Help out your favorite open source projects and become a better developer while doing it.

The Official SendGrid Led, Community Driven Golang API Library

Input validation using Swagger (Open API) and ajv

A wrapper around YouTube's internal API — reverse engineering InnerTube

A Drone plugin for caching current workspace files between builds to reduce your build times

Property-based testing library for Kotlin

A platform to build useful communities that aim to tackle global problems

GitHub workflow-optimizing bot by @zulip

Test Case generator for competitive coding. Test case generator for competitive programming and potentially for software testing.

a micro-messaging bot to organize using public transport without having to pay.

A curated list of amazingly awesome Elixir and Erlang libraries, resources and shiny things. Updates:

Builds PHP so that multiple versions can be used side by side.

Never use print for debugging again

⚡ Give awesome perks to your Discord server! ⚡

Simplifies building hypermedia-driven REST web services on top of Spring Data repositories

A Text User Interface library for the Rust programming language

⏱ A library for working with dates and times in JS

Open Source eCommerce Framework on top of Symfony

Strategies for cleaning databases in Ruby. Can be used to ensure a clean state for testing.

Thai Natural Language Processing in Python.

Netty project - an event-driven asynchronous network application framework

Federated (ActivityPub) video streaming platform using P2P (BitTorrent) directly in the web browser with WebTorrent and Angular.

OpenFaaS - Serverless Functions Made Simple

A cross platform build and deployment automation system for building projects and executing deployment scripts using C# code.

Ember.js - A JavaScript framework for creating ambitious web applications

Official Sass port of Bootstrap 2 and 3.

Combine internet connections, increase your download speed

🏗️ A GUI to edit Doom WADs in your browser.

A lazy local cache for NPM to make your local deploys faster

A fist full of code metrics

📚 Documentation, rationale and accessibility guidance

Validator for SQLAlchemy Models

A great Firefox extension edited from Tab Kit

Official Todo.txt Android app for managing your todo.txt file stored in Dropbox.

MVC Components for Rails.

Adaptable, fast automation for all

A more modular rewrite of most components from VGMPlay. will include sub-libraries for audio output, sound emulation and VGM playback

A free, fast, and reliable Open Source CDN for npm, GitHub, Javascript, and ESM

poMMo

Mumble is an Open Source, low-latency, high quality voice chat software

Pa11y Dashboard is a web interface which helps you monitor the accessibility of your websites

Pagination library for Rails and other Ruby applications

Rancher Kubernetes Engine (RKE), an extremely simple, lightning fast Kubernetes distribution that runs entirely within containers.

The core Holochain framework written in Rust, a container API for that (with rust and node implementations), and hdk-rust library for Zomes

EventMachine: fast, simple event-processing library for Ruby programs

Rails Open Source Job Board

Create agents that monitor and act on your behalf. Your agents are standing by!

sbt plugin for scapegoat scala static analysis plugin

Selector library for Redux

Simple JavaScript Duckumentation generator.