Lore is a next-generation, open source revision control system

DeepSeek-native AI coding agent for your terminal. Engineered around prefix-cache stability — leave it running.

A terminal workspace with batteries included

A high-performance Ractor web server for Ruby 4.0+: Rack 3-based, with a Rust Tokio/Hyper front-end and Ractor-parallel Ruby workers and threaded fallback mode.

Master PostgreSQL Internals: A comprehensive deep-dive from SQL parsing to disk I/O. Covers MVCC, WAL, VACUUM, Indexing, and Query Execution.

High performance HTTP proxy originally written by your friends at Lantern and now maintained by a stellar group of volunteer open source programmers.

A macOS VPN proxy app powered by Mihomo (Clash Meta)

QuickJS JavaScript engine for Erlang (powered by quickjs-ng). API-compatible replacement for erlang-duktape.

《金庸群侠传》c++复刻版，已完工

A git client based on the IntelliJ platform

Free Media Player for Windows, Linux and Mac OS with YouTube support.

Pure Erlang QUIC implementation (RFC 9000)

High-performance HTTP/1.1, HTTP/2, HTTP/3 server for Erlang/OTP 27+

JS implementation of probabilistic data structures: Bloom Filter (and its derived), HyperLogLog, Count-Min Sketch, Top-K and MinHash

Fil-C: completely compatible memory safety for C and C++

A Lua 5.3 runtime in pure Elixir

语燕输入法-一款基于Rime定制开发的九键、全拼、双拼、手写、火星文等方案、支持悬浮、单手、数字行等键盘模式的中文输入法

A free, open source, and extensible speech-to-text application that works completely offline.

Batch-generate bilingual external subtitles for local media files using MLX Whisper on Apple Silicon

BSD-licensed implementation of rsync

An open source utility that provides fast incremental file transfer. It also has useful features for backup and restore operations among many other use cases.

Persistent autonomous goals for pi

⌥ AI Coding agent for the terminal — hash-anchored edits, optimized tool harness, LSP, Python, browser, subagents, and more

Kimi Code CLI — The Starting Point for Next-Gen Agents

Open-source, community-driven agent harness

Experimental Linux microvm setup with a TypeScript Control Plane as Agent Sandbox

A review extension for Pi

PostHog plugin for Pi

Trace raw LLM requests+responses from opencode

Human speech samples for audio quality measurements