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

Bitcoin Core integration/staging tree

Bears for coala

Making Docker and Kubernetes management easy.

The open-source, cross-platform API client for GraphQL, REST, WebSockets, SSE and gRPC. With Cloud, Local and Git storage.

Promise based HTTP client for the browser and node.js

Collabora Online is a collaborative online office suite based on LibreOffice technology. This is also the source for the Collabora Office apps for iOS and Android.

An open source trusted cloud native registry project that stores, signs, and scans content.

Global Extensible Open Power Manager

The open source Firebase alternative. Supabase gives you a dedicated Postgres database to build your web, mobile, and AI applications.

E2E test framework for Angular apps

c-lightning — a Lightning Network implementation in C

3D plotting and mesh analysis through a streamlined interface for the Visualization Toolkit (VTK)

the package manager for JavaScript

Modin: Scale your Pandas workflows by changing a single line of code

The Leo Programming Language. A Functional, Statically-Typed Language for Zero-Knowledge Applications

🗨️ Nextcloud Talk – chat, video & audio calls for Nextcloud

Cloud-native search engine for observability. An open-source alternative to Datadog, Elasticsearch, Loki, and Tempo.

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

lichess.org mobile application

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

wallabag is a self hostable application for saving web pages: Save and classify articles. Read them later. Freely.

Terraform Pull Request Automation

For empowering community 🌱

Where programmers share ideas and help each other grow

Make Your Company Data Driven. Connect to any data source, easily visualize, dashboard and share your data.

opam is a source-based package manager. It supports multiple simultaneous compiler installations, flexible package constraints, and a Git-friendly development workflow.

The most popular HTML, CSS, and JavaScript framework for developing responsive, mobile first projects on the web.

The most popular HTML, CSS, and JavaScript framework for developing responsive, mobile first projects on the web.

Next generation frontend tooling. It's fast!

An extensible media player for Android

Open-source JavaScript charting library behind Plotly and Dash

OpenTelemetry Collector

Azure WebJobs SDK

Open deep learning compiler stack for cpu, gpu and specialized accelerators

🎒 Next level crypto wallet

music library manager and MusicBrainz tagger

Grow Open Source

BizHawk is a multi-system emulator written in C#. BizHawk provides nice features for casual gamers such as full screen, and joypad support in addition to full rerecording and debugging tools for all system cores.

The zero configuration build tool for the web. 📦🚀

Main Liquibase Source

Cross-platform framework for building truly native mobile apps with Java or Kotlin. Write Once Run Anywhere support for iOS, Android, Desktop & Web.

Fluent UI web represents a collection of utilities, React components, and web components for building web applications.

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

Cross-platform music production software

Mirror of Apache Cassandra

The core OCaml system: compilers, runtime system, base libraries

The Rails application that powers OpenStreetMap

Free and open-source social network for active citizenship.

Replacement icons for popular apps in the style of macOS Big Sur

MODX Revolution - Content Management Framework