Meteor, the JavaScript App Platform
Supports tests, providing lightweight, throwaway instances of database
In-page HTTP controller for frontend development
The GraphQL LSP reference ecosystem for building browser & IDE tools
A painless self-hosted Git service
Modularized AWS SDK for JavaScript
GPU-accelerated GUI development for Node.js and the browser
Coherent, zero-dependency, lazy, simple, GraphQL
Kimai is a web-based multi-user time-tracking application
Accessibility engine for automated Web UI testing
Full-stack testing PHP framework
Textual is a TUI (Text User Interface) framework for Python
AWS SDK for JavaScript in the browser and Node.js
In-browser code editor (version 5, legacy)
Digital library with smart shelves
Server-sent live updates, protocol and reference implementation
Expressive middleware for node.js using ES2017 async functions
Open-source MCP server that gives your coding agent
Simple.css is a classless CSS template to make a good website
Python 3.7 to JavaScript compiler
LinkAce is a self-hosted archive to collect links of your favorite web
An in-browser implementation of JanusVR
A push notification server written in Go (Golang)
Lexbor is development of an open source HTML Renderer library
Build reactive applications with the Rails tooling you already know