JN Soundboard - An open-source hotkey soundboard program
Glimpse - Discover trends before they're trending
CasterSoundboard - A soundboard for hot-keying and playing back sounds. (For podcasting)
Widget Web - Widget Web is a handy application that allows you to view the content of web pages in a widget on your iOS device’s home screen.
Soundplant - Play sound files with the computer keyboard
Pixel Widgets - Pixel Widgets is a feature-rich application that makes it easy for you to add custom retro widgets and select from pre-loaded widget design or create a custom one with more than 150 fonts and color themes at your disposal.