If you're afraid to experiment with using a #PasswordManager or #2FA in case you end up getting it wrong and losing access to all the things (I am), how about doing the counter-intuitive thing and start with using it only for the stuff that doesn't really matter. All the burner accounts you create only to comment on blogs and forums on whatever. After a few days/ weeks/ months of creeping up the learning curve and making noob mistakes, you can slowly include your more mission critical stuff.
2.0 is cross-platform using #Mono, which means its written in C#. That seems an odd choice, and reveals its Windows origins, but @wolftune adopted it on the advice of someone who seems to know his tech security pretty well, so ...
There's various history and forks. I went through the same hesitation and wonders. Then someone who really knows set me straight and I've never regretted it or revisited the mess.
KeepassXC is the way to go, don't bother with the other versions (Keepass 2, KeepassX, etc). Just go with KeepassXC and be happy https://keepassxc.org
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