* [Datejs](http://www.datejs.com/)
* [DP_DateExtensions](http://depressedpress.com/javascript-extensions/dp_dateextensions/)
* [DjScript](https://github.com/vincekd/DjScript)
* [Moment.js](http://momentjs.com/)
* [timezone-js](https://github.com/mde/timezone-js)
* [XDate](http://arshaw.com/xdate/)
* [Pretty Date](http://ejohn.org/blog/javascript-pretty-date/)
* [cromagjs](https://github.com/JerrySievert/cromagjs)

## Other

* [Quirks of the JavaScript Date Format](http://home.clara.net/shotover/datetest.htm)