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

A toolkit for machine learning from time series

:notebook_with_decorative_cover: Simple Notes app for Nextcloud

eCamp v3 is a web-based app for camp and course planning. The application is specialized for camps and courses of youth associations and for Y+S offers in the sport of camp sports/trekking.

IP address management (IPAM) and data center infrastructure management (DCIM) tool.

The premier source of truth powering network automation. Open source under Apache 2. Public demo: https://demo.netbox.dev

Beancount: Double-Entry Accounting from Text Files.

Ever® Teams™ - Open Work and Project Management Platform - https://ever.team

Issue tracker for CoreOS Container Linux

Ground mobile data collection app for Android

Manage job listings from the WordPress admin panel, and allow users to post jobs directly to your site.

API Documentation Browser

A Swifty toolchain to build better Apple apps, faster

Powerful, simple, audio tag editor for GNU/Linux

Bandit is a tool designed to find common security issues in Python code.

.NET Decompiler

A learning management system (LMS) that lets you run an asynchronous online school, where learning is achieved through focused tasks, directed feedback, an iterative workflow, and community interaction.

A super-easy, composable, web server framework for warp speeds.

Mocha side bar viewer that allows you to run Mocha tests from side bar menu and view results can run each level hierarchy from all tests to a single test(and each describer of course)

Apache Lucene and Solr open-source search software

React Ace Component

Which is the fastest web framework?

Dendrite is a second-generation Matrix homeserver written in Go!

Python HTTP Requests for Humans™ ✨🍰✨

A simple, yet elegant HTTP library.

Vi/Vim emulation for Sublime Text 3

Design patterns implemented in Java

☕️ simple, flexible, fun javascript test framework for node.js & the browser

Automated linting of Cascading Stylesheets

Brings the popular ruby faker gem to Java

(Golang) Go bindings for Discord

PHPCI is a free and open source continuous integration tool specifically designed for PHP.

A command line tool to help build, run, and test web extensions

📨 Schedule social media posts, measure them, exchange with other members and get a lot of help from AI 🚀

Erlang build tool that makes it easy to compile and test Erlang applications and releases.

Microsoft.Recognizers.Text provides recognition and resolution of numbers, units, and date/time expressed in multiple languages (CN, EN, FR, ES, PT, DE. Partial support for NL, JA, KO). Contributions are greatly welcome! Packages are available at https://

Statically sized arrays for Julia

A fast and easy-to-use status bar

GitHub Classroom automates repository creation and access control, making it easy for teachers to distribute starter code and collect assignments on GitHub.

⚙️ Browser devtools extension for debugging Vue.js applications.

Apache ZooKeeper

Framework for quickly creating connected applications in Kotlin with minimal effort

Vert.x is a tool-kit for building reactive applications on the JVM

MyPaint is a simple drawing and painting program that works well with Wacom-style graphics tablets.

Flexible authentication solution for Rails with Warden.

Prowler is the Open Cloud Security platform for AWS, Azure, GCP, Kubernetes, M365 and more. It helps for continuous monitoring, security assessments & audits, incident response, compliance, hardening and forensics readiness. Includes CIS, NIST 800, NIST C

Abseil Common Libraries (C++)

A free and open-source MMORPG server emulator written in C++