Property-based testing for web UIs, autonomously exploring and validating correctness properties, finding harder bugs earlier

Ghostty-based macOS terminal with vertical tabs and notifications for AI coding agents

The design language that makes your AI harness better at design.

The best ChatGPT that $100 can buy.

My working kit to make math YouTube videos with AI assistance.

⚠️ hack into react internals

An eslint plugin for inline codegen. Auto-fixes out of sync code, with presets for barrels, jsdoc to markdown and more.

Compile-time tests for types. Useful to make sure types don't regress into being overly-permissive as changes go in over time.

A formalization of Shannon's seminal 1948 paper defining entropy.

A collection of AST Utils to mimic jscodeshift esque precision to codemods in eslint

Generate complex GitHub Actions YAML files using a declarative API.

DSPy: The framework for programming—not prompting—language models

Show versions inline for PNPM/Yarn/Bun catalogfield

Tock is a powerful time tracking tool for the command line.

Code Editor for the AI Agents Era - Run an army of Claude Code, Codex, etc. on your machine

A typescript library for connecting videos in your Mux account to multi-modal LLMs.

Useful CSS custom functions using the new @​function rule

LLM Can Get "Brain Rot"

Transforms complex documents like PDFs into LLM-ready markdown/JSON for your Agentic workflows.

A simple visualization of source map data

Natural Language Concrete Syntax Tree format

A time-tracking kanban app with a built in pomodoro timer

Kinda like Winamp Milkdrop

Infrastructure as TypeScript

Sound As Pure Form - a Forth-like language for audio synthesis using lazy lists and APL-like auto-mapping.

Sensible, performant primitives for writing semantic TypeScript code

The Open English WordNet