A cross-platform, customizable science fiction terminal emulator with advanced monitoring & touchscreen support.

GSAP (GreenSock Animation Platform), a JavaScript animation library for the modern web

x86 PC emulator and x86-to-wasm JIT, running in the browser

Versatile typeface for code, from code.

A rich text editor for everyday writing

Play with fluids in your browser (works even on mobile)

A scalable set of icons handcrafted with ❤️ by GitHub

nostr.net - awesome-nostr is a collection of projects and resources built on nostr to help developers and users find new things

An open source vector nesting tool

Transistor level NES simulation

Multi-backend code-first parametric CAD in JavaScript/TypeScript with live params, constraints, assemblies, and exact STEP/BREP export.

example free website for client-side music demixing with Demucs + WebAssembly

A language-agnostic JSON-encoded instruction-by-instruction test suite for the 8088, 68000, 65816, 65[c]02 and SPC700 that includes bus activity.

Multi-system, pure JavaScript (& a little AssemblyScript) emulator, with great accuracy and speed. Currently some SNES, NES, GameBoy, Master System, ZX Spectrum, and GameGear support

Sinclair ZX Spectrum emulator in JavaScript

Repository for JSMoo-based Z80 JSON test files for Z80

ZX Spectrum programming website.

🐳 Secure Docker sandbox for Claude Code, Codex & Gemini CLI • Multi-account • Persistent configs • SSH/Git integrated • macOS optimized

This is the typical minesweeper game