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

The Unofficial Apple iOS Swift Calendar View. iOS calendar Library. iOS calendar Control. 100% Customizable

Active Record, improved. Live again :)

Glucosio Android App

Redis Python Client

Use LINQ to retrieve data from spreadsheets and csv files

🐐 Simple and complete React DOM testing utilities that encourage good testing practices.

Text preprocessing, representation and visualization from zero to hero.

Refactoring and linting tool for Scala

Distributed performance testing platform for APIs

Redis Python Client

Local-first code intelligence graph for MCP and CLI. Builds a persistent map of your codebase so AI coding tools read only what matters, with benchmarked context reductions on reviews and large-repo workflows.

Matplot++: A C++ Graphics Library for Data Visualization 📊🗾

The Rust web framework for lazy developers.

Ratatui Documentation

Ratatui Documentation

The Composer of ggplots

A simple, fast, and fun package for building command line apps in Go

PHP library that provides a filesystem abstraction layer − will be a feast for your files!

🌲 Evergreen React UI Framework by Segment

Python API wrapper for Instructure's Canvas LMS. Easily manage courses, users, gradebooks, and more.

JavaScript library that generates liturgical calendars of the Roman Rite of the Roman Catholic Church.

A modern file tail utility based on Rx.Net which show cases reactive programming and Dynamic Data (see https://github.com/RolandPheasant/DynamicData)

A Golang plugin collection for SublimeText 3, providing code completion and other IDE-like features.

A library for setting up Ruby objects as test data.

Python web framework for building enterprise-ready apps. Higher level framework (built on top of Django), strives to handle all components of application logics that are needed for enterprise readiness at the framework level.

Support for using OpenFeign in Spring Cloud apps

A platform for developing apps using JRuby on Android.

Deterministic orchestrator for 30+ CLI AI coding agents. Git worktree isolation, HMAC audit trail, MCP server mode.

Open source Dota 2 data platform

:muscle: SEGS - Super Entity Game Server

New generation of the Flyve MDM Dashboard

Simple business intelligence platform for data democratization

An express.js middleware for validator.js.

A library for setting up Ruby objects as test data.

LaTeX editor written in Python with Gtk

A beautiful local-first coding agent running in your terminal - built by the community for the community ⚒

:convenience_store: App Store for Nextcloud

Multi-protocol Minecraft-compatible client written in Rust

JavaScript library for one-directional scrolling with item based navigation support.

Compression abstraction library and utilities

Using Mockito with Kotlin

High Performance Object Storage for AI

Go port of Coda Hale's Metrics library

The most advanced responsive front-end framework in the world. Quickly create prototypes and production code for sites that work on any kind of device.

:rocket: Open Source REST API for rocket, core, capsule, pad, and launch data

The fastest way to bring multi-agent workflows to production.

A suite of scala libraries for building and consuming RESTful web services on top of Akka: lightweight, asynchronous, non-blocking, actor-based, testable

Free and Beautiful Vue 3 Admin Template

Using Mockito with Kotlin

A Swagger to AsciiDoc or Markdown converter to simplify the generation of an up-to-date RESTful API documentation by combining documentation that’s been hand-written with auto-generated API documentation.