I’ve been using ULauncher for a while and I’m quite happy with it, it has plugin support too.

Yes, Clonezilla runs off a live USB. If it is large enough it can also store the partition you want to clone, making the whole process a lot simpler.

it’s a GUI for yt-dlp

Interesting to see wormhole mentioned as non open source. The protocol and its CLI tools are, probably the web interface and GUIs are not