A fast function for calculating the visual width of a string once printed to the terminal.

A fast function for calculating where a string should be truncated, given an optional width limit and an ellipsis string.

Save any web page as a clean, self-contained offline folder — deterministic capture, judgement by Claude

An Astro loader for ATProto data.

Proof-carrying referential stability for React and Preact

Production-grade Agent Skills from Evil Martians — drop-in expertise for your AI coding agent

Astro 6 documentation theme

Tiny, type-safe evolutions for versioned data. Storage-agnostic, dependency-free.

The headless browser for AI agents and web scraping

Generate Random ID with Time and Crypto

31 natural-language prompts that prove one primary agent can stand up, drive, and tear down a whole fleet of AI coding agents and terminals inside cmux.

Worktrunk is a CLI for Git worktree management, designed for parallel AI agent workflows

An intelegent universal numeric input for React.

GPU companion for @colordx/core — WebGL2 gamut-slice chart rendering

Make npm packages smaller by cleaning `package.json` and popular development configs

Create GitHub Releases based on latest record in `CHANGELOG.md` file

benchmark tooling that loves you ❤️

Manage Karabiner config

a fast local diff viewer

A simple CLI tool to count tokens in files using tiktoken

Manage stacked branches and pull requests with git config metadata, Deno helper scripts, and the gh CLI.

Review-first terminal diff viewer for agentic coders

Apple's Liquid Glass effect for React

Agent package manager

Eval charts for Svelte

The sandbox agent framework.