Semantic version control => entity-level diffs, blame, and impact analysis on top of git. 28 languages via tree-sitter. Built for coding agents.

A proposal to curtail the power of "thenable" objects.

Free, open-source VHS effect. Standalone application + plugin (After Effects, Premiere, and OpenFX).

JS proposal for a means to concatenate the contents of an iterator into a string

An innovative superfamily of fonts for code

C in four functions

The Programming Language for Agents

Datatype is a variable font that turns text into charts.

A custom editor for viewing `.cpuprofile` files in VS Code

Static analysis for GitHub Actions

Build desktop + mobile apps with Zig and web UI

Review-first terminal diff viewer for agentic coders

HEVC/H.265 decoder for any browser via WebAssembly. Drop-in dash.js plugin transcodes HEVC → H.264 client-side. Works on Chrome, Firefox, browsers without native HEVC.

Deepsec is a security harness for finding vulnerabilities in your codebase powered by coding agents

The headless browser for AI agents and web scraping

The Visual JSON Editor. Schema-aware, embeddable, extensible.

Fetch source code for npm packages to give AI coding agents deeper context

An open source template for building cloud agents.

npx ccusage

A terminal emulator for the web

A fast and simple version manager for JavaScript runtimes and package managers, supporting Node.js, Bun, Deno, npm, Yarn and pnpm.

LiteRT-LM is Google's production-ready, high-performance, open-source inference framework for deploying Large Language Models on edge devices.

🗣️ A CLI for on-device speech transcription using Speech.framework on macOS 26

100% private on-device voice models for speech-to-text and meeting transcription on macOS

The best Claude Code that $200 can buy

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

This repository contains the Node.js learning guides

A streaming JSON parser written in pure JavaScript for node.js