- Save, Export & Run Code Samples
- Firebug Lite in Output for Debugging
- Line Numbers in Code Editor
- Ability to edit HTML of Samples
Developed by Ben Lisbakken; AJAX API Playground is built using App Engine, and you can also create your own App Engine instance to show off your code samples. The code is open sourced under an Apache 2.0 license and uses several open source libraries and tools, including jQuery, jQuery UI, YUI Compressor, and CodeMirror.