JS library that detects HTML5 & CSS3 features in user’s browser
Cross-platform game engine in Rust
3D game engine/framework in C, with Luajit and Python bindings now
A web-based IDE for HTML5 game development. Powered by Phaser
Dillo, a multi-platform graphical web browser
Python binding to Modest and Lexbor engines
A web based file manager, web IDE / browser based code editor
Go minifiers for web formats
Canvas-based WYSIWYG rich text editor with advanced layout tools
Free game engine for development of desktop, mobile, and web games
Super simple WYSIWYG editor
Apache Royale ASJS
Open-Source Low-Latency Accelerated Linux WebRTC HTML5 Remote Desktop
A fast, open source text processor and publishing toolchain
Implementation of Python 3 running in the browser
Asciidoctor PDF: A native PDF converter for AsciiDoc
Lightweight, robust, elegant syntax highlighting
Efficient, internationalized, text renderer for GameMaker
HTML parsing/serialization toolset for Node.js.
Fast, Scalable, Flexible Static Site Generator (SSG)
A customizable, modular, responsive, lightbox gallery plugin
Check links in web documents or full websites
Thymeleaf is a modern server-side Java template engine for web
A node.js plugin to integrate nw.js/electron games with steamworks
Flexible open source financial charting library