LiberKey; A Portable Application Suite of Open Source and Free Software that can be stored and run directly from a USB device. Basic, Standard and Ultimate editions of the Portable Software Suite are available and new software can easily be added. In addition, it utilizes its own portable application launcher that resides in the taskbar for easy access.
Portable Application Suite (Liberkey)
Authors Website: Project Page
License: Mix of Freeware and Open Source
Note: This Suite appears to contain a mix of Open Source and Freeware. I am not sure if the portable application launchers are also Open Source? If anyone has more information, please feel free to contact me.
Download: The Portable Suites can be downloaded HERE