**With npm:**

Resolve the path of a module like `require.resolve()` but from a given path

Foundation code base for various SquizzLabs projects

ECMAScript AST recursive visitor

Callback wrapping utility

Run a function exactly one time

deterministic `JSON.stringify()` - a faster version of substack's json-stable-strigify without jsonify

JSON parse & stringify that supports binary via bops & base64

Allows users to use generators in order to write common functions that can be both sync or async.

Returns true if a string has an extglob.

An API Server and Framework for node.js

type-check allows you to check the types of JavaScript values at runtime with a Haskell like type syntax.

Light ECMAScript (JavaScript) Value Notation - human written, concise, typed, flexible

A small polyfill for Object.setprototypeof

deterministic JSON.stringify() with custom sorting to get deterministic hashes from stringified results, with no public domain dependencies

The Node.js `util.deprecate()` function with browser support

Pass two numbers, get a regex-compatible source string for matching ranges. Validated against more than 2.78 million test assertions.

YAML 1.2 parser and serializer

GDELT MCP — Global Database of Events, Language, and Tone (free, no auth)

Safer Node.js Buffer API