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

jQuery Mobile Framework

Multi-format 1D/2D barcode image processing library, usable in JavaScript ecosystem.

A container runtime written in Rust

🧙‍♀️ Move Fast and Break Nothing. End-to-end typesafe APIs made easy.

VisTrails is an open-source data analysis and visualization tool. It provides a comprehensive provenance infrastructure that maintains detailed history information about the steps followed and data derived in the course of an exploratory task: VisTrails m

The https://freeCodeCamp.org open source codebase and curriculum. Learn to code and help nonprofits.

Hibernate's core Object/Relational Mapping functionality

Deduplicating archiver with compression and authenticated encryption.

MuseScore is an open source and free music notation software. For support, contribution, bug reports, visit MuseScore.org. Fork and make pull requests!

Play Framework

BleachBit system cleaner for Windows and Linux

Orchid is a @laravel package that allows for rapid application development of back-office applications, admin/user panels, and dashboards.

A cat(1) clone with wings.

RAD platform for building a business application using the Laravel framework.

Facilitating Open Science

Open-source live customer chat

SQL query builder, written in c#, helps you build complex queries easily, supports SqlServer, MySql, PostgreSql, Oracle, Sqlite and Firebird

RedisJSON - a JSON data type for Redis

Metadata for projects tracked by Quicklisp.

Java natural language date parser

AskQL is a query language that can express any data request

Development kits to implement UI following the Workday Canvas Design System (https://design.workday.com). See our Component Storybook -

A python interface for interacting with the Ethereum blockchain and ecosystem.

🧙‍♂️ ImageMagick 7

Visualize Your Ideas With Code

Core part of NewPipe

Gophercloud: an OpenStack SDK for Go

🐢 🌎 📚 a community-owned language-learning platform

Efficient many-to-many connections between posts, pages, custom post types, users.

Datadog Agent

Zipkin is a distributed tracing system

A safe, extensible ORM and Query Builder for Rust

RDoc produces HTML and online documentation for Ruby projects. RDoc includes the rdoc and ri tools for generating and displaying online documentation.

Phaser is a fun, free and fast 2D game framework for making HTML5 games for desktop and mobile web browsers, supporting Canvas and WebGL rendering.

Optimized C library for EC operations on curve secp256k1

A Redux binding for React Router v4

A simple, maximally extensible, dependency minimized framework for building modern Ethereum dApps

Spree is a complete, modular & API-driven open source ecommerce solution for Ruby on Rails

Jitsi Meet - Secure, Simple and Scalable Video Conferences that you use as a standalone app or embed in your web application.

Ethereum.org is a primary online resource for the Ethereum community.

Lets make a universal OpenStreetMap app

[Go] Package of validators and sanitizers for strings, numerics, slices and structs

a cron library for go

ImageJ Ops: "Write once, run anywhere" image processing

A Ruby static code analyzer and formatter, based on the community Ruby style guide.

JSONata query and transformation language - http://jsonata.org