jsfx : This is a javascript library (with frontend) for sound effect generation.
impress.js : It's a presentation framework based on the power of CSS3 transforms and transitions in modern browsers and inspired by the idea behind prezi.com
Moment.js : A javascript date library for parsing, validating, manipulating, and formatting dates.
TraceKit : Not all browsers support stack traces on error objects, but TraceKit squeezes out as much useful information as possible and normalizes it.
Slate : Slate is a completely customizable framework for building rich text editors.
Slate lets you build rich, intuitive editors like those in Medium, Dropbo...
Add Clippy or his friends to any website for instant nostalgia.
