Submit portable freeware that you find here. It helps if you include information like description, extraction instruction, Unicode support, whether it writes to the registry, and so on.
Techy Geeks Ultimate Settings Panel (USP) is a centralizing one-for-all dialog for easy access to a myriad of system configuration locations. USP single executable is apparently portable (stealthiness unchecked!).
http://www.techygeekshome.co.uk/2014/08/usp.html wrote:We have designed [USP] to be an all in one settings solution for a multitude of configuration options in Windows, Office and Configuration Manager. [...] This is a first release and we plan to add many more features to it in future releases, but for now, we have covered the following systems: Windows XP, Vista, 7 & 8; Outlook 2010; Configuration Manager 2007; Configuration Manager 2012.