Run a function exactly one time

ECMAScript AST recursive visitor

A helper to validate your configurations while developing a custom function or package for Meta-System

Array#isArray for older browsers

JSON parse & stringify that supports binary via bops & base64

A small polyfill for Object.setprototypeof

simplified stream construction

Callback wrapping utility

A cross browser microtask library

random bytes from browserify stand alone

process.nextTick but always with args

generator async control flow goodness

Buffers events from a stream until you are ready to handle them.

Try to guess if your terminal supports unicode

Use node's fs.realpath, but fall back to the JS implementation if the native one fails

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

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

Resolve any installed ES6 compatible promise

extend like a boss

Flexible ascii progress bar