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

Crystal

Crystal is a programming language with friendly syntax, static type checking and modern stdlib. It compiles into efficient, easy-to-distribute native code.

https://github.com/drujensen/diabetes

Crystal SHAINet example using Pima Indians dataset for Diabetes

artificial-intelligence crystal deep-learning machine-learning pima-diabetes-data shainet

Last synced: 28 Oct 2025

https://github.com/chris-huxtable/user_group.cr

Adds System Users and Groups.

crystal crystal-lang crystal-language shards

Last synced: 18 Aug 2025

https://github.com/imdrasil/pager

Easy to use paginator for modern crystal web framework

crystal pagination paginator

Last synced: 07 May 2025

https://github.com/hentioe/imgkit.cr

Simple and powerful image tookit

crystal image-processing

Last synced: 12 May 2025

https://github.com/vladfaust/cake-bake

Bake Cakefile into native Crystal code 🍞

cake crystal docker

Last synced: 12 Mar 2025

https://github.com/bio-cr/bam-filter

Use simple expressions to filter a BAM/CRAM file

bam bioinformatics crystal genomics htslib

Last synced: 20 Aug 2025

https://github.com/dscottboggs/av.cr

WIP: an audio/video suite for Crystal, built on bindings to LibAV

audio-processing crystal crystal-language image-processing libav video-processing

Last synced: 29 Oct 2025

https://github.com/sledgang/twitch

Twitch API binding in Crystal

api crystal irc twitch

Last synced: 10 May 2025

https://github.com/vladfaust/time-span-humanize

Time::Span#humanize method

crystal

Last synced: 12 Mar 2025

https://github.com/johnjansen/ternary_search_tree

A Crystal implementation of a Ternary Search Tree

crystal datastructure tree

Last synced: 10 Mar 2026

https://github.com/sstadick/lapper.cr

Crystal port of nim-lapper: a fast genomic intervals query library

algorithms bioinformatics crystal intervals

Last synced: 10 Aug 2025

https://github.com/marceloboeira/tmpdir.cr

🐡 Monkey Patch for tmp dir creation on Crystal standard library

crystal monkey-patching tmpdir

Last synced: 30 Jun 2025

https://github.com/mamiysr/surrealdb.cr

SurrealDB driver for Crystal

crystal database database-connector surreal surrealdb

Last synced: 17 Apr 2025

https://github.com/azutoolkit/dashforge

Dashforge is JoobQ Server Web Interface that allows you o monitor job queues processing, job latency, and errors in a beautiful LIVE components interface

crystal job processing queues redis ui

Last synced: 01 Aug 2025

https://github.com/Everscale-Network/fld.ton.dev

This repository of Free TON node has purpose to develop and test any kind of cases which can be dangerous for developer network and moreover main network. You are welcome for any activity which you can imagine! NO limits at all!

blockchain crystal fldnet freeton testnet ton

Last synced: 11 Mar 2025

https://github.com/superwhiskers/question

the question function, now in every language you could possibly want it in

bash c cpp crystal elixir erlang examples golang lua python rust

Last synced: 12 Apr 2025

https://github.com/mamantoha/bytes_ext

Byte Conversion Library for Crystal

bytes crystal numbers

Last synced: 12 May 2025

https://github.com/ysbaddaden/siphash.cr

SipHash family of pseudo random functions implemented in Crystal

cryptography crystal siphash

Last synced: 10 Sep 2025

https://github.com/davydovanton/anybar_cr

Simple crystal wrapper for AnyBar

anybar crystal wrapper

Last synced: 17 Apr 2025

https://github.com/ruivieira/crystal-vesta

Crystal executable Markdown

crystal literate-programming markdown

Last synced: 02 Sep 2025

https://github.com/randomstate/jwt

General purpose JWT library for Crystal. Focus on RSA algorithms to close gap in community.

crystal jwt rsa

Last synced: 15 Apr 2025

https://github.com/grottopress/simple_ssh

Simple stateless SSH communication

crystal ssh

Last synced: 22 Apr 2025

https://github.com/arschles/cprox

A basic HTTP proxy & url shortener written in Crystal

crystal crystal-lang crystal-language

Last synced: 30 Jul 2025

https://github.com/imdrasil/ifrit

Crystal lib with different useful stuff

crystal

Last synced: 09 Feb 2026

https://github.com/mjago/libao

libao bindings for the Crystal Language

crystal libao sound

Last synced: 04 Jul 2025

https://github.com/ragmaanir/syntaks

Parser combinators for crystal

crystal ebnf parser-combinators peg

Last synced: 28 Nov 2025

https://github.com/j8r/crystalxd

Crystal client for the LXD REST API

api container crystal linux lxd rest

Last synced: 11 Jul 2025

https://github.com/athena-framework/negotiation

Framework agnostic content negotiation library

component crystal

Last synced: 21 Apr 2025

https://github.com/mamantoha/shards_spec

A shard.yml parser for the Crystal language

crystal hacktoberfest parser shards yaml

Last synced: 07 May 2025

https://github.com/geopjr/gettext.cr

Crystal bindings for the GNU & Musl gettext library.

crystal gettext

Last synced: 26 Oct 2025

https://github.com/codenoid/chuck-norris-holy-quotes

An Chuck Norris Holy Quotes written in Crystal

chucknorris crystal

Last synced: 21 Jul 2025

https://github.com/akiicat/kemal_youtube_retriever

crystal kemal youtube retriever

crystal kemal language youtube

Last synced: 12 Apr 2025

https://github.com/crystal-garage/telegram_bot

Telegram Bot API Wrapper for Crystal :gem:

bot crystal hacktoberfest telegram telegram-bot telegram-bot-api

Last synced: 07 May 2025

https://github.com/mamantoha/telegram_bot

Telegram Bot API Wrapper for Crystal :gem:

bot crystal hacktoberfest telegram telegram-bot telegram-bot-api

Last synced: 10 Mar 2025

https://github.com/mamantoha/detransport_lviv_telegram

Public transport in Lviv πŸ‡ΊπŸ‡¦

crystal hacktoberfest telegram-bot

Last synced: 07 May 2025

https://github.com/geocrystal/geojson_area

Calculate the area inside of any GeoJSON geometry

crystal geojson

Last synced: 17 Jun 2025

https://github.com/deingithub/tug-of-vote

Tug of Vote, a poll service

crystal kemalcr sqlite

Last synced: 24 Mar 2025

https://github.com/nedpals/m-dex

Library for parsing Mangadex.org data. Written on Crystal.

api-client crystal mangadex rest-api

Last synced: 04 Apr 2025

https://github.com/maiha/selenium-chrome.cr

A handy and thin wrapper for `selenium-webdriver-crystal`

chrome crystal selenium

Last synced: 14 Aug 2025

https://github.com/aquaflamingo/crystal-books

Basic Book Keeping CLI in Crystal

accounting cli crystal crystal-lang crystal-language

Last synced: 05 Mar 2026

https://github.com/vjousse/lucky-blog

A Blog engine using Crystal and the Lucky Framework

crystal lucky-framework

Last synced: 03 Apr 2025

https://github.com/arandilopez/noteesh

Manage notes in command line

cli crystal notes todolist

Last synced: 10 Aug 2025

https://github.com/randomstate/auth

A framework-agnostic strategy-based approach to authentication for crystal-lang

authentication crystal

Last synced: 24 Jan 2026

https://github.com/wout/mailjet.cr

Mailjet API Client for Crystal https://app.mailjet.com

crystal mailing mailjet mailjet-api mailjet-sdk

Last synced: 25 Oct 2025

https://github.com/creadone/dl

Utility for download files by URLs from list

console crystal downloader linux macosx terminal

Last synced: 25 Oct 2025

https://github.com/confact/grack.cr

Grack ported to crystal - Git smart http backend server

crystal grack

Last synced: 21 Feb 2025

https://github.com/refi64/rcmake

rcmake is a wrapper over CMake designed to avoid having to constantly repeat the same command-line arguments

cmake cmake-resources command-line command-line-tool crystal wrapper

Last synced: 02 Apr 2025

https://github.com/axentro/spinach

BDD Style test runner

bdd crystal

Last synced: 01 Jan 2026

https://github.com/onyxframework/docs

The Onyx Framework documentation πŸ“š

crystal ruby

Last synced: 10 Apr 2025

https://github.com/athena-framework/image-size

Measures the size of various image formats

component crystal

Last synced: 14 Mar 2026

https://github.com/vllur/shroom

General purpose Discord bot.

bot crystal crystal-lang discord discord-bot discordcr

Last synced: 12 May 2025

https://github.com/tamnac/crystal-cookbook

Your guide to doing anything in crystal

crystal crystal-lang learning-resources

Last synced: 12 May 2025

https://github.com/tamdaz/crygen

A lib that generates a Crystal code.

code-generator crystal nette

Last synced: 13 Apr 2025

https://github.com/crystallabs/gpm.cr

Crystal client for GPM (console mouse)

console crystal crystal-lang crystal-language gpm mouse terminal

Last synced: 18 Feb 2026

https://github.com/geopjr/asar-cr

A crystal library to read from, pack into and extract from .asar archives.

asar asar-archive crystal discord electron

Last synced: 15 Aug 2025

https://github.com/anamba/local_time_helper.cr

Crystal port of local_time view helper from local_time gem (https://github.com/basecamp/local_time)

crystal crystal-lang crystal-language helper local-time shard

Last synced: 11 Oct 2025

https://github.com/edgarortegaramirez/aws-kcl.cr

AWS Kinesis Consumer Library written in Crystal

aws-kinesis crystal

Last synced: 11 Oct 2025

https://github.com/saildot4k/crystal-chip-r34-v3

CC R34 v3 support to boot BM from MemCard 1 OR MemCard 2. USB/iHDD EXPERIMENTAL. MMCE support added. Quality of life changes for CD recovery boot and regular boot scripts.

chip crystal modchip ps2

Last synced: 11 Apr 2025

https://github.com/z64/steam_id

A Crystal wrapper for Steam IDs

api crystal steam

Last synced: 10 Oct 2025

https://github.com/creadone/cord

Crystal shard for Tarantool with auto reconnect and connections pool

crystal pool reconnect shard tarantool

Last synced: 21 Feb 2025

https://github.com/hlgirard/xptools

An experimentalist's toolbox to display images, detect particles, bubbles and crystals and analyze their shape, size and distibution.

bubble crystal droplet image-analysis image-segmentation video-processing

Last synced: 07 Oct 2025

https://github.com/mamantoha/resolv-crystal

A DNS resolver library written in Crystal

crystal dns resolv

Last synced: 13 Oct 2025

https://github.com/mccallofthewild/crystal-shards-101

A How-To Guide and Checklist for Releasing Crystal Shards

crystal crystal-language crystal-shards crystallang shards

Last synced: 30 Mar 2025

https://github.com/crystal-garage/kemal-kilt

Kilt templating interface helpers for Kemal

crystal kemal kilt

Last synced: 06 Oct 2025

https://github.com/lwakefield/lexer.cr

A super simple regex based lexer written in Crystal.

crystal crystal-lang crystal-language lexer

Last synced: 30 Mar 2025

https://github.com/henrikac/kemal-authorizer

A shard that makes it easy to make specific routes in a Kemal application only accessible to either anonymous, authenticated or authorized users.

crystal crystal-lang crystal-language

Last synced: 30 Mar 2025

https://github.com/naqvis/json-xpath

Provide XPath support on JSON document

crystal crystal-lang crystal-language json json-xpath xpath2

Last synced: 30 Mar 2025

https://github.com/hugopl/vte.cr

Crystal bindings for VTE library

crystal gtk linux terminal terminal-emulator vte widget

Last synced: 20 Mar 2025

https://github.com/faustinoaq/pet-tracker

Amber Framework demo for Quick Start guide

amber-framework crystal

Last synced: 08 Feb 2026

https://github.com/fukaoi/crystal-ethereum

Ethereum blockchain client sdk for Crystal

blockchain crystal crystal-lang ethereum sdk

Last synced: 28 Apr 2025

https://github.com/naqvis/containerregistry.cr

Crystal library for working with container registries.

container-registries container-registry crystal crystal-lang crystal-language

Last synced: 30 Mar 2025

https://github.com/pixelinc/rss-feed.cr

A rewrite of https://github.com/ga2mer/rss-feed-emitter.cr

crystal crystal-lang crystal-language feed-aggregator feed-parser rss-feed-parser rss-feed-xml

Last synced: 25 Mar 2025

https://github.com/geopjr/vitepressify

πŸ’ŽπŸ–– Convert Crystal docs into VitePress

crystal docs documentation vitepress

Last synced: 23 Sep 2025

https://github.com/anamba/sri_hash.cr

Generates SRI hash or complete script tag for a resource

crystal crystal-lang crystal-language shard sri subresource-integrity

Last synced: 03 Jan 2026

https://github.com/saildot4k/crystal-chip-r34-v4

CC R34 v4 support to boot BM from MemCard 1 OR MemCard 2. USB/iHDD EXPERIMENTAL. MMCE support added. Quality of life changes for CD recovery boot and regular boot scripts.

chip crystal modchip ps2

Last synced: 13 Jun 2025

https://github.com/rodrigopinto/cuid

Collision-resistant ids optimized for horizontal scaling and performance, in Crystal

crystal crystal-lang cuid

Last synced: 24 Apr 2025

https://github.com/fukaoi/crystal-v8

V8 Javascript engine for Crystal.

crstal-lang crystal javascript v8

Last synced: 29 Mar 2025

https://github.com/tcrouch/multiset.cr

Multiset (bag) implementation in Crystal

bag crystal data-structures multiset set

Last synced: 12 Apr 2025

https://github.com/martenframework/marten-redis-cache

A Redis cache store for the Marten web framework.

cache crystal framework marten redis web

Last synced: 01 Aug 2025

https://github.com/fdocr/crystalsnake

A BattleSnake template written in Crystal

battlesnake crystal kemal

Last synced: 13 Apr 2025

https://github.com/martenframework/marten-smtp-emailing

An SMTP emailing backend for the Marten web framework.

crystal email emailing framework marten smtp web

Last synced: 01 Aug 2025

https://github.com/chris-huxtable/nongrata

Securely generates sanitized, aggregate, IP blacklists

blacklist blacklist-ips crystal crystal-language

Last synced: 04 Apr 2025

https://github.com/taylorfinnell/genie-cli

Netflix Genie CLI

cli crystal genie netflix-genie

Last synced: 01 Mar 2026

https://github.com/busyloop/cliq

A simple CLI Framework for subcommand driven user interfaces.

cli crystal framework

Last synced: 20 Jun 2025

https://github.com/lucasintel/iuliia-cr

πŸ‡·πŸ‡Ί Cyrillic β†’ Latin transliteration for Crystal

crystal cyrilic iuliia russian-language transliteration

Last synced: 24 Sep 2025

https://github.com/kojix2/tiktoken-cr

Tiktoken for Crystalists

crystal tiktoken

Last synced: 10 Mar 2026

https://github.com/icy-arctic-fox/geode

Mathematics library for Crystal supporting vectors, matrices, quaternions, and more.

crystal math

Last synced: 07 Jan 2026

https://github.com/huacnlee/remarkdown

This is extends of Markdown lib from Crystal Stdlib for Support Markdown GFM.

crystal markdown

Last synced: 02 May 2025

https://github.com/lucasintel/likee.cr

Unofficial Likee API wrapper for Crystal

api-wrapper crystal

Last synced: 13 Apr 2025

https://github.com/mauricioabreu/owl-cms

Simple CMS written in Crystal lang

cms crystal

Last synced: 26 Sep 2025

https://github.com/senorprogrammer/sdns

A command-line DNS switcher for macOS: 'sdns switch google'.

crystal dns macos

Last synced: 05 Apr 2025

https://github.com/josacar/walker_method

A Crystal implementation of Walker's Alias Method for quickly sampling from an array with a given probability distribution

algorithm crystal crystal-language hacktoberfest probability shards walker-alias

Last synced: 19 Apr 2025

https://github.com/i3oris/topdown

Parser shard using top down operator precedence and Pratt Parsing.

crystal parser pratt-parsing

Last synced: 19 Apr 2025