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

PowerMock is a Java framework that allows you to unit test code normally regarded as untestable.

Metasploit Framework

Voyager - The Missing Laravel Admin

The participatory democracy framework. A generator and multiple gems made with Ruby on Rails.

OpenID Connect (OIDC) identity and OAuth 2.0 provider with pluggable connectors

Compass is no longer actively maintained. Compass is a Stylesheet Authoring Environment that makes your website design simpler to implement and easier to maintain.

A cross-platform, linkable library implementation of Git that you can use in your application.

A Chaos Engineering Platform for Kubernetes.

Open-source software for volunteer computing and grid computing.

Erlang/OTP

Reactive Microservices for the JVM

Realm is a mobile database: a replacement for Core Data & SQLite

Most popular Mocking framework for unit tests written in Java

The Select Component for React.js

a free (libre) open source, mobile OS for Ethereum

Mautic: Open Source Marketing Automation Software.

High-Performance server for NATS, the cloud native messaging system.

High-Performance server for NATS.io, the cloud and edge native messaging system.

nose is nicer testing for python

Command-line JSON processor

The user-friendly command line shell.

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

Status, process, and documents for ECMA-262

Fast data visualization and GUI tools for scientific / engineering applications

Traccar GPS Tracking System

Redefined chart library built with React and D3

A curated list of awesome Python frameworks, libraries, software and resources

Annotation processor to create immutable objects and builders. Feels like Guava's immutable collections but for regular value objects. JSON, Jackson, Gson, JAX-RS integrations included

The fantastic ORM library for Golang, aims to be developer friendly

SpotBugs is FindBugs' successor. A tool for static analysis to look for bugs in Java code.

ClosedXML makes it easier for developers to create Excel 2007+ (.xlsx, .xlsm, etc) files. It provides a nice object oriented way to manipulate the files (similar to VBA) without dealing with the hassles of XML Documents. It can be used by any .NET languag

Catch common Java mistakes as compile-time errors

A server software for Minecraft: Bedrock Edition in PHP

A collective list of free APIs

A tool to enforce Swift style and conventions.

Penpot - The Open-Source design & prototyping platform

Migrate to PostgreSQL in a single command!

DuckDB is an in-process SQL OLAP Database Management System

Distributed reliable key-value store for the most critical data of a distributed system

Official vibe.d development

Ivy - a generic completion frontend for Emacs, Swiper - isearch with an overview, and more. Oh, man!

Apache Flink

DNS over HTTPS / DNS over Tor / DNSCrypt client, WireGuard proxifier, firewall, and connection tracker for Android.

AI-Powered Photos App for the Decentralized Web 🌈💎✨

:satellite: :cloud: :notes:Airsonic, a Free and Open Source community driven media server (fork of Subsonic and Libresonic)

The Swiss Army Knife of Vector Graphics Scripting – Scriptographer ported to JavaScript and the browser, using HTML5 Canvas. Created by @lehni & @puckey

[mirror] A Tour of Go

AlaSQL.js - JavaScript SQL database for browser and Node.js. Handles both traditional relational tables and nested JSON data (NoSQL). Export, store, and import data from localStorage, IndexedDB, or Excel.