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Awesome

An open API service indexing awesome lists of open source software.

https://github.com/h4cc/awesome-elixir

A curated list of amazingly awesome Elixir and Erlang libraries, resources and shiny things. Updates:
https://github.com/h4cc/awesome-elixir

List: awesome-elixir

Last synced: about 1 year ago
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A curated list of amazingly awesome Elixir and Erlang libraries, resources and shiny things. Updates:

Awesome Lists containing this project

README 

          
# Awesome Elixir [![CI Badge](https://github.com/h4cc/awesome-elixir/actions/workflows/ci.yml/badge.svg)](https://github.com/h4cc/awesome-elixir) [![Awesome](https://cdn.rawgit.com/sindresorhus/awesome/d7305f38d29fed78fa85652e3a63e154dd8e8829/media/badge.svg)](https://github.com/sindresorhus/awesome)

A curated list of amazingly awesome Elixir libraries, resources, and shiny things inspired by [awesome-php](https://github.com/ziadoz/awesome-php).



If you think a package should be added, please add a :+1: (`:+1:`) at the according issue or create a new one.



There are [other sites with curated lists of elixir packages](#other-awesome-lists) which you can have a look at.



- [Awesome Elixir](#awesome-elixir)

    - [Actors](#actors)

    - [Algorithms and Data structures](#algorithms-and-data-structures)

    - [Applications](#applications)

    - [Artificial Intelligence](#artificial-intelligence)

    - [Audio and Sounds](#audio-and-sounds)

    - [Authentication](#authentication)

    - [Authorization](#authorization)

    - [Behaviours and Interfaces](#behaviours-and-interfaces)

    - [Benchmarking](#benchmarking)

    - [Bittorrent](#bittorrent)

    - [BSON](#bson)

    - [Build Tools](#build-tools)

    - [Caching](#caching)

    - [Chatting](#chatting)

    - [Cloud Infrastructure and Management](#cloud-infrastructure-and-management)

    - [Code Analysis](#code-analysis)

    - [Command Line Applications](#command-line-applications)

    - [Configuration](#configuration)

    - [Cryptography](#cryptography)

    - [CSV](#csv)

    - [Data Visualization](#data-visualization)

    - [Date and Time](#date-and-time)

    - [Debugging](#debugging)

    - [Deployment](#deployment)

    - [Documentation](#documentation)

    - [Domain-specific language](#domain-specific-language)

    - [ECMAScript](#ecmascript)

    - [Email](#email)

    - [Embedded Systems](#embedded-systems)

    - [Encoding and Compression](#encoding-and-compression)

    - [Errors and Exception Handling](#errors-and-exception-handling)

    - [Eventhandling](#eventhandling)

    - [Examples and funny stuff](#examples-and-funny-stuff)

    - [Feature Flags and Toggles](#feature-flags-and-toggles)

    - [Feeds](#feeds)

    - [Files and Directories](#files-and-directories)

    - [Forms](#forms)

    - [Framework Components](#framework-components)

    - [Frameworks](#frameworks)

    - [Games](#games)

    - [Geolocation](#geolocation)

    - [GUI](#gui)

    - [Hardware](#hardware)

    - [HTML](#html)

    - [HTTP](#http)

    - [Images](#images)

    - [Instrumenting / Monitoring](#instrumenting--monitoring)

    - [JSON](#json)

    - [Languages](#languages)

    - [Lexical analysis](#lexical-analysis)

    - [Logging](#logging)

    - [Macros](#macros)

    - [Markdown](#markdown)

    - [Miscellaneous](#miscellaneous)

    - [Native Implemented Functions](#native-implemented-functions)

    - [Natural Language Processing (NLP)](#natural-language-processing-nlp)

    - [Networking](#networking)

    - [Office](#office)

    - [ORM and Datamapping](#orm-and-datamapping)

    - [OTP](#otp)

    - [Package Management](#package-management)

    - [PDF](#pdf)

    - [Protocols](#protocols)

    - [Queue](#queue)

    - [QUIC](#quic)

    - [Release Management](#release-management)

    - [REST and API](#rest-and-api)

    - [Search](#search)

    - [Security](#security)

    - [SMS](#sms)

    - [Static Page Generation](#static-page-generation)

    - [Statistics](#statistics)

    - [Templating](#templating)

    - [Testing](#testing)

    - [Text and Numbers](#text-and-numbers)

    - [Third Party APIs](#third-party-apis)

    - [Translations and Internationalizations](#translations-and-internationalizations)

    - [Utilities](#utilities)

    - [Validations](#validations)

    - [Version Control](#version-control)

    - [Video](#video)

    - [WebAssembly](#webassembly)

    - [XML](#xml)

    - [YAML](#yaml)

- [Resources](#resources)

    - [Books](#books)

    - [Cheat Sheets](#cheat-sheets)

    - [Community](#community)

    - [Editors](#editors)

    - [Newsletters](#newsletters)

    - [Other Awesome Lists](#other-awesome-lists)

    - [Podcasts](#podcasts)

    - [Reading](#reading)

    - [Screencasts](#screencasts)

    - [Styleguides](#styleguides)

    - [Websites](#websites)

- [Contributing](#contributing)



## Actors

*Libraries and tools for working with actors and such.*

* [alf](https://github.com/antonmi/ALF) - Flow-based Application Layer Framework.

* [bpe](https://github.com/spawnproc/bpe) - Business Process Engine in Erlang. ([Doc](https://bpe.n2o.dev)).

* [pooler](https://github.com/seth/pooler) - An OTP Process Pool Application.

* [poolex](https://github.com/general-CbIC/poolex) - Pure elixir pool manager.

* [spawn](https://github.com/eigr/spawn) - Elixir poliglot actors service mesh.



## Algorithms and Data structures

*Libraries and implementations of algorithms and data structures.*



* [aja](https://github.com/sabiwara/aja) - High performance persistent vectors and ordered maps.

* [array](https://github.com/takscape/elixir-array) - An Elixir wrapper library for Erlang's array.

* [aruspex](https://github.com/dkendal/aruspex) - Aruspex is a configurable constraint solver, written purely in Elixir.

* [bimap](https://github.com/mkaput/elixir-bimap) - Pure Elixir implementation of [bidirectional maps](https://en.wikipedia.org/wiki/Bidirectional_map) and multimaps.

* [bitmap](https://github.com/hashd/bitmap-elixir) - Pure Elixir implementation of [bitmaps](https://en.wikipedia.org/wiki/Bitmap).

* [blocking_queue](https://github.com/joekain/BlockingQueue) - BlockingQueue is a simple queue implemented as a GenServer. It has a fixed maximum length established when it is created.

* [bloomex](https://github.com/gmcabrita/bloomex) - A pure Elixir implementation of Scalable Bloom Filters.

* [clope](https://github.com/ayrat555/clope) - Elixir implementation of CLOPE: A Fast and Effective Clustering Algorithm for Transactional Data.

* [Closure Table](https://github.com/florinpatrascu/closure_table) - Closure Table for Elixir - a simple solution for storing and manipulating complex hierarchies. It provides in-memory and Ecto adapters.

* [combination](https://github.com/seantanly/elixir-combination) - Elixir library to generate combinations and permutations from Enumerable collection.

* [conrex](https://github.com/NAISorg/conrex) - An Elixir implementation of the CONREC algorithm for topographic or isochrone maps.

* [count_buffer](https://github.com/camshaft/count_buffer) - Buffer a large set of counters and flush periodically.

* [cuckoo](https://github.com/gmcabrita/cuckoo) - A pure Elixir implementation of [Cuckoo Filters](https://www.cs.cmu.edu/%7Edga/papers/cuckoo-conext2014.pdf).

* [cuid](https://github.com/duailibe/cuid) - Collision-resistant ids optimized for horizontal scaling and sequential lookup performance, written in Elixir.

* [data_morph](https://hex.pm/packages/data_morph) - Create Elixir structs from data.

* [dataframe](https://github.com/JordiPolo/dataframe) - Package providing functionality similar to Python's Pandas or R's data.frame().

* [datastructures](https://github.com/meh/elixir-datastructures) - A collection of protocols, implementations and wrappers to work with data structures.

* [def_memo](https://github.com/os6sense/DefMemo) - A memoization macro (defmemo) for elixir using a genserver backing store.

* [dlist](https://github.com/stocks29/dlist) - Deque implementations in Elixir.

* [eastar](https://github.com/herenowcoder/eastar) - A* graph pathfinding in pure Elixir.

* [ecto_materialized_path](https://github.com/asiniy/ecto_materialized_path) - Tree structure, hierarchy and ancestry for the ecto models.

* [ecto_state_machine](https://github.com/asiniy/ecto_state_machine) - Finite state machine pattern implemented on Elixir and  adopted for Ecto.

* [elistrix](https://github.com/tobz/elistrix) - A latency / fault tolerance library to help isolate your applications from an uncertain world of slow or failed services.

* [emel](https://github.com/mrdimosthenis/emel) - A simple and functional machine learning library written in elixir.

* [erlang-algorithms](https://github.com/aggelgian/erlang-algorithms) - Implementations of popular data structures and algorithms.

* [exconstructor](https://github.com/appcues/exconstructor) - An Elixir library for generating struct constructors that handle external data with ease.

* [exfsm](https://github.com/awetzel/exfsm) - Simple elixir library to define a static FSM.

* [exmatrix](https://github.com/a115/exmatrix) - ExMatrix is a small library for working with matrices, originally developed for testing matrix multiplication in parallel.

* [exor_filter](https://github.com/mpope9/exor_filter) - Nif for xor_filters.  'Faster and Smaller Than Bloom and Cuckoo Filters'.

* [ezcryptex](https://github.com/stocks29/ezcryptex) - Thin layer on top of Cryptex.

* [flow](https://github.com/dashbitco/flow) - Computational parallel flows on top of GenStage.

* [fnv](https://github.com/asaaki/fnv.ex) - Pure Elixir implementation of Fowler–Noll–Vo hash functions.

* [fsm](https://github.com/sasa1977/fsm) - Finite state machine as a functional data structure.

* [fuse](https://github.com/jlouis/fuse) - This application implements a so-called circuit-breaker for Erlang.

* [gen_fsm](https://github.com/pavlos/gen_fsm) - A generic finite state-machine - Elixir wrapper around OTP's gen_fsm.

* [graphex](https://github.com/stocks29/graphex) - A library for composing and executing task graphs in elixir.

* [graphmath](https://github.com/crertel/graphmath) - An Elixir library for performing 2D and 3D mathematics.

* [hash_ring_ex](https://github.com/reset/hash-ring-ex) - A consistent hash-ring implementation for Elixir.

* [hypex](https://github.com/whitfin/hypex) - Fast Elixir implementation of HyperLogLog.

* [indifferent](https://github.com/vic/indifferent) - Indifferent access for Elixir maps/list/tuples with custom key conversion.

* [isaac](https://github.com/arianvp/elixir-isaac) - Isaac is an elixir module for ISAAC: a fast cryptographic random number generator.

* [jumper](https://github.com/whitfin/jumper) - Jump consistent hash implementation in Elixir (without NIFs).

* [key2value](https://github.com/okeuday/key2value) - Erlang 2-way Set Associative Map.

* [lfsr](https://github.com/pma/lfsr) - Elixir implementation of a binary Galois Linear Feedback Shift Register.

* [loom](https://github.com/asonge/loom) - A CRDT library with δ-CRDT support.

* [luhn](https://github.com/ma2gedev/luhn_ex) - Luhn algorithm in Elixir.

* [lz4](https://github.com/szktty/erlang-lz4) - LZ4 bindings for Erlang for fast data compressing.

* [machinery](https://github.com/joaomdmoura/machinery) - A state machine library for structs in general, it integrates with Phoenix out of the box.

* [mason](https://github.com/spacepilots/mason) - Coerce maps into structs. This is helpful e.g. when you interface a REST API and want to create a struct from the response.

* [matrex](https://github.com/versilov/matrex) - A blazing fast matrix library for Elixir/Erlang with C implementation using CBLAS.

* [merkle_tree](https://github.com/yosriady/merkle_tree) - A Merkle hash tree implementation in Elixir.

* [minmaxlist](https://github.com/seantanly/elixir-minmaxlist) - Elixir library extending `Enum.min_by/2`, `Enum.max_by/2` and `Enum.min_max_by/2` to return a list of results instead of just one.

* [mmath](https://github.com/dalmatinerdb/mmath) - A library for performing math on number 'arrays' in binaries.

* [monadex](https://github.com/rob-brown/MonadEx) - Upgrade your Elixir pipelines with monads.

* [murmur](https://github.com/gmcabrita/murmur) - A pure Elixir implementation of the non-cryptographic hash Murmur3.

* [nary_tree](https://github.com/medhiwidjaja/nary_tree) - An Elixir implementation of generic n-ary tree data structure.

* [natural_sort](https://github.com/DanCouper/natural_sort) - Elixir natural sort implementation for lists of strings.

* [navigation_tree](https://github.com/gutschilla/elixir-navigation-tree) - A navigation tree representation with helpers to generate HTML out of it.

* [parallel_stream](https://github.com/beatrichartz/parallel_stream) - A parallel stream implementation for Elixir.

* [paratize](https://github.com/seantanly/elixir-paratize) - Elixir library providing some handy parallel processing (execution) facilities that support configuring number of workers and timeout.

* [parex](https://github.com/StevenJL/parex) - Parallel Execute (Parex) is an Elixir module for executing multiple (slow) processes in parallel.

* [qcomplex](https://github.com/q60/complex) - Elixir library implementing complex numbers and math operations for them.

* [qex](https://github.com/princemaple/elixir-queue) - Wraps `:queue`, with improved API and `Inspect`, `Collectable` and `Enumerable` protocol implementations.

* [qrational](https://github.com/q60/rational) - Elixir library implementing rational numbers and math operations for them.

* [ratio](https://github.com/Qqwy/elixir-rational) - Adds Rational Numbers and allows them to be used in common arithmetic operations. Also supports conversion between Floats and Rational Numbers.

* [red_black_tree](https://github.com/SenecaSystems/red_black_tree) - Red-Black tree implementation in Elixir.

* [remodel](https://github.com/stavro/remodel) - An Elixir presenter package used to transform map structures.

* [rendezvous](https://github.com/timdeputter/Rendezvous) - Implementation of the Rendezvous or Highest Random Weight (HRW) hashing algorithm in Elixir.

* [rock](https://github.com/ayrat555/rock) - Elixir implementation of ROCK: A Robust Clustering Algorithm for Categorical Attributes.

* [sfmt](https://github.com/jj1bdx/sfmt-erlang/) - SIMD-oriented Fast Mersenne Twister (SFMT) for Erlang.

* [simhash](https://github.com/UniversalAvenue/simhash-ex) - Simhash implementation using Siphash and N-grams.

* [sleeplocks](https://github.com/whitfin/sleeplocks) - BEAM friendly spinlocks for Elixir/Erlang.

* [sorted_set](https://github.com/SenecaSystems/sorted_set) - Sorted Sets for Elixir.

* [spacesaving](https://github.com/rozap/spacesaving) - stream count distinct element estimation using the "space saving" algorithm.

* [structurez](https://github.com/hamiltop/structurez) - A playground for data structures in Elixir.

* [supermemo](https://github.com/edubkendo/supermemo) - An Elixir implementation of the [Supermemo 2 algorithm](https://www.supermemo.com/english/ol/sm2.htm).

* [tfidf](https://github.com/OCannings/tf-idf) - An Elixir implementation of term frequency–inverse document frequency.

* [the_fuzz](https://github.com/smashedtoatoms/the_fuzz) - Fuzzy string-matching algorithm implementations.

* [tinymt](https://github.com/jj1bdx/tinymt-erlang/) - Tiny Mersenne Twister (TinyMT) for Erlang.

* [trie](https://github.com/okeuday/trie) - Erlang Trie Implementation.

* [witchcraft](https://github.com/expede/witchcraft) - Common algebraic structures and functions for Elixir.

* [zipper_tree](https://github.com/Dkendal/zipper_tree) - Variadic arity tree with a zipper for Elixir.



## Applications

*Standalone applications.*

* [Caddishouse](https://github.com/caddishouse/reader) - A web-based document reader that connects to your cloud storage accounts using Phoenix/LiveView.

* [CaptainFact](https://github.com/CaptainFact/captain-fact-api) - A collaborative, real-time video fact-checking platform. ([Docs](https://captainfact.io/)).

* [chat](https://github.com/synrc/chat) - A tiny text chat sample based on N2O.

* [Consolex](https://github.com/sivsushruth/consolex) - Consolex is a tool that allows you to attach a web based console to any mix project.

* [dragonfly_server](https://github.com/cloud8421/dragonfly-server) - Elixir app to serve Dragonfly images.

* [exchat](https://github.com/tony612/exchat) - A Slack-like app by Elixir, Phoenix & React (redux).

* [Exon](https://github.com/tchoutri/Exon) - A “mess manager” developed in Elixir and provides a simple API to manage & document your stuff. ([Docs](https://hexdocs.pm/exon/readme.html)).

* [ExShop](https://github.com/authentic-pixels/ex-shop) - Digital goods shop & blog created using Phoenix framework.

* [Harpoon](https://github.com/aschiavon91/harpoon) - A webhook receiver/inspector app, made using Phoenix and LiveView, it's basically a simplified version of [webhook.site](htts://webhook.site).

* [Igthorn](https://github.com/cinderella-man/igthorn) - Cryptocurrecy trading platform / trading bot with admin panel.

* [Lynx](https://github.com/clivern/lynx) - A Fast, Secure and Reliable Terraform Backend, Set up in Minutes.

* [majremind](https://bitbucket.org/Anwen/majremind) - A self-maintained database of your updated server which tells you which one needs to be updated.

* [medex](https://github.com/xerions/medex) - Medical Examination - application for register health check callbacks and represent their state via HTTP.

* [medusa_server](https://github.com/IcaliaLabs/medusa_server) - A simple cowboy web server written in Elixir to stack images. ([Docs](https://hexdocs.pm/medusa/0.2.0/api-reference.html)).

* [Nvjorn](https://github.com/tchoutri/Nvjorn) - A multi-protocol network services monitor written in Elixir using Poolboy.

* [Phoenix Battleship](https://github.com/bigardone/phoenix-battleship) - The Good Old game built with Elixir, Phoenix Framework, React and Redux.

* [Phoenix Toggl](https://github.com/bigardone/phoenix-toggl) - Toggl tribute done in Elixir, Phoenix Framework, React and Redux.

* [Phoenix Trello](https://github.com/bigardone/phoenix-trello) - Trello tribute done in Elixir, Phoenix Framework, React and Redux.

* [Plural](https://github.com/pluralsh/plural) - Deploys your favorite open source applications like airflow and airbyte in your own cloud account with just two commands.  Written in Elixir and Phoenix Framework for server side, and React for frontend.

* [poxa](https://github.com/edgurgel/poxa) - Open Pusher implementation, compatible with Pusher libraries.

* [Queerlink](https://github.com/Queertoo/Queerlink) - A simple yet efficient URL shortening service written in Elixir.

* [RemoteRetro](https://github.com/stride-nyc/remote_retro) - A real-time application for conducting Agile retrospectives at [remoteretro.org](https://remoteretro.org) written in Elixir/Phoenix/React.

* [Sprint Poker](https://github.com/elpassion/sprint-poker) - Online estimation tool for Agile teams, written using Elixir Lang, Phoenix Framework and React.

* [Startup Job](https://github.com/tsurupin/job_search) - An umbrella project to search startup jobs scraped from websites written in Elixir/Phoenix and React/Redux.

* [Tai](https://github.com/fremantle-capital/tai) - A composable, real time, cryptocurrency market data and trade execution toolkit.

* [tty2048](https://github.com/lexmag/tty2048) - Terminal-based 2048 game written in Elixir.

* [uai_shot](https://github.com/sergioaugrod/uai_shot) - A multiplayer ship game built with Elixir, Phoenix Framework and Phaser.

* [utils](https://github.com/q60/utils) - Website with handy day-to-day utils: to do list, URL shortener, code bin and pie chart. Written in Elixir using Phoenix Framework.

* [workbench](https://github.com/fremantle-industries/workbench) - From Idea to Execution - Manage your trading operation across a globally distributed cluster.



## Artificial Intelligence

*When your code becomes smarter than you.*



* [Axon](https://github.com/elixir-nx/axon) - Nx-powered Neural Networks.

* [Beaver](https://github.com/beaver-lodge/beaver) - Beaver is a LLVM/MLIR Toolkit in Elixir and Zig.

* [ExLLama](https://github.com/noizu-labs-ml/ex_llama) - LlamaCpp Nif Extensions for Elixir/Erlang. ([Docs](https://hexdocs.pm/ex_llama/ExLLama.html)).

* [Exnn](https://github.com/zampino/exnn) - Evolutive Neural Networks framework à la G.Sher written in Elixir. ([Docs](http://zampino.github.io/exnn/)).

* [GenAI](https://github.com/noizu-labs-ml/genai) - An extensible Generative AI Completion API Wrapper with basic chat completion with tool use support provided for Gemini, Anthropic, OpenAI, and Mistral models. ([Docs](https://hexdocs.pm/genai/GenAI.html)).

* [m2cgen](https://github.com/BayesWitnesses/m2cgen) - A CLI tool to transpile trained classic ML models into a native Elixir code with zero dependencies.

* [Neat-Ex](https://gitlab.com/onnoowl/Neat-Ex) - An Elixir implementation of the NEAT algorithm. ([Docs](https://hexdocs.pm/neat_ex/Neat.html)).

* [Noizu-OpenAi](https://github.com/noizu-labs/elixir-openai) - An Elixir Api for the OpenAI Library. ([Docs](https://hexdocs.pm/noizu_labs_open_ai/api-reference.html)).

* [Nx](https://github.com/elixir-nx/nx) - Multi-dimensional arrays (tensors) and numerical definitions for Elixir.

* [Runhyve](https://runhyve.app) - Runhyve is complete virtual machines manager for bhyve on FreeBSD. It's written in Elixir and uses Phoenix framework.

* [simple_bayes](https://github.com/fredwu/simple_bayes) - A Simple Bayes / Naive Bayes implementation in Elixir.

* [Synapses](https://mrdimosthenis.github.io/Synapses/?elixir) - A lightweight library for neural networks.

* [Weaviate](https://github.com/noizu-labs-ml/elixir-weaviate) - Weaviate client and macros for declaring records. ([Docs](https://hexdocs.pm/noizu_weaviate/api-reference.html)).



## Audio and Sounds

*Libraries working with sounds and tones.*



* [erlaudio](https://github.com/asonge/erlaudio) - Erlang PortAudio bindings.

* [ex_alsa](https://github.com/dulltools/ex_alsa) - Elixir ALSA bindings.

* [ex_jack](https://github.com/dulltools/ex_jack) - Elixir JACK bindings.

* [firmata](https://github.com/entone/firmata) - This package implements the Firmata protocol.

* [synthex](https://github.com/bitgamma/synthex) - A signal synthesis library.



## Authentication

*Libraries for implementing authentication schemes.*



* [aeacus](https://github.com/zmoshansky/aeacus) - A simple configurable identity/password authentication module (Compatible with Ecto/Phoenix).

* [apache_passwd_md5](https://github.com/kevinmontuori/Apache.PasswdMD5) - Apache/APR Style Password Hashing.

* [aws_auth](https://github.com/bryanjos/aws_auth) - AWS Signature Version 4 Signing Library for Elixir.

* [basic_auth](https://github.com/CultivateHQ/basic_auth) - Elixir Plug to easily add HTTP basic authentication to an app.

* [coherence](https://github.com/smpallen99/coherence) - Coherence is a full featured, configurable authentication system for Phoenix. ([Docs](https://hexdocs.pm/coherence/Coherence.html)).

* [doorman](https://github.com/BlakeWilliams/doorman) - Tools to make Elixir authentication simple and flexible.

* [elixir_auth_google](https://github.com/dwyl/elixir-auth-google) - The simplest way to add Google OAuth authentication ("Sign in with Google") to your Elixir/Phoenix app.

* [ex_aws_msk_iam_auth](https://github.com/BigThinkcode/ex_aws_msk_iam_auth) - AWS Managed Streaming for Apache Kafka (MSK) IAM Authentication plugin for Broadway Kafka.

* [goth](https://github.com/peburrows/goth) - OAuth 2.0 library for server to server applications via Google Cloud APIs.

* [guardian](https://github.com/ueberauth/guardian) - An authentication framework for use with Elixir applications. ([Docs](https://hexdocs.pm/guardian/Guardian.html)).

* [guardian_db](https://github.com/ueberauth/guardian_db) - An extension to Guardian that tracks tokens in your application's database to prevent playback. ([Docs](https://hexdocs.pm/guardian_db/readme.html)).

* [guardian_redis](https://github.com/alexfilatov/guardian_redis) - Redis repository for Guardian DB. ([Docs](https://hexdocs.pm/guardian_redis/readme.html)).

* [htpasswd](https://github.com/kevinmontuori/Apache.htpasswd) - Apache htpasswd file reader/writer in Elixir.

* [mojoauth](https://github.com/mojolingo/mojo-auth.ex) - MojoAuth implementation in Elixir.

* [oauth2](https://github.com/scrogson/oauth2) - An OAuth 2.0 client library for Elixir.

* [oauth2_facebook](https://github.com/chrislaskey/oauth2_facebook) - A Facebook OAuth2 Provider for Elixir.

* [oauth2_github](https://github.com/chrislaskey/oauth2_github) - A GitHub OAuth2 Provider for Elixir.

* [oauth2cli](https://github.com/mgamini/oauth2cli-elixir) - Simple OAuth2 client written for Elixir.

* [oauth2ex](https://github.com/parroty/oauth2ex) - Another OAuth 2.0 client library for Elixir.

* [oauther](https://github.com/lexmag/oauther) - An OAuth 1.0 implementation for Elixir.

* [passwordless_auth](https://github.com/madebymany/passwordless_auth) - Simple passwordless login or 2-factor / multi-factor authentication for Elixir.

* [phauxth](https://github.com/riverrun/phauxth) - Authentication library for Phoenix 1.3 and other Plug-based apps.

* [phoenix_client_ssl](https://github.com/jshmrtn/phoenix-client-ssl) - Client SSL Authentication Plugs for Phoenix and other Plug-based apps.

* [pow](https://github.com/danschultzer/pow) - Robust, modular, and extendable user authentication system ([Website](https://powauth.com) - [Doc](https://hex.pm/packages/pow)).

* [samly](https://github.com/handnot2/samly) - SAML SP SSO made easy ([Doc](https://hexdocs.pm/samly/readme.html)).

* [sesamex](https://github.com/khusnetdinov/sesamex) - Another simple and flexible authentication solution in 5 minutes!.

* [sigaws](https://github.com/handnot2/sigaws) - AWS Signature V4 signing and verification library ([Doc](https://hexdocs.pm/sigaws/Sigaws.html)).

* [ueberauth](https://github.com/ueberauth/ueberauth) - An Elixir Authentication System for Plug-based Web Applications.

* [ueberauth_auth0](https://hex.pm/packages/ueberauth_auth0) - An Ueberauth strategy for using Auth0 to authenticate your users.

* [ueberauth_cas](https://github.com/marceldegraaf/ueberauth_cas) - Central Authentication Service strategy for Überauth.

* [ueberauth_facebook](https://github.com/ueberauth/ueberauth_Facebook) - Facebook OAuth2 Strategy for Überauth.

* [ueberauth_foursquare](https://github.com/borodiychuk/ueberauth_foursquare) - Foursquare OAuth2 Strategy for Überauth.

* [ueberauth_github](https://github.com/ueberauth/ueberauth_github) - A GitHub strategy for Überauth.

* [ueberauth_google](https://github.com/ueberauth/ueberauth_google) - A Google strategy for Überauth.

* [ueberauth_identity](https://github.com/ueberauth/ueberauth_identity) - A simple username/password strategy for Überauth.

* [ueberauth_line](https://github.com/alexfilatov/ueberauth_line) - LINE Strategy for Überauth.

* [ueberauth_microsoft](https://github.com/swelham/ueberauth_microsoft) - A Microsoft strategy for Überauth.

* [ueberauth_slack](https://github.com/ueberauth/ueberauth_slack) - A Slack strategy for Überauth.

* [ueberauth_twitter](https://github.com/ueberauth/ueberauth_twitter) - Twitter Strategy for Überauth.

* [ueberauth_vk](https://github.com/sobolevn/ueberauth_vk) - [vk.com](https://vk.com) Strategy for Überauth.

* [ueberauth_weibo](https://github.com/he9qi/ueberauth_weibo) - [Weibo](https://weibo.com) OAuth2 Strategy for Überauth.

* [zachaeus](https://github.com/railsmechanic/zachaeus) - An easy to use licensing system, based on asymmetric cryptography.



## Authorization

*Libraries for implementing Authorization handling.*



* [authorize](https://github.com/jfrolich/authorize) - Rule based authorization, for advanced authorization rules.

* [bodyguard](https://github.com/schrockwell/bodyguard) - A flexible authorization library for Phoenix applications.

* [canada](https://github.com/jarednorman/canada) - A simple authorization library that provides a friendly interface using declarative permission rules.

* [canary](https://github.com/cpjk/canary) - An authorization library for Elixir applications that restricts what resources the current user is allowed to access. ([Docs](https://hexdocs.pm/canary/api-reference.html)).

* [speakeasy](https://github.com/coryodaniel/speakeasy) - Middleware based authentication and authorization for Absinthe GraphQL powered by Bodyguard.

* [terminator](https://github.com/MilosMosovsky/terminator) - Database based authorization (ACL), with custom DSL rules for requiring needed permissions. ([Docs](https://hexdocs.pm/terminator/readme.html)).



## Behaviours and Interfaces

*Definitions how something should behave, like Interfaces from OOP-World*



* [connection](https://github.com/fishcakez/connection) - Connection behaviour for connection processes. The API is superset of the GenServer API.

* [gen_state_machine](https://github.com/antipax/gen_state_machine) - Elixir wrapper for gen_statem.

* [stockastic](https://github.com/shanewilton/stockastic) - Simple Elixir wrapper for the Stockfighter API.



## Benchmarking

*Running code to see how long it takes, which is faster and/or if improvements have been made.*



* [beamchmark](https://github.com/membraneframework/beamchmark) - A Tool for measuring EVM performance.

* [benchee](https://github.com/PragTob/benchee) - Easy and extensible benchmarking in Elixir.

* [benchfella](https://github.com/alco/benchfella) - Benchmarking tool for Elixir.

* [bmark](https://github.com/joekain/bmark) - A benchmarking tool for Elixir.



## Bittorrent

*Sharing is caring with Elixir*



* [bento](https://github.com/folz/bento) - An incredibly fast, correct, pure-Elixir Bencoding library.

* [tracker_request](https://github.com/alehander42/tracker_request) - Dealing with bittorrent tracker requests and responses.

* [wire](https://github.com/alehander42/wire) - Encode and decode bittorrent peer wire protocol messages with Elixir.



## BSON

*Libraries and implementations working with BSON.*



* [BSONMap](https://github.com/Nebo15/bsoneach) - Elixir package that applies a function to each document in a BSON file and has a low memory consumption.

* [cyanide](https://github.com/ispirata/cyanide) - An Elixir BSON encoding/decoding library.



## Build Tools

*Project build and automation tools.*



* [active](https://github.com/synrc/active) - Recompilation and Reloading on FileSystem changes.

* [coffee_rotor](https://github.com/HashNuke/coffee_rotor) - Rotor plugin to compile CoffeeScript files.

* [dismake](https://github.com/jarednorman/dismake) - Mix compiler running make.

* [etude](https://github.com/exstruct/etude) - Parallel computation coordination compiler for Erlang/Elixir.

* [Exscript](https://github.com/liveforeverx/exscript) - Elixir escript library.

* [mad](https://github.com/synrc/mad) - Small and Fast Rebar Replacement.

* [pc](https://github.com/blt/port_compiler) - A rebar3 port compiler.

* [reaxt](https://github.com/awetzel/reaxt) - React template into your Elixir application for server rendering.

* [rebar3_abnfc_plugin](https://github.com/surik/rebar3_abnfc_plugin) - Rebar3 abnfc compiler.

* [rebar3_asn1_compiler](https://github.com/pyykkis/rebar3_asn1_compiler) - Plugin for compiling ASN.1 modules with Rebar3.

* [rebar3_auto](https://github.com/vans163/rebar3_auto) - Rebar3 plugin to auto compile and reload on file change.

* [rebar3_diameter_compiler](https://github.com/carlosedp/rebar3_diameter_compiler) - Compile diameter .dia files in rebar3 projects.

* [rebar3_eqc](https://github.com/kellymclaughlin/rebar3-eqc-plugin) - A rebar3 plugin to enable the execution of Erlang QuickCheck properties.

* [rebar3_exunit](https://github.com/processone/rebar3_exunit) - A plugin to run Elixir ExUnit tests from rebar3 build tool.

* [rebar3_idl_compiler](https://github.com/sebastiw/rebar3_idl_compiler) - This is a plugin for compiling Erlang IDL files using Rebar3.

* [rebar3_live](https://github.com/pvmart/rebar3_live) - Rebar3 live plugin.

* [rebar3_neotoma_plugin](https://github.com/zamotivator/rebar3_neotoma_plugin) - Rebar3 neotoma (Parser Expression Grammar) compiler.

* [rebar3_protobuffs](https://github.com/benoitc/rebar3_protobuffs) - rebar3 protobuffs provider using protobuffs from Basho.

* [rebar3_run](https://github.com/tsloughter/rebar3_run) - Run a release with one simple command.

* [rebar3_yang_plugin](https://github.com/surik/rebar3_yang_plugin) - Rebar3 yang compiler.

* [reltool_util](https://github.com/okeuday/reltool_util) - Erlang reltool utility functionality application.

* [relx](https://github.com/erlware/relx) - A release assembler for Erlang.

* [remix](https://github.com/AgilionApps/remix) - Automatic recompilation of Mix code on file change.

* [rotor](https://github.com/HashNuke/rotor) - Super-simple build system for Elixir.

* [sass_elixir](https://github.com/zamith/sass_elixir) - A sass plugin for Elixir projects.



## Caching

*Libraries for caching data.*



* [cachex](https://github.com/whitfin/cachex) - A powerful caching library for Elixir with a wide featureset.

* [con_cache](https://github.com/sasa1977/con_cache) - ConCache is an ETS based key/value storage.

* [elixir_locker](https://github.com/tsharju/elixir_locker) - Locker is an Elixir wrapper for the locker Erlang library that provides some useful libraries that should make using locker a bit easier.

* [jc](https://github.com/jr0senblum/jc) - In-memory, distributable cache with pub/sub, JSON-query and consistency support.

* [lru_cache](https://github.com/arago/lru_cache) - Simple LRU Cache, implemented with ets.

* [memoize](https://github.com/melpon/memoize) - A memoization macro that easily cache function.

* [nebulex](https://github.com/cabol/nebulex) - A fast, flexible and extensible distributed and local caching library for Elixir.

* [request_cache_plug](https://github.com/MikaAK/request_cache_plug) - Easy to use caching for requests in either Phoenix Controllers or GraphQL resolvers. Bypasses JSON encoding/decoding for a large speedup.

* [stash](https://github.com/whitfin/stash) - A straightforward, fast, and user-friendly key/value store.



## Chatting

*Chatting via IRC, Slack, HipChat and other systems using Elixir.*



* [alice](https://github.com/alice-bot/alice) - A Slack bot framework for Elixir.

* [chatty](https://github.com/alco/chatty) - A basic IRC client that is most useful for writing a bot.

* [cog](https://github.com/operable/cog) - Cog is an open chatops platform that gives you a secure, collaborative command line right in your chat window.

* [ExGram](https://github.com/rockneurotiko/ex_gram) - a library to build Telegram Bots, you can use the low-level methods and models or use the really opinionated framework included. ([Docs](https://hexdocs.pm/ex_gram/readme.html)).

* [ExIrc](https://github.com/bitwalker/exirc) - IRC client adapter for Elixir projects.

* [ExMustang](https://github.com/techgaun/ex_mustang) - A simple, clueless slackbot and collection of responders.

* [Guri](https://github.com/elvio/guri) - Automate tasks using chat messages.

* [hedwig](https://github.com/hedwig-im/hedwig) - XMPP Client/Bot Framework for Elixir.([Docs](https://hexdocs.pm/hedwig/readme.html)).

* [kaguya](https://github.com/Luminarys/Kaguya) - A small, powerful, and modular IRC bot.

* [slacker](https://github.com/koudelka/slacker) - A bot library for the Slack chat service.

* [yocingo](https://github.com/Yawolf/yocingo) - Create your own Telegram Bot.



## Cloud Infrastructure and Management

*Applications, tools and libraries for your own cloud service.*



* [aws](https://github.com/aws-beam/aws-elixir) - AWS clients for Elixir.

* [Batteries Included](https://github.com/batteries-included/batteries-included) - A self hostable platform for automation/UI driven Kubernetes; built in Elixir and Golang the entire UI is built with Phoenix Live View.

* [Bonny](https://github.com/coryodaniel/bonny) - Kubernetes Operator Development Framework.

* [Cloudi](http://cloudi.org/) - CloudI is for back-end server processing tasks that require soft-realtime transaction.

* [discovery](https://github.com/undeadlabs/discovery) - An OTP application for auto-discovering services with Consul.

* [erlcloud](https://github.com/erlcloud/erlcloud) - Cloud Computing library for Erlang (Amazon EC2, S3, SQS, SimpleDB, Mechanical Turk, ELB). ([Docs](https://hexdocs.pm/erlcloud/)).

* [ex_aws](https://github.com/CargoSense/ex_aws) - AWS client, supporting Dynamo, Kinesis, Lambda, SQS, and S3.

* [ex_riak_cs](https://github.com/ayrat555/ex_riak_cs) - Riak CS API client.

* [fleet_api](https://github.com/jordan0day/fleet-api) - A simple wrapper for the Fleet (CoreOS) API. Can be used with etcd tokens or via direct node URLs.

* [Gandi](https://github.com/Ahamtech/elixir-Gandi) - Gandi Wrapper for Leaseweb infrastructure.

* [IElixir](https://github.com/pprzetacznik/IElixir) - Jupyter's kernel for Elixir programming language.

* [k8s](https://github.com/coryodaniel/k8s) - Kubernetes Elixir client with CRD support, multi-cluster support, pluggable auth, and configurable middleware.

* [Kazan](https://github.com/obmarg/kazan) - Kubernetes client for Elixir, generated from the k8s open API specifications.

* [Kubereq](https://github.com/mruoss/kubereq) - Kubernetes Client for Elixir based on Req.

* [Kubex](https://github.com/ingerslevio/kubex) - Kubernetes client and integration for Elixir, written in pure Elixir.

* [Leaseweb](https://github.com/Ahamtech/elixir-leaseweb) - Elixir Wrapper for Leaseweb infrastructure.

* [libcluster](https://github.com/bitwalker/libcluster) - Automatic cluster formation/healing for Elixir applications.([Docs](https://hexdocs.pm/libcluster/readme.html)).

* [nodefinder](https://github.com/okeuday/nodefinder) - Strategies for automatic node discovery in Erlang.

* [nomad](https://github.com/sashaafm/nomad) - Create cloud portable Elixir and Phoenix apps. Write once, use everywhere.

* [sidejob](https://github.com/basho/sidejob) - Parallel worker and capacity limiting library for Erlang.

* [sidetask](https://github.com/PSPDFKit-labs/sidetask) - SideTask is an alternative to Task.Supervisor using Basho's sidejob library with parallelism and capacity limiting.

* [skycluster](https://github.com/Nebo15/skycluster) - Automatic Erlang cluster formation, messaging and management for Elixir/Erlang applications. Integrated with Kubernetes.

* [vercel](https://github.com/Bounceapp/elixir-vercel) - An Elixir wrapper for Vercel's API.



## Code Analysis

*Libraries and tools for code base analysis, parsing, and manipulation.*



* [belvedere](https://github.com/nirvana/belvedere) - An example of CircleCI integration with Elixir.

* [coverex](https://github.com/alfert/coverex) - Coverage Reports for Elixir.

* [credo](https://github.com/rrrene/credo) - A static code analysis tool with a focus on code consistency and teaching Elixir. ([Docs](https://hexdocs.pm/credo/Credo.html)).

* [DepViz](https://depviz.jasonaxelson.com/) - A visual tool to help developers understand Elixir recompilation in their projects. ([Code](https://github.com/axelson/dep_viz/)).

* [dialyxir](https://github.com/jeremyjh/dialyxir) - Mix tasks to simplify use of Dialyzer in Elixir projects.([Docs](https://hexdocs.pm/dialyzex/Mix.Tasks.Dialyzer.html)).

* [ex_check](https://github.com/karolsluszniak/ex_check) - One task to efficiently run all code analysis & testing tools in an Elixir project.

* [excellent_migrations](https://github.com/Artur-Sulej/excellent_migrations) - Detecting potentially dangerous operations in database migrations.

* [excoveralls](https://github.com/parroty/excoveralls) - Coverage report tool for Elixir with coveralls.io integration.

* [exprof](https://github.com/parroty/exprof) - A simple code profiler for Elixir, using eprof.

* [int_set](https://github.com/Cantido/int_set) - A time- and memory-efficient unordered data structure for positive integers.



## Command Line Applications

*Anything helpful for building CLI applications.*



* [elementtui](https://codeberg.org/edwinvanl/elementtui) - Library to help create terminal user interfaces (TUI).

* [ex_cli](https://github.com/tuvistavie/ex_cli) - User friendly CLI apps for Elixir.

* [ex_prompt](https://github.com/behind-design/ex_prompt) - Helper package to add interactivity to your command line applications as easy as possible.

* [firex](https://github.com/msoedov/firex) - Firex is a library for automatically generating command line interfaces (CLIs) from an elixir module.

* [getopt](https://github.com/jcomellas/getopt) - Command-line options parser for Erlang.

* [loki](https://github.com/khusnetdinov/loki) - Library for creating interactive command-line application.

* [optimus](https://github.com/savonarola/optimus) - Command-line option parser for Elixir inspired by [clap.rs](https://clap.rs/).

* [owl](https://github.com/fuelen/owl) - Owl is a toolkit for writing command-line user interfaces in Elixir.

* [phoenix-cli](https://phoenix-cli.github.io/) - Command-line interface for Phoenix Framework like Rails commands.

* [progress_bar](https://github.com/henrik/progress_bar) - Command-line progress bars and spinners.

* [prompt](https://github.com/silbermm/prompt) - Toolkit for building command line applications in Elixir.

* [ratatouille](https://github.com/ndreynolds/ratatouille) - A TUI (terminal UI) kit for Elixir.

* [scribe](https://github.com/codedge-llc/scribe) - Pretty-print tables of Elixir structs and maps. Inspired by hirb.

* [table_rex](https://github.com/djm/table_rex) - Generate configurable ASCII style tables for display.

* [tabula](https://github.com/aerosol/tabula) - Pretty print list of Ecto query results / maps in ascii tables (GitHub Markdown/OrgMode).



## Configuration

*Libraries and tools working with configurations*



* [confex](https://github.com/Nebo15/confex) - Helper module that provides a nice way to read environment configuration at runtime.

* [configparser_ex](https://github.com/easco/configparser_ex) - A simple Elixir parser for the same kind of files that Python's configparser library handles.

* [conform](https://github.com/bitwalker/conform) - Easy release configuration for Elixir apps.

* [dotenv](https://github.com/avdi/dotenv_elixir) - A port of dotenv to Elixir.

* [enux](https://github.com/massivefermion/enux) - utility package for loading, validating and documenting your app's configuration variables from env, json and jsonc files at runtime and injecting them into your environment.

* [figaro](https://github.com/trestrantham/ex_figaro) - Simple Elixir project configuration.

* [figaro_elixir](https://github.com/KamilLelonek/figaro-elixir) - Environmental variables manager for Elixir.

* [hush](https://github.com/gordalina/hush) - Read and inject configuration at runtime, and in release mode with support for multiple providers.

* [hush_aws_secrets_manager](https://github.com/gordalina/hush_aws_secrets_manager) - AWS Secrets Manager provider for hush.

* [hush_gcp_secret_manager](https://github.com/gordalina/hush_gcp_secret_manager) - Google Secret Manager provider for hush.

* [mahaul](https://github.com/emadalam/mahaul) - Supercharge your environment variables in Elixir. Parse and validate with compile time access guarantees, defaults, fallbacks and app pre-boot validations.

* [skogsra](https://github.com/gmtprime/skogsra) - Library to manage OS environment variables and application configuration options with ease.

* [sweetconfig](https://github.com/d0rc/sweetconfig) - Read YAML configuration files from any point at your app.

* [weave](https://gitlab.com/gt8/open-source/elixir/weave) - JIT configuration loader that works with Kubernetes and Docker Swarm.



## Cryptography

*Encrypting and decrypting data*



* [aescmac](https://github.com/kleinernik/elixir-aes-cmac) - AES CMAC ([RFC 4493](https://tools.ietf.org/html/rfc4493)) in Elixir.

* [cipher](https://github.com/rubencaro/cipher) - Elixir crypto library to encrypt/decrypt arbitrary binaries.

* [cloak](https://github.com/danielberkompas/cloak) - Cloak makes it easy to use encryption with Ecto.([Docs](https://hexdocs.pm/cloak/readme.html)).

* [comeonin](https://github.com/riverrun/comeonin) - Password hashing (argon2, bcrypt, pbkdf2_sha512) library for Elixir.([https://hexdocs.pm/comeonin/api-reference.html](https://hexdocs.pm/comeonin/api-reference.html)).

* [crypto_rsassa_pss](https://github.com/potatosalad/erlang-crypto_rsassa_pss) - RSASSA-PSS Public Key Cryptographic Signature Algorithm for Erlang.

* [elixir_tea](https://github.com/keichan34/elixir_tea) - TEA implementation in Elixir.

* [ex_bcrypt](https://github.com/manelli/ex_bcrypt) - Elixir wrapper for the OpenBSD bcrypt password hashing algorithm.

* [ex_crypto](https://github.com/ntrepid8/ex_crypto) - Elixir wrapper for Erlang `crypto` and `public_key` modules. Provides sensible defaults for many crypto functions to make them easier to use.([Docs](https://hexdocs.pm/ex_crypto/readme.html)).

* [exgpg](https://github.com/rozap/exgpg) - Use gpg from Elixir.

* [nimble_totp](https://github.com/dashbitco/nimble_totp) - Allows implementation of Time-based One-Time Passwords (TOTP) for 2FA.

* [ntru_elixir](https://github.com/alisinabh/ntru_elixir) - Elixir wrapper for libntru. A post quantum cryptography system.

* [pot](https://github.com/yuce/pot) - Erlang library for generating one time passwords compatible with Google Authenticator.

* [rsa](https://github.com/trapped/elixir-rsa) - `public_key` cryptography wrapper for Elixir.

* [rsa_ex](https://github.com/anoskov/rsa-ex) - Library for working with RSA keys.

* [siphash-elixir](https://github.com/whitfin/siphash-elixir) - Elixir implementation of the SipHash hash family.

* [tea_crypto](https://github.com/keichan34/tea_crypto_erl) - Tiny Encryption Algorithm implementation.



## CSV

*Libraries and implementations working with CSV.*



* [cesso](https://github.com/meh/cesso) - CSV handling library for Elixir.

* [csv](https://github.com/beatrichartz/csv) - CSV Decoding and Encoding for Elixir.

* [csv2sql](https://github.com/Arp-G/csv2sql) - A fast and fully automated CSV to database importer.

* [csvlixir](https://github.com/jimm/csvlixir) - A CSV reading/writing application for Elixir.

* [ecsv](https://github.com/erpuno/ecsv) - Fast libcsv-based stream parser for Elixir.

* [nimble_csv](https://github.com/plataformatec/nimble_csv) - A simple and fast CSV parsing and dumping library for Elixir.



## Data Visualization

*Libraries for creating visualizations with data.*



* [plox](https://github.com/gridpoint-com/plox) - Server-side rendered SVG graphing components for Phoenix and LiveView.

* [tucan](https://github.com/pnezis/tucan) - An Elixir plotting library on top of VegaLite.

* [vega_lite](https://github.com/livebook-dev/vega_lite) - Elixir bindings for Vega-Lite.



## Date and Time

*Libraries for working with dates and times.*



* [block_timer](https://github.com/adamkittelson/block_timer) - Macros to use :timer.apply_after and :timer.apply_interval with a block.

* [calendar](https://github.com/lau/calendar) - Calendar is a date and time library for Elixir.

* [calendarific](https://github.com/Bounceapp/elixir-calendarific) - Calendarific is a wrapper for the holiday API Calendarific.

* [calixir](https://github.com/rengel-de/calixir) - Calixir is a port of the Lisp calendar software calendrica-4.0 to Elixir.

* [chronos](https://github.com/nurugger07/chronos) - An Elixir date/time library.

* [cocktail](https://github.com/peek-travel/cocktail) - Elixir date recurrence library based on iCalendar events.

* [cronex](https://github.com/jbernardo95/cronex) - Cron like system you can mount in your supervision tree.

* [crontab](https://github.com/jshmrtn/crontab) - A Cron Expressions Parser, Composer & Date Candidate Finder.

* [emojiclock](https://github.com/nathanhornby/emojiclock-elixir) - An Elixir module for giving you an emoji clock for a given hour.

* [ex_ical](https://github.com/fazibear/ex_ical) - ICalendar parser.

* [filtrex](https://github.com/rcdilorenzo/filtrex) - A library for performing and validating complex SQL-like filters from a client (e.g. smart filters).

* [good_times](https://github.com/DevL/good_times) - Expressive and easy to use datetime functions.

* [jalaali](https://github.com/jalaali/elixir-jalaali) - Jalaali calendar implementation for Elixir.

* [milliseconds](https://github.com/davebryson/elixir_milliseconds) - Simple library to work with milliseconds in Elixir.

* [moment](https://github.com/atabary/moment) - Parse, validate, manipulate, and display dates in Elixir.

* [open_hours](https://github.com/hopsor/open_hours) - Time calculations using business hours.

* [quantum](https://github.com/quantum-elixir/quantum-core) - Cron-like job scheduler for Elixir applications.

* [repeatex](https://github.com/rcdilorenzo/repeatex) - Natural language parsing for repeating dates.

* [timelier](https://github.com/ausimian/timelier) - A cron-style scheduler for Elixir.

* [timex](https://github.com/bitwalker/timex) - Easy to use Date and Time modules for Elixir.

* [timex_interval](https://github.com/atabary/timex-interval) - A date/time interval library for Elixir projects, based on Timex.

* [tzdata](https://github.com/lau/tzdata) - The timezone database in Elixir.



## Debugging

*Libraries and tools for debugging code and applications.*



* [beaker](https://github.com/hahuang65/beaker) - Statistics and Metrics library for Elixir.

* [booter](https://github.com/eraserewind/booter) - Boot an Elixir application, step by step.

* [dbg](https://github.com/fishcakez/dbg) - Distributed tracing for Elixir.

* [eflame](https://github.com/proger/eflame) - Flame Graph profiler for Erlang.

* [eper](https://github.com/massemanet/eper) - Erlang performance and debugging tools.

* [ether](https://github.com/maarek/ether) - Ether provides functionality to hook Elixir into the Erlang debugger.

* [ex_debug_toolbar](https://github.com/kagux/ex_debug_toolbar) - A toolbar for Phoenix projects to interactively debug code and display useful information about requests: logs, timelines, database queries etc.

* [exrun](https://github.com/liveforeverx/exrun) - Distributed tracing for Elixir with rate limiting and simple macro-based interface.

* [extrace](https://github.com/redink/extrace) - Elixir wrapper for Recon Trace.

* [git_hooks](https://github.com/qgadrian/elixir_git_hooks) - Add git hooks to Elixir projects.

* [inspector](https://github.com/marciol/inspector) - A simple one-line module that allows a more friendly debugging experience.

* [observer_cli](https://github.com/zhongwencool/observer_cli) - Visualize Elixir & Erlang nodes on the command line, it aims to help developers debug production systems.

* [quaff](https://github.com/qhool/quaff) - The Debug module provides a simple helper interface for running Elixir code in the erlang graphical debugger.

* [rexbug](https://github.com/nietaki/rexbug) - An Elixir wrapper for the `redbug` production-friendly Erlang tracing debugger.

* [visualixir](https://github.com/koudelka/visualixir) - A process visualizer for remote BEAM nodes.



## Deployment

*Installing and running your code automatically on other machines.*



* [akd](https://github.com/annkissam/akd) - Capistrano like, Configurable, and easy to set up Elixir Deployment Automation Framework.

* [ansible-elixir-stack](https://github.com/HashNuke/ansible-elixir-stack) - 1-command setup & deploys to servers, with first-class support for Phoenix apps.

* [bootleg](https://github.com/labzero/bootleg) - Simple deployment and server automation for Elixir.

* [bottler](https://github.com/rubencaro/bottler) - Bottler is a collection of tools that aims to help you generate releases, ship them to your servers, install them there, and get them live on production.

* [edeliver](https://github.com/boldpoker/edeliver) - Deployment for Elixir and Erlang.

* [elixir-on-docker](https://github.com/CrowdHailer/elixir-on-docker) - A project template to get started developing clustered Elixir applications for cloud environments.

* [exdm](https://github.com/joeyates/exdm) - Deploy Elixir applications via mix tasks.

* [exreleasy](https://github.com/miros/exreleasy) - Dead simple and Mix friendly tool for releasing Elixir applications.

* [gatling](https://github.com/hashrocket/gatling) - Collection of mix tasks to automatically create a exrm release from git and launch/upgrade it on your server.

* [Gigalixir](https://www.gigalixir.com) - A fully-featured PaaS designed for Elixir. Supports clustering, hot upgrades, and remote console/observer. Free to try without a credit card.

* [heroku-buildpack-elixir](https://github.com/HashNuke/heroku-buildpack-elixir) - Heroku buildpack to deploy Elixir apps to Heroku.



## Documentation

*Libraries and tools for creating documentation.*



* [bureaucrat](https://github.com/api-hogs/bureaucrat) - Generate Phoenix API documentation from tests.

* [ex_doc](https://github.com/elixir-lang/ex_doc) - ExDoc is a tool to generate documentation for your Elixir projects.

* [ex_doc_dash](https://github.com/JonGretar/ExDocDash) - Formatter for ExDoc to generate docset documentation for use in Dash.app.

* [hexdocset](https://github.com/yesmeck/hexdocset) - Convert hex doc to Dash.app's docset format.

* [inch-ci](http://inch-ci.org/) - Documentation badges for Ruby & Elixir.

* [maru_swagger](https://github.com/falood/maru_swagger) - Add swagger compliant documentation to your maru API.

* [phoenix_api_docs](https://github.com/smoku/phoenix_api_docs) - Generate API Blueprint documentation from controllers and tests in the Phoenix framework.

* [phoenix_swagger](https://github.com/xerions/phoenix_swagger) - Provides swagger integration to the Phoenix framework.

* [xcribe](https://github.com/brainn-co/xcribe) - Generate API documentation from tests using Swagger (OpenAPI) or API Blueprint specification.



## Domain-specific language

*Specialized computer languages for a particular application domain.*



* [Absinthe Graphql](https://github.com/absinthe-graphql/absinthe) - Fully featured GraphQL library.

* [absinthe_gen](https://github.com/sashman/absinthe_gen) - Scaffold generator for Absithne.

* [JSON-LD.ex](https://github.com/marcelotto/jsonld-ex) - An implementation of the [JSON-LD](http://www.w3.org/TR/json-ld/) standard for [RDF.ex](https://github.com/marcelotto/rdf-ex).

* [RDF.ex](https://github.com/marcelotto/rdf-ex) - An implementation of the [RDF](https://www.w3.org/TR/rdf11-primer/) data model in Elixir.

* [SPARQL.ex](https://github.com/marcelotto/sparql-ex) - An implementation of the [SPARQL](http://www.w3.org/TR/sparql11-overview/) standards in Elixir.



## ECMAScript

*Implementations working with JavaScript, JScript or ActionScript.*



* [elixirscript](https://github.com/elixirscript/elixirscript/) - A transcompiler from Elixir to Javascript.

* [estree](https://github.com/bryanjos/elixir-estree) - A implementation of the SpiderMonkey Parser API in Elixir.

* [phoenix_gon](https://github.com/khusnetdinov/phoenix_gon) - Allow you to pass Phoenix environment or controller variables to JavaScript without problems.

* [phoenix_routes_js](https://github.com/khusnetdinov/phoenix_routes_js) - Phoenix routes helpers in JavaScript code and browser console.



## Email

*Working with Email and stuff.*



* [bamboo](https://github.com/thoughtbot/bamboo) - Composable, testable and adapter based email library. Out of the box support for rendering with Phoenix and a plug for previewing sent emails in dev.

* [burnex](https://github.com/Betree/burnex) - Burner email (temporary address) detector.

* [echo](https://github.com/zmoshansky/echo) - A meta-notification system; Echo checks notification preferences & dispatches notifications.

* [ex_postmark](https://github.com/KamilLelonek/ex_postmark) - Postmark adapter for sending template emails in Elixir.

* [gen_smtp](https://github.com/Vagabond/gen_smtp) - A generic Erlang SMTP server and client that can be extended via callback modules.

* [gmail](https://github.com/craigp/elixir-gmail) - A simple Gmail REST API client for Elixir.

* [mail](https://github.com/DockYard/elixir-mail) - An RFC2822 implementation in Elixir, built for composability.

* [mailer](https://github.com/antp/mailer) - A simple SMTP mailer.

* [mailibex](https://github.com/awetzel/mailibex) - Library containing Email-related implementations in Elixir: dkim, spf, dmark, mimemail, smtp.

* [mailman](https://github.com/kamilc/mailman) - Mailman provides a clean way of defining mailers in your Elixir applications.

* [pop3mail](https://hex.pm/packages/pop3mail) - Pop3 client to download email (including attachments) from the inbox via the commandline or Elixir API.

* [ravenx](https://github.com/acutario/ravenx) - Notification dispatch library for Elixir applications.

* [smoothie](https://github.com/jfrolich/smoothie) - Smoothie inline styles of your email templates, and generates a plain text version from the HTML.

* [swoosh](https://github.com/swoosh/swoosh) - Compose, deliver and test your Emails (with attachments!) easily in Elixir with adapters for SMTP, Sendgrid, Mandrill, Mailgun, Postmark and lots others, plus Phoenix integration with mailbox preview.



## Embedded Systems

*Embedded systems development.*



* [nerves](http://nerves-project.org) - A framework for writing embedded software in Elixir.



## Encoding and Compression

*Transforming data in different formats or compressing it.*



* [ex_rlp](https://github.com/exthereum/ex_rlp) - Elixir implementation of Ethereum's RLP (Recursive Length Prefix) encoding.

* [huffman](https://github.com/tyre/huffman) - Huffman encoding and decoding in Elixir.



## Errors and Exception Handling

*Working with errors and exceptions.*



* [AppSignal Elixir](https://github.com/appsignal/appsignal-elixir) - The official [AppSignal](https://appsignal.com/) package for Elixir.

* [elixir_error_message](https://github.com/MikaAK/elixir_error_message) - Simple error helpers to make errors in your system predictable and easy to render to JSON or in logs.

* [exceptional](https://github.com/expede/exceptional) - Helpers for happy-path programming & exception handling.

* [happy](https://github.com/vic/happy) - Happy path programming, alternative to elixir `with` form.

* [OK](https://github.com/CrowdHailer/OK) - Elegant error handling with result monads, featuring a simple & powerful `with` construct and a happy path pipe operator.

* [sentry-elixir](https://github.com/getsentry/sentry-elixir) - The Official Elixir client for [Sentry](https://sentry.io/).



## Eventhandling

*Sending/Emitting and receiving/handling Events in Elixir.*



* [cizen](https://gitlab.com/cizen/cizen) - Build highly concurrent, monitorable, and extensible applications with a collection of sagas.

* [event_bus](https://github.com/mustafaturan/event_bus) - Simple event bus implementation with topic filtering and built-in event store and event watcher.

* [goldrush](https://github.com/DeadZen/goldrush) - Small, Fast event processing and monitoring for Erlang/OTP applications.

* [reaxive](https://github.com/alfert/reaxive) - Reaxive is a reactive event handling library, inspired by [Elm](http://elm-lang.org) and Reactive Extensions.

* [wait_for_it](https://github.com/jvoegele/wait_for_it) - Provides convenient and easy-to-use facilities for synchronizing concurrent activities.



## Examples and funny stuff

*Example code and stuff too funny or curious not to mention.*



* [butler_cage](https://github.com/keathley/butler_cage) - A Butler plugin for showing silly photos of Nick Cage.

* [butler_tableflip](https://github.com/keathley/butler_tableflip) - Flipping tables with butler.

* [changelog.com](https://github.com/thechangelog/changelog.com) - CMS that runs changelog.com built with Phoenix 1.4.

* [coderplanets.com](https://github.com/coderplanets/coderplanets_server) - GraphQL api for coderplanets.com built with Phoenix 1.4 and Absinthe.

* [dice](https://github.com/stocks29/dice) - Roll the dice, in Elixir.

* [elixir_koans](https://github.com/elixirkoans/elixir-koans) - [Elixir koans](http://elixirkoans.io/) is a fun, easy way to get started with the elixir programming language.

* [ex_iss](https://github.com/cryptobird/ex_iss) - This package is for interfacing with the Open Notify API to information such as the ISS's current location, crew, and when it will pass over a location.

* [feedx](https://github.com/erneestoc/feedx) - Add social feed functionality to current applications. Exemplify OTP umbrella app, with 3 apps. Thin phoenix controllers.

* [harakiri](https://github.com/rubencaro/harakiri) - Help applications kill themselves.

* [hello_phoenix](https://github.com/bigardone/phoenix-react-redux-template) - Application template for SPAs with Phoenix, React and Redux.

* [hexpm](https://github.com/hexpm/hexpm) - Source code for the hex package manager site built with Phoenix 1.3.

* [koans](https://github.com/dojo-toulouse/elixir-koans) - Learn Elixir by using elixir-koans.

* [lolcat](https://github.com/restartr/ex-lolcat) - This is the clone of busyloop/lolcat. But it does not support animation and some features of the original.

* [magnetissimo](https://github.com/sergiotapia/magnetissimo) - Web application that indexes all popular torrent sites, and saves it to the local database.

* [oop](https://github.com/wojtekmach/oop) - OOP in Elixir.

* [phoenix-chat-example](https://github.com/dwyl/phoenix-chat-example) - A step-by-step example/tutorial for building a Chat app in Phoenix for complete beginners. Covers testing, docs and deployment. Phoenix `1.5.3`.

* [phoenix-ecto-encryption-example](https://github.com/dwyl/phoenix-ecto-encryption-example) - A comprehensive example/tutorial showing people how to use Ecto Types to transparently encrypt/decrypt data in a Phoenix 1.4 app.

* [phoenix-flux-react](https://github.com/fxg42/phoenix-flux-react) - An experiment with Phoenix Channels, GenEvents, React and Flux.

* [phoenix-liveview-counter-tutorial](https://github.com/dwyl/phoenix-liveview-counter-tutorial) - complete beginners step-by-step tutorial building a real time counter in Phoenix `1.5.3` and LiveView `0.14.1`.

* [phoenix-todo-list-tutorial](https://github.com/dwyl/phoenix-todo-list-tutorial) - A complete beginners step-by-step tutorial for building a Todo List from scratch in Phoenix `1.5.3`.

* [real world example app](https://github.com/gothinkster/elixir-phoenix-realworld-example-app) - Elixir / Phoenix implementation of [RealWorld.io](https://realworld.io/) backend specs - a Medium clone.

* [rollex](https://gitlab.com/olhado/rollex) - Elixir library using a Pratt Parser algorithm to calculate dice rolls.

* [rubix](https://github.com/YellowApple/Rubix) - A very simple (and barely-functioning) Ruby runner for Elixir.

* [stranger](https://github.com/cazrin/stranger) - Elixir Phoenix app to chat anonymously with a randomly chosen stranger.

* [tilex](https://github.com/hashrocket/tilex) - Source code for Hashrocket's TIL website built with Phoenix 1.3.

* [weather](https://github.com/tacticiankerala/elixir-weather) - A command line weather app built using Elixir.



## Feature Flags and Toggles

*Libraries to manage feature toggles (AKA feature flags): ON/OFF values that can be toggled at runtime through some interface*



* [ConfigCat](https://github.com/configcat/elixir-sdk) - Elixir SDK for ConfigCat hosted feature flag service.

* [flippant](https://github.com/sorentwo/flippant) - Feature flipping for the Elixir world.

* [fun_with_flags](https://github.com/tompave/fun_with_flags) - A feature toggle library using Redis or Ecto for persistence, an ETS cache for speed and PubSub for distributed cache busting. Comes with a management web UI for Phoenix and Plug.

* [molasses](https://github.com/securingsincity/molasses) - A feature toggle library using redis or SQL (using Ecto) as a backing service.



## Feeds

*Libraries working with feeds like RSS or ATOM.*



* [atomex](https://github.com/Betree/atomex) - ATOM feed builder with a focus on standards compliance, security and extensibility.

* [feeder](https://github.com/michaelnisi/feeder) - Parse RSS and Atom feeds.

* [feeder_ex](https://github.com/manukall/feeder_ex) - RSS feed parser. Simple wrapper for feeder.

* [feedme](https://github.com/umurgdk/elixir-feedme) - RSS/Atom parser built on erlang's xmerl xml parser.



## Files and Directories

*Libraries and implementations for working with files and directories.*



* [Belt](https://bitbucket.org/pentacent/belt/) - Extensible file upload library with support for SFTP, S3 and Filesystem storage.

* [dir_walker](https://github.com/pragdave/dir_walker) - DirWalker lazily traverses one or more directory trees, depth first, returning successive file names.

* [elixgrep](https://github.com/bbense/elixgrep) - A framework for doing Hadoop style Map/Reduce operations on collections of files.

* [ex_guard](https://github.com/slashmili/ex_guard) - ExGuard is a mix command to handle events on file system modifications.

* [ex_minimatch](https://github.com/gniquil/ex_minimatch) - Globbing paths without walking the tree!.

* [exfile](https://github.com/keichan34/exfile) - File upload handling, persistence, and processing in Elixir and Plug.

* [exfswatch](https://github.com/falood/exfswatch) - A file change watcher wrapper based on __fs__.

* [eye_drops](https://github.com/rkotze/eye_drops) - Configurable mix task to watch file changes and run the corresponding command.

* [format_parser.ex](https://github.com/ahtung/format_parser.ex) - Elixir library to figure out the type and the format of a file.

* [fs](https://github.com/synrc/fs) - Erlang FileSystem Listener.

* [fwatch](https://github.com/ryo33/fwatch-ex) - A callback-based file watcher based on __fs__.

* [ivcu](https://github.com/elixir-ivcu/ivcu) - File Validator, Converter, and Uploader.

* [librex](https://github.com/ricn/librex) - Elixir library to convert office documents to other formats using LibreOffice.

* [Radpath](https://github.com/lowks/Radpath) - Path library for Elixir, inspired by Python's Enhpath.

* [sentix](https://github.com/whitfin/sentix) - A cross-platform file watcher for Elixir based on fswatch.

* [sizeable](https://github.com/arvidkahl/sizeable) - An Elixir library to make file sizes human-readable.

* [waffle](https://github.com/elixir-waffle/waffle) - Flexible file upload and attachment library for Elixir.

* [zarex](https://github.com/ricn/zarex) - Filename sanitization for Elixir.



## Forms

*Handling web forms and similar stuff.*



* [forms](https://github.com/spawnproc/forms) - Erlang Business Documents Generator.



## Framework Components

*Standalone component from web development frameworks.*



* [absinthe_plug](https://github.com/absinthe-graphql/absinthe_plug) - Plug support for Absinthe.

* [access pass](https://github.com/AppDoctorIo/accesspass) - Authentication framework that can be used with or outside of phoenix. Similar to Addict but geared towards API usage.([Docs](https://hexdocs.pm/access_pass/api-reference.html#content)).

* [addict](https://github.com/trenpixster/addict) - User authentication for Phoenix Framework.

* [airbrake_plug](https://github.com/romul/airbrake_plug) - Report errors in your Plug stack or whatever to Airbrake.

* [Backpex](https://github.com/naymspace/backpex) - Highly customizable administration panel for Phoenix LiveView applications. ([Docs](https://hexdocs.pm/backpex/), [Demo](https://backpex.live/)).

* [better_params](https://github.com/sheharyarn/better_params) - Elixir Plug for cleaner request params in web apps.

* [blaguth](https://github.com/lexmag/blaguth) - Basic Access Authentication in Plug applications.

* [commanded](https://github.com/slashdotdash/commanded) - Command handling middleware for Command Query Responsibility Segregation (CQRS) applications.

* [cors_plug](https://github.com/mschae/cors_plug) - An Elixir plug that adds CORS headers to requests and responds to preflight requests (OPTIONS).

* [corsica](https://github.com/whatyouhide/corsica) - Elixir library for dealing with CORS requests.

* [crudex](https://github.com/bitgamma/crudex) - CRUD utilities for Phoenix and Ecto.

* [dayron](https://github.com/inaka/Dayron) - A repository _similar_ to `Ecto.Repo` that works with REST API requests instead of a database.

* [ex_admin](https://github.com/smpallen99/ex_admin) - ExAdmin is an auto administration package for Elixir and the Phoenix Framework.

* [exdjango](https://github.com/nicksanders/exdjango) - A few elixir libraries for working with django.

* [exrecaptcha](https://github.com/adanselm/exrecaptcha) - Simple reCaptcha display/verify code for Elixir applications.

* [filterable](https://github.com/omohokcoj/filterable) - Simple query params filtering for Phoenix framework inspired by Rails has_scope.

* [graphql_parser](https://github.com/graphql-elixir/graphql_parser) - An Elixir binding for [libgraphqlparser](https://github.com/graphql/libgraphqlparser).

* [http_router](https://github.com/sugar-framework/elixir-http-router) - HTTP Router with various macros to assist in developing your application and organizing your code.

* [kerosene](https://github.com/elixirdrops/kerosene) - Pagination for Ecto and Phoenix.

* [live_vue](https://github.com/Valian/live_vue) - End-to-end reactivity for Phoenix LiveView and Vue.

* [mellon](https://github.com/sajmoon/mellon) - An authentication module for Plug applications.

* [multiverse](https://github.com/Nebo15/multiverse) - Plug that allows to add version compatibility layers via API Request/Response Gateways.

* [params](https://github.com/vic/params) - Use Ecto to enforce/validate parameters structure, akin to Rails' strong parameters.

* [phoenix_ecto](https://github.com/phoenixframework/phoenix_ecto) - Phoenix and Ecto integration.

* [phoenix_haml](https://github.com/chrismccord/phoenix_haml) - Phoenix Template Engine for Haml.

* [phoenix_html](https://github.com/phoenixframework/phoenix_html) - Phoenix.HTML functions for working with HTML strings and templates.

* [phoenix_html_sanitizer](https://github.com/elixirstatus/phoenix_html_sanitizer) - HTML Sanitizer integration for Phoenix.

* [phoenix_html_simplified_helpers](https://github.com/ikeikeikeike/phoenix_html_simplified_helpers) - Some helpers for phoenix html (truncate, time_ago_in_words, number_with_delimiter).

* [phoenix_linguist](https://github.com/jxs/phoenix_linguist) - A project that integrates Phoenix with Linguist, providing a plug and view helpers. It looks abandoned: its last commit was on 2015 and its CI runs Elixir 1.0.3.

* [phoenix_live_reload](https://github.com/phoenixframework/phoenix_live_reload) - Provides live-reload functionality for Phoenix.

* [phoenix_meta_tags](https://github.com/hlongvu/phoenix_meta_tags) - Generate meta tags for a website.

* [phoenix_pubsub_postgres](https://github.com/opendrops/phoenix-pubsub-postgres) - Postgresql PubSub adapter for Phoenix apps.

* [phoenix_pubsub_rabbitmq](https://github.com/pma/phoenix_pubsub_rabbitmq) - RabbitMQ adapter for Phoenix's PubSub layer.

* [phoenix_pubsub_redis](https://github.com/phoenixframework/phoenix_pubsub_redis) - The Redis PubSub adapter for the Phoenix framework.

* [phoenix_pubsub_vernemq](https://github.com/larshesel/phoenix_pubsub_vernemq) - The VerneMQ MQTT pubsub adapter for the Phoenix framework.

* [phoenix_slime](https://github.com/slime-lang/phoenix_slime) - Slim template support for Phoenix.

* [phoenix_storybook](https://github.com/phenixdigital/phoenix_storybook) - A pluggable storybook for your Phoenix components.

* [phoenix_svg](https://github.com/jsonmaur/phoenix-svg) - Use inline SVGs in Phoenix.

* [phoenix_token_auth](https://github.com/manukall/phoenix_token_auth) - Token authentication solution for Phoenix. Useful for APIs or single page apps.

* [phoenix_turnstile](https://github.com/jsonmaur/phoenix-turnstile) - Phoenix components and helpers for using CAPTCHAs with Cloudflare Turnstile.

* [phx_component_helpers](https://github.com/cblavier/phx_component_helpers) - Extensible live_components, without boilerplate.

* [plug](https://github.com/elixir-lang/plug) - A specification and conveniences for composable modules in between web applications.

* [plug_accesslog](https://github.com/mneudert/plug_accesslog) - Plug for writing access logs.

* [plug_and_play](https://github.com/henrik/plug_and_play) - Set up a Plug application with less boilerplate.

* [plug_auth](https://github.com/bitgamma/plug_auth) - Collection of authentication-related plugs.

* [plug_canonical_host](https://github.com/remiprev/plug_canonical_host) - Plug to ensure all requests are served from a single canonical host.

* [plug_checkup](https://github.com/ggpasqualino/plug_checkup) - Plug for adding simple health checks to your app.

* [plug_cloudflare](https://github.com/c-rack/plug_cloudflare) - Inspired by mod_cloudflare, this Elixir plug parses Cloudflares CF-Connecting-IP HTTP request header into Plug.Conn's remote_ip field.

* [plug_forward_peer](https://github.com/awetzel/plug_forwarded_peer) - Very simple plug which reads X-Forwarded-For or Forwarded header according to RFC7239 and fill conn.remote_ip with the root client ip.

* [plug_fprof](https://github.com/obmarg/plug_fprof) - A Plug that adds fprof tracing to requests, to allow for easy profiling.

* [plug_graphql](https://github.com/graphql-elixir/plug_graphql) - Phoenix Plug integration for [GraphQL Elixir](http://graphql-elixir.org/).

* [plug_heartbeat](https://github.com/whatyouhide/plug_heartbeat) - A plug for responding to heartbeat requests.

* [plug_jwt](https://github.com/bryanjos/plug_jwt) - Plug for JWT authentication.

* [plug_password](https://github.com/azranel/plug_password) - Plug for adding simple cookie-based authentication.

* [plug_rails_cookie_session_store](https://github.com/cconstantin/plug_rails_cookie_session_store) - Rails compatible Plug session store.

* [plug_redirect_https](https://github.com/stocks29/plug_redirect_https) - Plug to redirect http requests to https requests behind a reverse proxy.

* [plug_require_header](https://github.com/DevL/plug_require_header) - Require and extract HTTP headers and handle missing ones.

* [plug_response_header](https://github.com/c-rack/plug_response_header) - easy manipulation of HTTP response headers.

* [plug_ribbon](https://github.com/stnly/plug_ribbon) - Injects a ribbon to your web application in the development environment.

* [plug_secex](https://github.com/techgaun/plug_secex) - Plug that adds various HTTP Headers to make Phoenix/Elixir app more secure.

* [plug_session_memcached](https://github.com/gutschilla/plug-session-memcached) - A very simple memcached session store for Elixir's plug.

* [plug_sigaws](https://github.com/handnot2/plug_sigaws) - AWS Signature V4 authentication protection for Phoenix/Plug Routes ([Docs](https://hexdocs.pm/plug_sigaws/PlugSigaws.html)).

* [plug_statsd](https://github.com/jeffweiss/plug_statsd) - A plug for automatically sending timing and count metrics to statsd.

* [pluggable](https://github.com/mruoss/pluggable) - Build `plug`-like pipelines with your own token (instead of `%Plug.Conn{}`).

* [plugs](https://github.com/sugar-framework/plugs) - Collection of Plug middleware for web applications.

* [plugsnag](https://github.com/jarednorman/plugsnag) - Bugsnag notifier for Elixir's plug.

* [raygun](https://github.com/cobenian/raygun) - Capture bugs and send them to Raygun.

* [react_phoenix](https://github.com/geolessel/react-phoenix) - Render React.js components in Phoenix views focusing on easy installation and Brunch compatibility.

* [recaptcha](https://github.com/samueljseay/recaptcha) - A simple reCaptcha 2 library for Elixir applications.

* [resin](https://github.com/Frost/resin) - Resin is a plug that will add a configurable delay to every request that's passing through it, unless run in production.

* [revision_plate_ex](https://github.com/KazuCocoa/revision_plate_ex) - Plug application and middleware that serves endpoint returns application's REVISION.

* [rummage_ecto](https://github.com/Excipients/rummage_ecto) - A configurable framework to search, sort and paginate Ecto Queries.

* [rummage_phoenix](https://github.com/Excipients/rummage_phoenix) - A support framework for searching, sorting and paginating models in Phoenix, with HTML support.

* [scaffold](https://github.com/gausby/scaffold) - A mix task for creating new projects based on templates fetched from a Git-repo.

* [scrivener](https://github.com/drewolson/scrivener) - Paginate your Ecto queries.

* [scrivener_headers](https://github.com/doomspork/scrivener_headers) - Helpers for paginating API responses with Scrivener and HTTP headers.

* [scrivener_html](https://github.com/mgwidmann/scrivener_html) - Helpers built to work with Scrivener's page struct to easily build HTML output for various CSS frameworks.

* [sentinel](https://github.com/britton-jb/sentinel) - An authentication framework for Phoenix extending guardian with routing and other basic functionality.

* [surface](https://github.com/msaraiva/surface) - A server-side rendering component library for Phoenix.

* [torch](https://github.com/infinitered/torch) - Torch is a rapid admin generator for Phoenix apps. It uses generators rather than DSLs to ensure that the code remains maintainable.

* [trailing_format_plug](https://github.com/mschae/trailing_format_plug) - An Elixir plug to support legacy APIs that use a rails-like trailing format.

* [turn_the_page](https://hex.pm/packages/turn_the_page) - Fast, simple and lightweight pagination system for your Elixir application.

* [webassembly](https://github.com/herenowcoder/webassembly) - Web DSL for Elixir.

* [weebo](https://github.com/stevenschobert/weebo) - An XML-RPC parser/formatter for Elixir, with full support for datatype mapping.



## Frameworks

*Web development frameworks.*



* [Ash Framework](https://github.com/ash-project/ash) - A declarative, resource-oriented application framework for Elixir.

* [exelli](https://github.com/pigmej/exelli) - An Elli Elixir wrapper with some sugar syntax goodies.

* [Flowbite](https://flowbite.com/docs/getting-started/phoenix/) - An open-source UI component library built with Tailwind CSS and compatible with Phoenix/Elixir.

* [kitto](https://github.com/kittoframework/kitto) - A framework for interactive dashboards.

* [n2o](https://github.com/synrc/n2o) - Distributed Application Server.

* [nitro](https://github.com/synrc/nitro) - Nitrogen-compatible Web Framework.

* [Petal Components](https://github.com/petalframework/petal_components) - A set of HEEX components that makes it easy for Phoenix developers to build beautiful web apps.

* [phoenix](https://github.com/phoenixframework/phoenix) - Elixir Web Framework targeting full-featured, fault tolerant applications with realtime functionality.

* [placid](https://github.com/slogsdon/placid) - A REST toolkit for building highly-scalable and fault-tolerant HTTP APIs with Elixir.

* [rackla](https://github.com/AntonFagerberg/rackla) - API Gateways in Elixir.

* [relax](https://github.com/AgilionApps/relax) - Simple Elixir implementation of a [jsonapi.org](http://jsonapi.org) server.

* [rest](https://github.com/synrc/rest) - Micro-REST framework with typed JSON.

* [RIG](https://github.com/Accenture/reactive-interaction-gateway) - Create low-latency, interactive user experiences for stateless microservices.

* [sugar](https://github.com/sugar-framework/sugar) - Modular web framework for Elixir.

* [trot](https://github.com/hexedpackets/trot) - An Elixir web micro-framework.



## Games

*Libraries for and implementations of games.*



* [Binbo](https://github.com/DOBRO/binbo) - A chess representation written in Erlang using [Bitboards](https://www.chessprogramming.org/Bitboards), ready for use on game servers.

* [ECSx](https://hexdocs.pm/ecsx/initial_setup.html) - An Entity-Component-System framework providing a battle ship game as a tutorial ([read more on Dockyard blog](https://dockyard.com/blog/2023/07/06/ecsx-a-new-approach-to-game-development-in-elixir)).

* [entice](https://github.com/entice/entice) - A distributed Entity-Component-System framework, providing its own example MMORPG server.

* [mines](https://github.com/kevlar1818/mines) - A minesweeper clone in the terminal.

* [pictionary](https://github.com/Arp-G/pictionary) - A multiplayer guessing and drawing game ([skribbl.io](https://skribbl.io/) clone).

* [rayex](https://github.com/shiryel/rayex) - Raylib bindings to Elixir for games programming.

* [Rovex](https://github.com/emadb/rovex) - An implementation of the Mars Rover kata in Elixir transformed in a basic multiplayer game.

* [vim_snake](https://github.com/theanht1/vim_snake) - A classical multiplayer snake game with Vim-style keybinding built with Phoenix framework.



## Geolocation

*Libraries for geocoding addresses and working with latitudes and longitudes.*



* [distance_api_matrix](https://github.com/C404/distance-matrix-api) - Provide distance and heading calculations via Google distance matrix api.

* [geo](https://github.com/bryanjos/geo) - A collection of GIS functions for Elixir.

* [geocalc](https://github.com/yltsrc/geocalc) - Calculate distance, bearing and more between latitude/longitude points.

* [geocoder](https://github.com/knrz/geocoder) - A simple, efficient geocoder/reverse geocoder with a built-in cache.

* [geohash](https://github.com/polmuz/elixir-geohash) - Geohash encode/decode library.

* [geohash_nif](https://github.com/wstucco/geohash_nif/) - Drop in replacement for Geohash encode/decode library implemented as a NIF.

* [geohax](https://github.com/evuez/geohax) - Geohash encoding and decoding with neighbors finder.

* [geoip](https://github.com/navinpeiris/geoip) - Find geolocation for a given IP, hostname or `Plug.Conn`.

* [geolix](https://github.com/mneudert/geolix) - MaxMind GeoIP2 database reader/decoder.

* [geonames](https://github.com/pareeohnos/geonames-elixir) - A simple Elixir wrapper around the GeoNames API.

* [ip2location](https://github.com/nazipov/ip2location-elixir) - An Elixir library for IP2Location database.

* [ipgeobase](https://github.com/sergey-chechaev/elixir_ipgeobase) - Find Russian and Ukraine city by IP address and find country for other country.

* [proj](https://github.com/CandyGumdrop/proj) - Elixir coordinate conversion library using OSGeo's PROJ.4.

* [segseg](https://github.com/pkinney/segseg_ex) - Segment-segment intersection classifier and calculator.

* [srtm](https://github.com/adriankumpf/srtm) - Query locations for elevation data from the NASA Shuttle Radar Topography Mission.

* [topo](https://github.com/pkinney/topo) - A Geometry library for Elixir that calculates spatial relationships between two geometries.

* [wheretz](https://github.com/UA3MQJ/wheretz) - Elixir version of Ruby gem for lookup of timezone by georgraphic coordinates.



## GUI

*Libraries for writing Graphical User Interfaces.*



* [scenic](https://github.com/boydm/scenic) - Portable 2D UI framework.



## Hardware

*Hardware related things like I/O interfaces and such.*



* [elixir_ale](https://github.com/fhunleth/elixir_ale) - Elixir access to hardware I/O interfaces such as GPIO, I2C, and SPI.

* [nerves](https://github.com/nerves-project/nerves) - Framework for building firmware for platforms like Raspberry Pi and BeagleBone Black.



## HTML

*Libraries and implementations working with HTML (for xml tools please go to the [XML](#xml) section).*



* [floki](https://github.com/philss/floki) - A simple HTML parser that enables searching using CSS like selectors.

* [html_sanitize_ex](https://github.com/rrrene/html_sanitize_ex) - HTML sanitizer for Elixir.

* [meseeks](https://github.com/mischov/meeseeks#html) - A library for parsing and extracting data from HTML and XML with CSS or XPath selectors.

* [modest_ex](https://github.com/f34nk/modest_ex) - A library to do pipeable transformations on html strings with CSS selectors, e.g. find(), prepend(), append(), replace() etc.

* [myhtmlex](https://github.com/Overbryd/myhtmlex) - Elixir/Erlang bindings for lexborisov's myhtml.

* [readability](https://github.com/keepcosmos/readability) - Readability is for extracting and curating articles.

* [texas](https://gitlab.com/dgmcguire/texas) - Texas is a powerful abstraction over updating your clients using server-side rendering and server-side Virtual DOM diff/patching.

* [tidy_ex](https://github.com/f34nk/tidy_ex) - Elixir binding to the granddaddy of HTML tools [http://www.html-tidy.org](http://www.html-tidy.org).

* [vnu-elixir](https://github.com/angelikatyborska/vnu-elixir) - Elixir client for the [Nu HTML Checker](https://validator.w3.org/nu/). Provides HTML, CSS, and SVG validation.



## HTTP

*Libraries for working with HTTP and scraping websites.*



* [Ace](https://github.com/CrowdHailer/Ace) - HTTP web server and client, supports http1 and http2.

* [cauldron](https://github.com/meh/cauldron) - An HTTP/SPDY server as a library.

* [Crawler](https://github.com/fredwu/crawler) - A high performance web crawler in Elixir.

* [Crawly](https://github.com/oltarasenko/crawly) - high-level web crawling & scraping framework for Elixir.

* [elli](https://github.com/knutin/elli) - Elli is a webserver you can run inside your Erlang application to expose an HTTP API.

* [etag_plug](https://github.com/sascha-wolf/etag_plug) - A simple to use shallow ETag plug.

* [explode](https://github.com/pkinney/explode) - An easy utility for responding with standard HTTP/JSON error payloads in Plug- and Phoenix-based applications.

* [exvcr](https://github.com/parroty/exvcr) - HTTP request/response recording library for Elixir, inspired by VCR.

* [finch](https://github.com/sneako/finch) - An HTTP client with a focus on performance, built on top of Mint and NimblePool.

* [fuzzyurl](https://github.com/gamache/fuzzyurl.ex) - An Elixir library for parsing, constructing, and wildcard-matching URLs. Also available for [Ruby](https://github.com/gamache/fuzzyurl.rb) and [JavaScript](https://github.com/gamache/fuzzyurl.js).

* [gun](https://github.com/ninenines/gun) - HTTP/1.1, HTTP/2 and Websocket client for Erlang/OTP.

* [hackney](https://github.com/benoitc/hackney) - Simple HTTP client written in Erlang.

* [http](https://github.com/slogsdon/http) - HTTP server for Elixir.

* [http_digex](https://github.com/techgaun/http_digex) - A module to create basic digest HTTP auth header.

* [http_proxy](https://github.com/KazuCocoa/http_proxy) - Multi port HTTP Proxy.

* [httpoison](https://github.com/edgurgel/httpoison) - Yet Another HTTP client for Elixir powered by hackney.

* [httpotion](https://github.com/myfreeweb/httpotion) - Fancy HTTP client for Elixir, based on ibrowse.

* [ivar](https://github.com/swelham/ivar) - A lightweight wrapper around HTTPoison that provides a fluent and composable way to build http requests.

* [lhttpc](https://github.com/talko/lhttpc) - A lightweight HTTP/1.1 client implemented in Erlang.

* [mint](https://github.com/ericmj/mint) - Functional HTTP client for Elixir with support for HTTP/1 and HTTP/2.

* [mnemonic_slugs](https://github.com/devshane/mnemonic_slugs) - A memorable, mnemonic slug generator in Elixir.

* [mochiweb](https://github.com/mochi/mochiweb) - MochiWeb is an Erlang library for building lightweight HTTP servers.

* [neuron](https://github.com/uesteibar/neuron) - A GraphQL client for Elixir.

* [plug_wait1](https://github.com/wait1/plug_wait1) - Plug adapter for the wait1 protocol.

* [raxx](https://github.com/CrowdHailer/raxx) - Interface for HTTP webservers, frameworks and clients.

* [river](https://github.com/peburrows/river) - An HTTP/2 client that is lightweight and lightning fast.

* [scrape](https://github.com/Anonyfox/elixir-scrape) - Scrape any website, article or RSS/Atom Feed with ease.

* [sparql_client](https://github.com/marcelotto/sparql_client) - A [SPARQL protocol](https://www.w3.org/TR/sparql11-protocol/) client for Elixir.

* [SpiderMan](https://github.com/feng19/spider_man) - A base-on Broadway fast high-level web crawling & scraping framework for Elixir.

* [tesla](https://github.com/teamon/tesla) - HTTP client library, with support for middleware and multiple adapters.

* [Tube](https://github.com/narrowtux/Tube) - Pure Elixir WebSocket client library.

* [uri_query](https://github.com/shhavel/uri_query) - URI encode nested GET parameters and array values in Elixir.

* [uri_template](https://github.com/pezra/ex-uri-template) - RFC6570 compliant URI template processor for Elixir.

* [web_socket](https://github.com/slogsdon/plug-web-socket) - An exploration into a stand-alone library for Plug applications to easily adopt WebSockets.

* [webdriver](https://github.com/stuart/elixir-webdriver) - This is an implementation of the WebDriver protocol client. It currently supports PhantomJS, FireFox, ChromeDriver and remote webdriver servers (e.g. Selenium).

* [yuri](https://github.com/kemonomachi/yuri) - Simple struct for representing URIs.



## Images

*Libraries for working with and manipulating images.*



* [alchemic_avatar](https://github.com/zhangsoledad/alchemic_avatar) - Elixir library for generating letter avatar from string.

* [artifact](https://github.com/doomspork/artifact) - File upload and on-the-fly processing for Elixir.

* [bump](https://github.com/evanfarrar/ex_bump) - A BMP file writer in pure Elixir.

* [chunky_svg](https://github.com/mmmries/chunky_svg) -  A library for drawing things with SVG.

* [cloudex](https://github.com/smeevil/cloudex) - Cloudex is an Elixir library that can upload image files or urls to Cloudinary.

* [eikon](https://github.com/tchoutri/Eikon) - An Elixir library providing a read-only interface for image files.

* [elixir_exif](https://github.com/sschneider1207/ElixirExif) - Parse exif tags and thumbnail data from jpeg files.

* [ex_image_info](https://github.com/rNoz/ex_image_info) - An Elixir library to parse images (binaries) and get the dimensions, detected mime-type and overall validity for a set of image formats.

* [exexif](https://github.com/pragdave/exexif) - Pure Elixir library to extract TIFF and EFIX metadata from jpeg files.

* [exfavicon](https://github.com/ikeikeikeike/exfavicon) - An Elixir library for discovering favicons.

* [gi](https://github.com/LangPham/gi) - An Elixir wrapper for GraphicsMagick command line.

* [identicon](https://github.com/rbishop/identicon) - An Elixir library for generating 5x5 identicons.

* [image64](https://hex.pm/packages/image64) - A tool for working with base64 encoded images.

* [imagineer](https://github.com/SenecaSystems/imagineer) - Image parsing in Elixir.

* [imgex](https://github.com/ianwalter/imgex) - Unofficial client library for generating imgix URLs in Elixir.

* [mogrify](https://github.com/route/mogrify) - An Elixir wrapper for ImageMagick command line.

* [png](https://github.com/yuce/png) - A pure Erlang library for creating PNG images. It can currently create 8 and 16 bit RGB, RGB with alpha, indexed, grayscale and grayscale with alpha images.

* [thumbnex](https://github.com/talklittle/thumbnex) - Create thumbnails from images and video screenshots.

* [thumbor_client](https://github.com/globocom/thumbor-client-ex) - Client for Thumbor.



## Instrumenting / Monitoring

*Libraries for collecting and exporting metrics.*



* [app_optex](https://github.com/sashman/app_optex) - Client for AppOptics API. Send metrics and tags to AppOptics time series service.

* [appsignal-elixir](https://github.com/appsignal/appsignal-elixir/) - Collects error and performance data from your Elixir applications and sends it to [AppSignal](https://appsignal.com/).

* [elixometer](https://github.com/pinterest/elixometer) - A light Elixir wrapper around exometer.

* [erlang-metrics](https://github.com/benoitc/erlang-metrics) - A generic interface to different metrics systems in Erlang.

* [exometer](https://github.com/Feuerlabs/exometer) - Basic measurement objects and probe behavior in Erlang.

* [folsom_ddb](https://github.com/dalmatinerdb/folsom_ddb) - DalmatinerDB backend to store folsom metrics.

* [graphitex](https://github.com/msoedov/graphitex) - Graphite/Carbon client for Elixir.

* [instream](https://github.com/mneudert/instream) - InfluxDB driver for Elixir.

* [instrumental](https://github.com/undeadlabs/instrumental-ex) - An Elixir client for [Instrumental](https://instrumentalapp.com/).

* [newrelic.ex](https://github.com/romul/newrelic.ex) - Collects metrics from your Elixir/Phoenix application and sends them to [NewRelic](https://newrelic.com/).

* [prom_ex](https://github.com/akoutmos/prom_ex) - Prometheus metrics and Grafana dashboards for all of your favorite Elixir libraries.

* [prometheus](https://github.com/deadtrickster/prometheus.erl) - [Prometheus.io](https://prometheus.io) monitoring system and time series database client in Erlang.

* [prometheus-ecto](https://github.com/deadtrickster/prometheus-ecto) - Ecto instrumenter for prometheus.ex.

* [prometheus-phoenix](https://github.com/deadtrickster/prometheus-phoenix) - Phoenix instrumenter for prometheus.ex.

* [prometheus-plugs](https://github.com/deadtrickster/prometheus-plugs) - Plugs instrumenters/exporter for prometheus.ex.

* [prometheus.ex](https://github.com/deadtrickster/prometheus.ex) - Elixir-friendly [Prometheus.io](https://prometheus.io) monitoring system and time series database client.

* [prometheus_process_collector](https://github.com/deadtrickster/prometheus_process_collector) - Prometheus collector which exports the current state of process metrics including cpu, memory, file descriptor usage and native threads count as well as the process start and up times.

* [spandex](https://github.com/spandex-project/spandex) - Platform agnostic tracing library originally developed for Datadog APM.

* [telemetry](https://github.com/beam-telemetry/telemetry) - Dynamic dispatching library for metrics and instrumentations.

* [wobserver](https://github.com/shinyscorpion/wobserver) - Web based metrics, monitoring, and observer.



## JSON

*Libraries and implementations working with JSON.*



* [exjson](https://github.com/guedes/exjson) - JSON parser and generator in Elixir.

* [ja_serializer](https://github.com/AgilionApps/ja_serializer) - JSONAPI.org Serialization in Elixir.

* [jason](https://github.com/michalmuskala/jason) - A blazing fast JSON parser and generator in pure Elixir.

* [jazz](https://github.com/meh/jazz) - Yet another library to handle JSON in Elixir.

* [joken](https://github.com/bryanjos/joken) - Encodes and decodes JSON Web Tokens.

* [jose](https://github.com/potatosalad/erlang-jose) - JSON Object Signing and Encryption (JOSE) for Erlang and Elixir.

* [json](https://github.com/cblage/elixir-json) - Native JSON library for Elixir.

* [json_pointer](https://github.com/xavier/json_pointer) - Implementation of RFC 6901 which defines a string syntax for identifying a specific value within a JSON document.

* [json_stream_encoder](https://github.com/TreyE/json_stream_encoder) - JsonStreamEncoder is a streaming encoder for streaming JSON to an IOish thing in Elixir.

* [json_web_token_ex](https://github.com/garyf/json_web_token_ex) - An Elixir implementation of the JSON Web Token (JWT) Standards Track (RFC 7519).

* [jsonapi](https://github.com/jeregrine/jsonapi) - A project that will render your data models into [JSONAPI Documents](http://jsonapi.org/format/).

* [jsonc](https://github.com/massivefermion/jsonc) - Utilities for working with [jsonc](https://komkom.github.io/jsonc-playground), a superset of json.

* [jsx](https://github.com/talentdeficit/jsx) - An Erlang application for consuming, producing, and manipulating json.

* [jwalk](https://github.com/jr0senblum/jwalk) - Helper module for working with Erlang representations of JSON.

* [jwtex](https://github.com/mschae/jwtex) - A library to encode and decode [JWT tokens](http://jwt.io/).

* [poison](https://github.com/devinus/poison) - Poison is a new JSON library for Elixir focusing on wicked-fast speed without sacrificing simplicity, completeness, or correctness.

* [tiny](https://github.com/whitfin/tiny) - Tiny, fast and fully compliant JSON parser for Elixir.

* [world_json](https://github.com/camshaft/world_json_ex) - topojson country and state/province collections for elixir/erlang.



## Languages

*Languages built on top of Elixir.*



* [Elchemy](https://github.com/wende/elchemy) - Compiler allowing to translate Elm programming language code to Elixir.

* [lighthouse_scheme](https://github.com/jwhiteman/lighthouse-scheme) - A small Lisp-like language and interactive REPL, built in Elixir.

* [Monkey](https://github.com/fabrik42/writing_an_interpreter_in_elixir) - Elixir implementation of an interpreter and REPL for the js-like Monkey programming language.



## Lexical analysis

*All about lexical analyser, lexer, scanner, tokenizer or compiler.*



* [abnf_parsec](https://github.com/princemaple/abnf_parsec) - ABNF in and parser out.

* [ex_abnf](https://github.com/marcelog/ex_abnf) - Parser for ABNF Grammars in Elixir.

* [lex_luthor](https://github.com/jamesotron/lex_luthor) - LexLuthor is a Lexer in Elixir which uses macros to generate a reusable lexers.



## Logging

*Logging infos and messages.*



* [bunyan](https://github.com/bunyan-logger/bunyan) - Bunyan: An Elixir Logger.

* [ecto_dev_logger](https://github.com/fuelen/ecto_dev_logger) - An alternative logger for Ecto queries that helps in debugging.

* [exlager](https://github.com/khia/exlager) - Elixir binding for lager.

* [gelf_logger](https://github.com/jschniper/gelf_logger) - A Logger backend that will generate Graylog Extended Log Format (GELF) messages.

* [honeybadger](https://github.com/honeybadger-io/honeybadger-elixir) - Send logs and custom events to [Honeybadger](https://www.honeybadger.io/).

* [json_logger](https://github.com/LeeroyDing/json_logger) - JSON Logger is a logger backend that outputs elixir logs in JSON format.

* [lager](https://github.com/basho/lager) - A logging framework for Erlang/OTP by basho.com.

* [lager_logger](https://github.com/PSPDFKit-labs/lager_logger) - A lager backend that forwards all log messages to Elixir's Logger.

* [logfmt](https://github.com/jclem/logfmt-elixir) - Logfmt is a module for encoding and decoding logfmt-style log lines.

* [logger_logstash_backend](https://github.com/marcelog/logger_logstash_backend) - A backend for the Elixir Logger that will send logs to the Logstash UDP input.

* [logglix](https://github.com/pragmaticivan/logglix) - A logger backend for posting errors to Loggly.

* [logster](https://github.com/navinpeiris/logster) - Easily parsable, one-line logging for Phoenix and Plug applications, inspired by Lograge.

* [metrix](https://github.com/rwdaigle/metrix) - Log custom app metrics to stdout for use by Librato and other downstream processors.

* [mstore](https://github.com/dalmatinerdb/mstore) - MStore is a experimental metric store build in erlang, the primary functions are open, new, get and put.

* [quiet_logger](https://github.com/Driftrock/quiet_logger/pull/1) - A simple plug to suppress health check logging (e.g.: when using Kubernetes).

* [rogger](https://github.com/duartejc/rogger) - Elixir logger to publish log messages in RabbitMQ.

* [rollbax](https://github.com/elixir-addicts/rollbax) - Exception tracking and logging to [Rollbar](https://rollbar.com/).

* [slack_logger_backend](https://github.com/craigp/slack_logger_backend) - A logger backend for posting errors to Slack.

* [syslog](https://github.com/Vagabond/erlang-syslog) - Erlang port driver for interacting with syslog via syslog(3).

* [timber](https://github.com/timberio/timber-elixir) - Structured logging platform; turns raw text logs into rich structured events.

* [youtrack_logger_backend](https://github.com/unifysell/youtrack_logger_backend) - A logger backend that will post messages to [YouTrack](https://www.jetbrains.com/youtrack/) (an issue tracker made by JetBrains).



## Macros

*Macros for faster and easier development. Sugar for your code.*



* [anaphora](https://github.com/sviridov/anaphora-elixir) - Anaphora is the anaphoric macro collection for Elixir. An anaphoric macro is one that deliberately captures a variable (typically it) from forms supplied to the macro.

* [apix](https://github.com/liveforeverx/apix) - Simple convention and DSL for transformation of elixir functions to an API for later documentation and or validation.

* [backports](https://github.com/leifg/backports) - Use new functions in Elixir 1.1 and 1.2.

* [crudry](https://github.com/gabrielpra1/crudry) - Crudry is an elixir library for DRYing CRUD of Phoenix Contexts and Absinthe Resolvers.

* [eventsourced](https://github.com/slashdotdash/eventsourced) - Build functional, event-sourced domain models.

* [expat](https: