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.
Moved from MSI to InnoInstaller: https://blogs.sapib.ca/apps/new-inno-installer/
"Moved from MSI to Inno Setup installer due to ease of coding and the ability to script the installer routine better with Pascal.
The portable version of MKVCleaver is now a part of the installer. You must run the installer to get the Portable version.
Follow the instruction included in the installation wizard."