The library for web and native user interfaces.

A framework for building native applications using React

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

Material UI: Comprehensive React component library that implements Google's Material Design. Free forever.

Get a full fake REST API with zero coding in less than 30 seconds (seriously)

🦀 Small exercises to get you used to reading and writing Rust code!

The hackable text editor

Ruby on Rails

Parse, validate, manipulate, and display dates in javascript.

Delightful JavaScript Testing.

Platform to build admin panels, internal tools, and dashboards. Integrates with 25+ databases and any API.

Materialize, a CSS Framework based on Material Design

Metasploit Framework

Git hooks made easy 🐶 woof!

Harness Open Source is an end-to-end developer platform with Source Control Management, CI/CD Pipelines, Hosted Developer Environments, and Artifact Registries.

Material Design Components in HTML/CSS/JS

Client-side JavaScript PDF generation for everyone.

The most advanced responsive front-end framework in the world. Quickly create prototypes and production code for sites that work on any kind of device.

Transforming styles with JS plugins

Ace (Ajax.org Cloud9 Editor)

Git extensions to provide high-level repository operations for Vincent Driessen's branching model.

Elixir is a dynamic, functional language for building scalable and maintainable applications

Component infrastructure and Material Design components for Angular

Angular Style Guide: A starting point for Angular development teams to provide consistency through good practices.

The Ruby Programming Language

Deprecated - Chosen is a library for making long, unwieldy select boxes more friendly.

A JavaScript implementation of various web standards, for use with Node.js

The Crystal Programming Language

Yoga is an embeddable layout engine targeting web standards.

Dropzone is an easy to use drag'n'drop library. It supports image previews and shows nice progress bars.