The string_decoder module from Node core

Safer Node.js Buffer API

Fast deep equal

Node.js Buffer API, for the browser

ES2015 `Object.assign()` ponyfill

Modern Buffer API polyfill without footguns

Require module from string

utility box for ECMAScript language tools

HTTP response freshness testing

Get the command from a shebang

Returns true if a number or string value is a finite number. Useful for regex matches, parsing, user input, etc.

Base64 encoding/decoding in pure JS

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

return the first event in a set of ee/event pairs

Normalize slashes in a file path to be posix/unix-like forward slashes. Also condenses repeat slashes to a single slash and removes and trailing slashes, unless disabled.

Unpipe a stream from all destinations

Efficient implementation of Levenshtein algorithm with locale-specific collator support.

Compare strings containing a mix of letters and numbers in the way a human being would in sort order.

parse a url with memoization

Escape string for use in HTML