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.
Sypnosis LaunchBox Portable Box-Art-Based Games Database and Launcher for DOSBox, Emulators, and PC Games. Will help manage all your games from one spot. It will automatically download metadata such as descriptions and artwork.
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The author designed it to be portable ie. uses short paths "../../folder/application.exe" and writes settings to the application folder
Old thread update: this program never went live (it's registerware) and softpedia is listing the last available version as released back in late 2015 (http://games.softpedia.com/get/Tools/LaunchBox.shtml). However, it should be noted that the forums are still active (https://forums.launchbox-app.com/) and it does advertise portability on the download page.
