Shotcut is your best bet. The developers provide an official .7z archive (not an installer). You extract it to a USB drive. That’s it.
Any file claiming to be one is either:
(which includes lip-syncing) streamline post-production for global audiences. Visual Magic: Features such as AI Sky Replacement Background Removal (without a green screen), and Body Effects cyberlink powerdirector 365 portable
You still need a full installation on the host machine. Shotcut is your best bet