Ag Grid
The best JavaScript Data Table for building Enterprise Applications. Supports React / Angular / Vue / Plain JavaScript.
Mocha
A simple, flexible, fun javascript test framework for node.js & the browser. (BDD, TDD, QUnit styles via interfaces)
Jasmine
DOM-less simple JavaScript testing framework
Chai
BDD / TDD assertion framework for node.js and the browser that can be paired with any testing framework.
Js Cover
JSCover is a tool that measures code coverage for JavaScript programs.
Ar.js
Image tracking, Location Based AR, Marker tracking. All on the Web.
Headstart
An automated front-end setup
Roughdraft.js
Quickly create an interactive HTML mock-up by auto sourcing lorem ipsum/images generators, with minimal html markup, and no server side code
Grunt
Grunt: The JavaScript Task Runner
Reef
A lightweight library for creating reactive, state-based components and UI.
Sinon.js
Test spies, stubs and mocks for JavaScript.
Dotenv Linter
⚡️Lightning-fast linter for .env files. Written in Rust 🦀
Thrill
Runs tests in many browsers.
Gremlins.js
Monkey testing library for web apps and Node.js
Shipit
Universal automation and deployment tool written in JavaScript.
Trace Kit
Attempts to create stack traces for unhandled JavaScript exceptions in all major browsers.
Rulers Guides.js
Creates Photoshop-like guides and rulers interface on a web page