The agent harness performance optimization system. Skills, instincts, memory, security, and research-first development for Claude Code, Codex, Opencode, Cursor and beyond.

Google Chrome, Firefox, and Thunderbird extension that lets you write email in Markdown and render it before sending.

</> htmx - high power tools for HTML

🍃 JavaScript library for mobile-friendly interactive maps 🇺🇦

Standard Library

Command-line tool to customize Spotify client. Supports Windows, macOS, and Linux.

An extensive math library for JavaScript and Node.js

Scalene: a high-performance, high-precision CPU, GPU, and memory profiler for Python with AI-powered optimization proposals

The Privacy First PDF Toolkit

A light-weight module that brings the Fetch API to Node.js

Process execution for humans

Reddit Enhancement Suite

Interactive visualizations of time series using JavaScript and the HTML canvas tag

Run multiple promise-returning & async functions with limited concurrency

Online collaborative Whiteboard that is simple, free, easy to use and to deploy

Curated collection of data structures for the JavaScript/TypeScript language.

A three dimensional and space effecient menu

Full-sized drag & drop JavaScript event calendar with resource & timeline views

Web based console - for presentations and workshops

Node.js bindings for tree-sitter

Chutzpah is an open source JavaScript test runner which enables you to run unit tests using QUnit, Jasmine, Mocha and TypeScript.

Just another compile-to-js LISP-like language

📈 Scrubbing calculator.

Code for dolores labs tech talk.

Using Sheetsee.js and power of collaboration to collect the best places to get your hack on.

ack and ag inspired tool written in Node. Designed to be fast.

logs every keypress and store it for later