SkillOpt is a text-space optimizer that trains reusable natural-language skills for frozen LLM agents through trajectory-driven edits, validation-gated updates, and deployable best_skill.md artifacts.

Transpiler of Python to many other languages

Open-source & free — Battle-tested at Alibaba's scale. Hybrid architecture code review tool: deterministic pipelines + LLM Agent, precise line-level comments, built-in fine-tuned ruleset (NPE, thre…

Userspace eBPF VM

Zero-config, fast `io_uring`-based HTTPS server.

Light-weight GM mapped WebAudio-JavaScript Synthesizer Engine / MIDI Player

Installer and automatic update framework for cross-platform desktop applications

a fast local diff viewer

Website data for no-color.org

A manager for ssh-agent and gpg-agent, now in Python.

The Programming Language for Agents

The public specifications for the C2PA

Python library to build pretty command line user prompts ✨Easy to use multi-select lists, confirmations, free text prompts ...

작가를 위한 올인원 글쓰기 도구

Tools for experimenting diff "slider" heuristics

Daemons with DX

🐟 Python profile viewer

Light, fluffy, and always free - The AWS Local Emulator alternative

Business intelligence as code: build fast, interactive data visualizations in SQL and markdown

Tool to build & run portable, lightweight, self-contained virtual machines.

Brave's Rust-based adblock engine

Measure and align everything.

🪨 why use many token when few token do trick — Claude Code skill that cuts 65% of tokens by talking like caveman

Annotate and review coding agent plans and code diffs visually, share with your team, send feedback to agents with one click.

Public documentation about GitHub's code navigation system

Beautiful git diff viewer, generate commits with AI, get summary of changes, all from the CLI

Review-first terminal diff viewer for agentic coders

Portable Text is a JSON based rich text specification for modern content editing platforms.