minimal implementation of a PassThrough stream

hast utility to check if a node is a (certain) element

Domain name parser based on the Public Suffix List

The ultimate javascript content-type utility.

Delightful JavaScript Testing.

Babel Types is a Lodash-esque utility library for AST nodes

destroy a stream if possible

Is this value `document.all`, i.e. an object with the [[IsHTMLDDA]] internal slot?

A debug logger package for other Google libraries

BDD/TDD assertion library for node.js and the browser. Test framework agnostic.

Error comparison and information related utility for node and the browser

A JavaScript parser built from the Hermes engine

mdast utility to check if a node is phrasing content

Get callsites from the V8 stack trace API

Check if stdout or stderr is interactive

Check if a path is inside another path

Test whether an object looks like a promises-a+ promise

JSON Web Token implementation (symmetric and asymmetric)

TypeScript-first schema declaration and validation library with static type inference

node's assert.deepEqual algorithm except for NaN being equal to NaN