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

JavaScript library for working with recurrence rules for calendar dates as defined in the iCalendar RFC and more.

🧑‍🚀 An identity and access management (IAM) infrastructure with authentication, authorization, MFA, SSO, user management, and multi-tenancy features. Supports OAuth 2.0, OIDC, and SAML. No framework restrictions.

:chains: A Framework for Building High Value Public Blockchains :sparkles:

Statistical data visualization in Python

Augmentative and Alternative Communication (AAC) system with text-to-speech for the browser

This Windows Batchscript helps setup a Mingw-w64 compiler environment for building ffmpeg and other media tools under Windows.

A Text User Interface library for the Rust programming language

networking for containers

Actix Web is a powerful, pragmatic, and extremely fast web framework for Rust.

For running psychology and neuroscience experiments

A collection of essential TypeScript types

:mortar_board: A collection of interactive courses for the swirl R package.

Collaborative forensic timeline analysis

Wget-compatible web downloader and crawler.

Multi-user server for Jupyter notebooks

Interactive and Reactive Data Science using Scala and Spark.

ZIO — A type-safe, composable library for async and concurrent programming in Scala

Ultralight, security-first service mesh for Kubernetes. Main repo for Linkerd 2.x.

EventMachine: fast, simple event-processing library for Ruby programs

Open source patternmaking software.

A bundler for javascript and friends. Packs many modules into a few bundled assets. Code Splitting allows to load parts for the application on demand. Through "loaders," modules can be CommonJs, AMD, ES6 modules, CSS, Images, JSON, Coffeescript, LESS, ...

Dart and Flutter support for Visual Studio Code (VS Code).

Open Source Inventory Management System

The core infrastructure backend (API, database, Docker, etc).

Declarative, type-safe web endpoints library

Vundle, the plug-in manager for Vim

Collection of extensions for OpenTelemetry-Go.

k0s - The Zero Friction Kubernetes

Shake build system

Literate scientific computing and communication for the web

Facilitating Open Science

A GPU-based renderer for the web

Asynchronous linting and make framework for Neovim/Vim

GemRB is a portable open-source implementation of Bioware’s Infinity Engine.

Blazorise is a component library built on top of Blazor with support for CSS frameworks like Bootstrap, Tailwind, Bulma, AntDesign, and Material.

BootstrapVue provides one of the most comprehensive implementations of Bootstrap v4 for Vue.js. With extensive and automated WAI-ARIA accessibility markup.

Fluent Migrations framework for .net

Peer-to-peer data in the browser.

Ruby tool for importing existing svn projects into git.

Zotonic - The Erlang Web Framework & CMS