I would say, like many others, Remmina.
Putty also has a Linux version, so you can use that as well. Its session management is a bit clunky, but it works and it offers some fairly good functionalities.
But ssh is first and foremost a command line tool. As others have said, invest some time to learn its commands and configuration files.
Yeah, what a fantastic idea: let’s give the Orban’s and the Meloni’s of Europe (stable geniuses one and all) things that go boom and make a nice mushroom cloud.
Fantastic.
We already have two nuclear powers in Europe.