6to5
Turn ES6 code into readable vanilla ES5 with source maps
Testcafe
A Node.js tool to automate end-to-end web testing.
Dotenv Linter
⚡️Lightning-fast linter for .env files. Written in Rust 🦀
Grunt
Grunt: The JavaScript Task Runner
Fast Check
Property based testing framework for JavaScript (like QuickCheck) written in TypeScript
Platform
Reactive libraries for Angular
Xv
:x: :heavy_check_mark: A beautifully simple and capable test runner
Ar.js
Image tracking, Location Based AR, Marker tracking. All on the Web.
Sinon.js
Test spies, stubs and mocks for JavaScript.
Ag Grid
The best JavaScript Data Table for building Enterprise Applications. Supports React / Angular / Vue / Plain JavaScript.
Prettydiff
Compare code instead of text.
Reef
A lightweight library for creating reactive, state-based components and UI.
Spa Eye
Backbone debugger for Firefox
Qunit
An easy-to-use JavaScript Unit Testing framework.
Treant Js
Treant.js - javascript library for drawing tree diagrams
Type Script
TypeScript is a superset of JavaScript that compiles to clean JavaScript output.
Apitizer
API mocking for client JavaScript applications