Generates and consumes source maps

A general purpose buffer pool.

Fetches the contents of a file accross node and browsers.

AI DevOps Framework - AI-assisted development workflows, code quality, and deployment automation

ESLint plugin for Docusaurus sites, docs repositories, and TypeDoc-integrated documentation workflows.

The same useRef, but with callback

A set of utilities to assist developers of tools that build N-API native add-ons

Lighthouse for MCP servers — static, design-level linting for MCP tool surfaces

The official TypeScript library for the OpenAI API

Native-ESM powered web dev build tool

Get the PATH environment variable key cross-platform

Review Excel files for spreadsheet errors — mechanical checks (openpyxl) + Panko–Halverson taxonomy reasoning

A minimal path module to resolve Unix, Windows and URL paths alike.

ESLint rules for test-file hygiene: fake-timer cleanup, mock cleanup, no module mocks in test bodies, mock-reset enforcement

Convert character encodings in pure javascript.

An implementation of the WHATWG URL Standard's URL API and parsing machinery

Stylelint rules and shareable configs for container query correctness and breakpoint token hygiene.

Decompress a HTTP response if needed

Scanner and parser for JSON with comments.

A minimal base64 implementation for number arrays.