Database

Caches

• scache - LRU SCache with in mem, mmap features
• fastcache - fast thread-safe inmemory cache for big number of entries. Minimizes GC overhead.

E-Books

E-books for purchase

• Black Hat Go - Go programming for hackers and pentesters.
• Continuous Delivery in Go - This practical guide to continuous delivery shows you how to rapidly establish an automated pipeline that will improve your testing, code quality, and final product.
• Go Faster - This book seeks to shorten your learning curve and help you become a proficient Go programmer, faster.
• Know Go: Generics - A guide to understanding and using generics in Go.
• The Power of Go: Tests - A guide to testing in Go.
• The Power of Go: Tools - A guide to writing command-line tools in Go.
• Creative DIY Microcontroller Project With TinyGo and WebAssembly - An introduction into the TinyGo compiler with projects involving Arduino and WebAssembly.
• For the Love of Go - An introductory book for Go beginners.
• Build an Orchestrator in Go
• Effective Go: Elegant, efficient, and testable code - Unlock Go’s unique perspective on program design, and start writing simple, maintainable, and testable Go code.
• Lets-Go - A step-by-step guide to creating fast, secure and maintanable web applications with Go.
• Lets-Go-Further - Advanced patterns for building APIs and web applications in Go.
• Writing A Compiler In Go
• Writing An Interpreter In Go - Book that introduces dozens of techniques for writing idiomatic, expressive, and efficient Go code that avoids common pitfalls.

Free e-books

• A Go Developer's Notebook
• Build Web Application with Golang
• Building Web Apps With Go
• GoBooks - A curated list of Go books.
• How To Code in Go eBook - A 600 page introduction to Go aimed at first time developers.
• Network Programming With Go
• Practical Go Lessons
• The Go Programming Language
• An Introduction to Programming in Go
• Go AST Book (Chinese) - A book focusing on Go go/* packages.
• Go Succinctly - in Persian.
• Spaceship Go A Journey to the Standard Library
• The Golang Standard Library by Example (Chinese)
• Web Application with Go the Anti-Textbook
• Go 101 - A book focusing on Go syntax/semantics and all kinds of details.
• Learning Go

Gophers

Free e-books

• Free Gophers Pack - Gopher graphics pack by Maria Letta with illustrations and emotional characters in vector and raster.
• Go-gopher-Vector - Go gopher Vector Data [.ai, .svg].
• gopher-logos - adorable gopher logos.
• gopher-stickers
• gophericons
• gopherize.me - Gopherize yourself.
• gophers - Gopher artworks by Ashley McNamara.
• gophers - Free gophers.
• gophers - random gopher graphics.
• gophers - Gopher amigurumi toy pattern.
• gophers - Gophers by Aurélie Vache.

Goroutines

Search and Analytic Databases

• ants - A high-performance and low-cost goroutine pool in Go.

Logging

Search and Analytic Databases

• zerolog - Zero-allocation JSON logger.

Machine Learning

Search and Analytic Databases

• bayesian - Naive Bayesian Classification for Golang.
• CloudForest - Fast, flexible, multi-threaded ensembles of decision trees for machine learning in pure Go.
• ddt - Dynamic decision tree, create trees defining customizable rules.
• eaopt - An evolutionary optimization library.
• evoli - Genetic Algorithm and Particle Swarm Optimization library.
• fonet - A Deep Neural Network library written in Go.
• go-cluster - Go implementation of the k-modes and k-prototypes clustering algorithms.
• go-deep - A feature-rich neural network library in Go.
• go-featureprocessing - Fast and convenient feature processing for low latency machine learning in Go.
• go-galib - Genetic Algorithms library written in Go / golang.
• go-pr - Pattern recognition package in Go lang.
• gobrain - Neural Networks written in go.
• godist - Various probability distributions, and associated methods.
• goga - Genetic algorithm library for Go.
• GoLearn - General Machine Learning library for Go.
• golinear - liblinear bindings for Go.
• GoMind - A simplistic Neural Network Library in Go.
• goml - On-line Machine Learning in Go.
• gonet - Neural Network for Go.
• Goptuna - Bayesian optimization framework for black-box functions written in Go. Everything will be optimized.
• goRecommend - Recommendation Algorithms library written in Go.
• gorgonia - graph-based computational library like Theano for Go that provides primitives for building various machine learning and neural network algorithms.
• goscore - Go Scoring API for PMML.
• gosseract - Go package for OCR (Optical Character Recognition), by using Tesseract C++ library.
• libsvm - libsvm golang version derived work based on LIBSVM 3.14.
• m2cgen - A CLI tool to transpile trained classic ML models into a native Go code with zero dependencies, written in Python with Go language support.
• neat - Plug-and-play, parallel Go framework for NeuroEvolution of Augmenting Topologies (NEAT).
• neural-go - Multilayer perceptron network implemented in Go, with training via backpropagation.
• ocrserver - A simple OCR API server, seriously easy to be deployed by Docker and Heroku.
• probab - Probability distribution functions. Bayesian inference. Written in pure Go.
• randomforest - Easy to use Random Forest library for Go.
• regommend - Recommendation & collaborative filtering engine.
• shield - Bayesian text classifier with flexible tokenizers and storage backends for Go.
• tfgo - Easy to use Tensorflow bindings: simplifies the usage of the official Tensorflow Go bindings. Define computational graphs in Go, load and execute models trained in Python.
• Varis - Golang Neural Network.
• gorse - An offline recommender system backend based on collaborative filtering written in Go.
• onnx-go - Go Interface to Open Neural Network Exchange (ONNX).
• go-fann - Go bindings for Fast Artificial Neural Networks(FANN) library.

Meetups

Free e-books

• Belgrade Golang Meetup
• Berlin Golang
• Go Language NYC
• Go Toronto
• GoBridge, San Francisco, CA
• Golang Amsterdam
• Golang Belo Horizonte - Brazil
• Golang Boston
• Golang Dorset, UK
• Golang Melbourne
• Golang Rotterdam
• Golang Singapore
• Golang Sydney, AU
• Golang São Paulo - Brazil
• Golang Taipei
• Golang Thessaloniki
• Golang Turkey
• Golang Vancouver, BC
• Golang Vienna, Austria
• Seattle Go Programmers
• Ukrainian Golang User Groups
• Utah Go User Group
• Women Who Go - San Francisco, CA
• Golang Paris
• Basel Go Meetup
• Brisbane Gophers
• Go Remote Meetup
• GoBandung
• GoCracow - Krakow, Poland
• Golang Baltimore, MD
• Golang Curitiba - Brazil
• Golang DC, Arlington, VA
• Golang Estonia
• Golang Lima - Peru
• Golang Marseille
• Golang North East

Messaging

Search and Analytic Databases

• mob - mob is a generic-based, simple mediator / event aggregator library. It supports in-process requests / events processing.
• ami - Go client to reliable queues based on Redis Cluster Streams.
• amqp - Go RabbitMQ Client Library.
• APNs2 - HTTP/2 Apple Push Notification provider for Go — Send push notifications to iOS, tvOS, Safari and OSX apps.
• Asynq - A simple, reliable, and efficient distributed task queue for Go built on top of Redis.
• Beaver - A real time messaging server to build a scalable in-app notifications, multiplayer games, chat apps in web and mobile apps.
• Bus - Minimalist message bus implementation for internal communication.
• Centrifugo - Real-time messaging (Websockets or SockJS) server in Go.
• Chanify - A push notification server send message to your iOS devices.
• Commander - A high-level event driven consumer/producer supporting various "dialects" such as Apache Kafka.
• Confluent Kafka Golang Client - confluent-kafka-go is Confluent's Golang client for Apache Kafka and the Confluent Platform.
• dbus - Native Go bindings for D-Bus.
• drone-line - Sending Line notifications using a binary, docker or Drone CI.
• emitter - Emits events using Go way, with wildcard, predicates, cancellation possibilities and many other good wins.
• event - Implementation of the pattern observer.
• EventBus - The lightweight event bus with async compatibility.
• gaurun-client - Gaurun Client written in Go.
• Glue - Robust Go and Javascript Socket Library (Alternative to Socket.io).
• go-mq - RabbitMQ client with declarative configuration.
• go-notify - Native implementation of the freedesktop notification spec.
• go-nsq - the official Go package for NSQ.
• go-res - Package for building REST/real-time services where clients are synchronized seamlessly, using NATS and Resgate.
• go-socket.io - socket.io library for golang, a realtime application framework.
• go-vitotrol - Client library to Viessmann Vitotrol web service.
• Gollum - A n:m multiplexer that gathers messages from different sources and broadcasts them to a set of destinations.
• golongpoll - HTTP longpoll server library that makes web pub-sub simple.
• gopush-cluster - gopush-cluster is a go push server cluster.
• gorush - Push notification server using APNs2 and google GCM.
• gosd - A library for scheduling when to dispatch a message to a channel.
• guble - Messaging server using push notifications (Google Firebase Cloud Messaging, Apple Push Notification services, SMS) as well as websockets, a REST API, featuring distributed operation and message-persistence.
• hare - A user friendly library for sending messages and listening to TCP sockets.
• hub - A Message/Event Hub for Go applications, using publish/subscribe pattern with support for alias like rabbitMQ exchanges.
• jazz - A simple RabbitMQ abstraction layer for queue administration and publishing and consuming of messages.
• machinery - Asynchronous task queue/job queue based on distributed message passing.
• mangos - Pure go implementation of the Nanomsg ("Scalability Protocols") with transport interoperability.
• melody - Minimalist framework for dealing with websocket sessions, includes broadcasting and automatic ping/pong handling.
• Mercure - Server and library to dispatch server-sent updates using the Mercure protocol (built on top of Server-Sent Events).
• messagebus - messagebus is a Go simple async message bus, perfect for using as event bus when doing event sourcing, CQRS, DDD.
• nsq-event-bus - A tiny wrapper around NSQ topic and channel.
• oplog - Generic oplog/replication system for REST APIs.
• Quamina - Fast pattern-matching for filtering messages and events.
• rabbus - A tiny wrapper over amqp exchanges and queues.
• rabtap - RabbitMQ swiss army knife cli app.
• RapidMQ - RapidMQ is a lightweight and reliable library for managing of the local messages queue.
• Ratus - Ratus is a RESTful asynchronous task queue server.
• redisqueue - redisqueue provides a producer and consumer of a queue that uses Redis streams.
• rmqconn - RabbitMQ Reconnection. Wrapper over amqp.Connection and amqp.Dial. Allowing to do a reconnection when the connection is broken before forcing the call to the Close () method to be closed.
• Uniqush-Push - Redis backed unified push service for server-side notifications to mobile devices.
• Watermill - Working efficiently with message streams. Building event driven applications, enabling event sourcing, RPC over messages, sagas. Can use conventional pub/sub implementations like Kafka or RabbitMQ, but also HTTP or MySQL binlog.
• zmq4 - Go interface to ZeroMQ version 4. Also available for version 3 and version 2.
• Benthos - A message streaming bridge between a range of protocols.
• sarama - Go library for Apache Kafka.
• NATS Go Client - Lightweight and high performance publish-subscribe and distributed queueing messaging system - this is the Go library.
• pubsub - Simple pubsub package for go.

Microsoft Office

Microsoft Excel

• exl - Excel binding to struct written in Go.(Only supports Go1.18+)
• go-excel - A simple and light reader to read a relate-db-like excel as a table.
• goxlsxwriter - Golang bindings for libxlsxwriter for writing XLSX (Microsoft Excel) files.
• xlsx - Library to simplify reading the XML format used by recent version of Microsoft Excel in Go programs.
• xlsx - Fast and safe way to read/update your existing Microsoft Excel files in Go programs.
• excelize - Golang library for reading and writing Microsoft Excel™ (XLSX) files.

Search and Analytic Databases

• unioffice - Pure go library for creating and processing Office Word (.docx), Excel (.xlsx) and Powerpoint (.pptx) documents.

Miscellaneous

Dependency Injection

• alice - Additive dependency injection container for Golang.
• dig - A reflection based dependency injection toolkit for Go.
• dingo - A dependency injection toolkit for Go, based on Guice.
• do - A dependency injection framework based on Generics.
• fx - A dependency injection based application framework for Go (built on top of dig).
• gocontainer - Simple Dependency Injection Container.
• goioc/di - Spring-inspired Dependency Injection Container.
• GoLobby/Container - GoLobby Container is a lightweight yet powerful IoC dependency injection container for the Go programming language.
• google/wire - Automated Initialization in Go.
• HnH/di - DI container library that is focused on clean API and flexibility.
• kinit - Customizable dependency injection container with the global mode, cascade initialization and panic-safe finalization.
• linker - A reflection based dependency injection and inversion of control library with components lifecycle support.
• nject - A type safe, reflective framework for libraries, tests, http endpoints, and service startup.
• wire - Strict Runtime Dependency Injection for Golang.
• di - A dependency injection container for go programming language.

Project Layout

• ardanlabs/service - A starter kit for building production grade scalable web service applications.
• cookiecutter-golang - A Go application boilerplate template for quick starting projects following production best practices.
• go-module - Template for a typical module written on Go.
• go-sample - A sample layout for Go application projects with the real code.
• go-starter - An opinionated production-ready RESTful JSON backend template, highly integrated with VSCode DevContainers.