Its primary purpose is to enable web-based, real-time XMPP applications that run in any browser.
It has been tested on Firefox, Firefox for Android, IE, Safari, Mobile Safari, Chrome, Chrome for Android, Opera and the mobile Opera browser.
You'll need to have GNU Make available.
Then, simply run
make check to run the tests.
It is licensed under the MIT license, except for the files sha1.js, base64.js and md5.js, which are licensed as public domain and BSD (see these files for details).
Strophe.js was originally created by Jack Moffitt. It was originally developed for Chesspark, an online chess community based on XMPP technology. It has been cared for and improved over the years and is currently maintained by many people in the community.