BDD / TDD assertion framework for node.js and the browser that can be paired with any testing framework.

Error comparison and information related utility for node and the browser

Inspect utility for Node.js and browsers

Object value retrieval given a string path

Improved typeof detection for node.js and the browser.

Error constructor for test and validation frameworks that implements standardized AssertionError specification.

Reliably get the name of a Function in a cross-browser compatible way.

Improved deep equality testing for Node.js and the browser.