A Compiler Writing Journey

Xv6 for RISC-V

Low-latency AI engine for mobile devices & wearables

A lightweight window border system for macOS

GPU based Electron on a diet

Darwin is the Open Source core of macOS, and PureDarwin is a community project to extend Darwin into a complete, usable operating system.

Lua Virtual Reality Framework

Open-source E-ink monitor. Mirror of https://gitlab.com/zephray/glider

MentraOS is the leading smart glasses platform + SDK. Stream your view, transcribe audio, talk to AI and capture photos hands-free on compatible glasses.

Command line pastebin for sharing terminal output.

A lightweight, fast embeddable scripting language.

A tiny experimental language designed to be targeted by coding LLMs

Create custom SQLite functions in JavaScript. Extend your database with scalars, aggregates, window functions, and collations directly in JavaScript.

Cone Programming Language

Never: statically typed, embeddable functional programming language.

CRDT-based offline-first sync for SQLite. Syncs automatically with SQLite Cloud, PostgreSQL, and Supabase. No conflicts, no data loss, no backend to build. For offline-first apps and AI agents.

Ultra-lightweight AI Agent