Another JSON Schema Validator
Node.js Streams, a user-land copy of the stream library from Node.js
Tool for transforming styles with JS plugins
Robust call-bound JavaScript intrinsics, using `call-bind` and `get-intrinsic`.
Local, zero-setup security linter for your MCP client configs. Catches command injection, hardcoded secrets, insecure transports, and known CVEs across Cursor, Claude, Windsurf, VSCode, Continue, Codex, and Zed. No account, no API calls, no data leaves yo
An HTTP(s) proxy `http.Agent` implementation for HTTPS
An implementation of the WHATWG URL Standard's URL API and parsing machinery
Process execution for humans
Prettier is an opinionated code formatter
A querystring parser that supports nesting and arrays, with a depth limit
string representations of objects in node and the browser
Determine if the JS environment has Symbol support. Supports spec, or shams.
Packs ECMAScript/CommonJs/AMD modules for the browser. Allows you to split your codebase into multiple bundles, which can be loaded on demand. Supports loaders to preprocess files, i.e. json, jsx, es7, css, less, ... and your custom stuff.
Bash-like brace expansion, implemented in JavaScript. Safer than other brace expansion libs, with complete support for the Bash 4.3 braces specification, without sacrificing speed.
Cross platform child_process#spawn and child_process#spawnSync
Does this JS environment support the `name` property on functions?
Next-generation ES module bundler
Perform async work synchronously in Node.js using `worker_threads` with first-class TypeScript support.
A super light and fast circular JSON parser.
Determine if a value is an ES6 Symbol or not.
Get and robustly cache all JS language-level intrinsics at first require time
Is this value negative zero? === will lie to you
Media Type Database
JSON for Humans