KeePassXC menggunakan format basis datakata sandi KeePass 2.x (.kdbx) sebagai format natifnya.[5] Ia juga bisa mengimpor (dan mengubah) basis data KeePass versi 2 dan versi 1 (.kdb). KeePassXC mempunyai dukungan atas berkas kunci (key file) dan YubiKey untuk keamanan tambahan.[2]
↑"Password Managers". PrivacyTools. November 19, 2019. Diarsipkan dari asli tanggal 2021-04-07. Diakses tanggal 2021-10-23. KeePassXC is a community fork of KeePassX, a native cross-platform port of KeePass Password Safe, with the goal to extend and improve it with new features and bugfixes to provide a feature-rich, fully cross-platform and modern open-source password manager.