yepnope.js : A Conditional Loader For Your Polyfills!
Neutrino : Neutrino is a companion tool which lets you build web and Node.js applications with shared presets or configurations. It intends to make the process o...
Jest : Jest is used by Facebook to test all JavaScript code including React applications. Complete and easy to set-up JavaScript testing solution. Works out ...
SlimerJS : A scriptable browser for Web developers
domsnitch : A passive reconnaissance tool inside the DOM (experimental)
JS Bin is a tool for experimenting with web languages. In particular HTML, CSS and JavaScript, but JS Bin also supports other languages too (like Markdown, Jade and Sass).
JS Bin is ultimately a code sharing site.