Unixcop published a tutorial about installing KeePassXC on Ubuntu 20.04 or 22.04 LTS.

How To Install KeePassXC on Ubuntu 20.04 | 22.04 LTS

In this guide, we will show you how to install KeePassXC on Ubuntu systems. KeePassXC is a free and open-source password manager. It started as a community fork of KeePassX (itself a cross-platform port of KeePass). It is built using Qt5 libraries, making it a multi-platform application which can be run on Linux. 

How To Install KeePassXC on Ubuntu 20.04 | 22.04 LTS - Unix / Linux the admins Tutorials