melloc/node-iamb

Extra assertions on top of node's assert module

a JSON logging library for node.js services

extended POSIX-style sprintf

utilities for primitive JavaScript types

RFC9562 UUIDs

utilities for observable asynchronous control flow

richer JavaScript errors

Yet another JS code coverage tool that computes statement, line, function and branch coverage with module loader hooks to transparently add coverage when running tests. Supports all JS coverage use cases including unit tests, server side functional tests and browser tests. Built for scale

tap-producing test harness for node and browsers

A light, featureful and explicit option parsing library.

Native DTrace providers for node.js applications

Matrix client library for iamb

Mattermost client library for iamb

limit, offset, marker stream

Moore finite state machines

Joyent's ESLint rules and configs.

A fast fuzzy string set for JavaScript

human-readable TAP summarizer

Terminal drawing library