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

The Prometheus monitoring system and time series database.

Lightning-fast and Powerful Code Editor written in Rust

IPFS implementation in go

The Grails Web Application Framework

Signal — Private Messenger for Windows, Mac, and Linux

Osintgram is a OSINT tool on Instagram. It offers an interactive shell to perform analysis on Instagram account of any users by its nickname

The Cloud Native Application Proxy

Contrib repository for the OpenTelemetry Collector

:electron: Build cross-platform desktop apps with JavaScript, HTML, and CSS

Next Generation Vue UI Component Library

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

🦋 Rakudo – Raku on MoarVM, JVM, and JS

OpenMMLab Semantic Segmentation Toolbox and Benchmark.

RIOT - The friendly OS for IoT

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

Apache CloudStack is an opensource Infrastructure as a Service (IaaS) cloud computing platform

Interactive Data Visualization in the browser, from Python

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

Apache Iceberg

Terraform Pull Request Automation

c:geo - The powerful Android geocaching app.

OpenLayers

The ZAP core project

lightweight, powerful javascript datetimepicker with no dependencies

The headless editor framework for web artisans.

🍱 Kanban-style project & personal management tool for Nextcloud, similar to Trello

A suite of tools for the pdmtgo community

An open-source & self-hostable Heroku / Netlify / Vercel alternative.

🎧 Open source music client! Available for both desktop & mobile!

The Cocoa Dependency Manager.

Build forms in React, without the tears 😭

The Wikimedia Commons Android app allows users to upload pictures from their Android phone/tablet to Wikimedia Commons

Routing and navigation for your React Native apps

Ansible is a radically simple IT automation platform that makes your applications and systems easier to deploy and maintain. Automate everything from code deployment to network configuration to cloud management, in a language that approaches plain English

coala provides a unified command-line interface for linting and fixing all your code, regardless of the programming languages you use.

CKAN is an open-source DMS (data management system) for powering data hubs and data portals. CKAN makes it easy to publish, share and use data. It powers catalog.data.gov, open.canada.ca/data, data.humdata.org among many other sites.

Checkstyle is a development tool to help programmers write Java code that adheres to a coding standard. By default it supports the Google Java Style Guide and Sun Code Conventions, but is highly configurable. It can be invoked with an ANT task and a comma

The world's simplest facial recognition api for Python and the command line

UNIX-like reverse engineering framework and command-line toolset

the future face of osu!

🥑 ArangoDB is a native multi-model database with flexible data models for documents, graphs, and key-values. Build high performance applications using a convenient SQL-like query language or JavaScript extensions.

Json.NET is a popular high-performance JSON framework for .NET

Prefect is a workflow orchestration framework for building resilient data pipelines in Python.

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

Open-source JavaScript charting library behind Plotly and Dash

🦄 An open source interface for the Uniswap protocol

A dock for the Gnome Shell. This extension moves the dash out of the overview transforming it in a dock for an easier launching of applications and a faster switching between windows and desktops.

The pytest framework makes it easy to write small tests, yet scales to support complex functional testing

⚠️ This project is not maintained anymore! Please go to https://github.com/visjs