uber/jetstream

Higher-order functions and common patterns for asynchronous code

Lightweight debugging utility for Node.js and the browser

Deep comparison of two variables

Rigorous implementation of RFC4122 (v1 and v4) UUIDs.

Simplified HTTP request client.

The semantic version parser used by npm.

A logger for just about everything.

Simple to use, blazing fast and thoroughly tested websocket client and server for Node.js

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

takes json-cov output into stdin and POSTs to coveralls.io

The JavaScript Task Runner

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

Static analysis tool for JavaScript

simple, flexible, fun test framework

Simple monitor script for use during development of a Node.js app.

Automatically install pre-commit hooks for your npm modules.

JavaScript test spies, stubs and mocks.

Formatted TAP output like Mocha's spec reporter

tap-producing test harness for node and browsers

JavaScript's functional programming helper library.

Callback or emit an error when something is bad

Access properties of nested objects using dot-path notation

Custom errors

Maybe call a callback if it's a function

REPL remote access for Node apps/services with cluster and worker selection support

Simple type checker in JavaScript.

Mimic Rust's `std::result`

A read/write lock implementation for Node.

Module to wrap try-catch for better performance and cleaner API.

Invite external commands into your grunt process with three tasks `run`, `wait` and `stop`.

Simple setup/teardowns and assertion extensions for the tape testing framework

Utility to deal with Uber OSS licences