Quick 'n' easy game sound effects generator.
A port of sfxr: http://www.drpetter.se/project_sfxr.html to HTML5.
Application: http://github.grumdrig.com/jsfxr/
Source code: https://github.com/grumdrig/jsfxr/
riffwave.js: http://www.codebase.es/riffwave/
jquery-ui: http://jqueryui.com/