KeePass - KeePass is an open source password manager. Passwords can be stored in highly-encrypted databases, which can be unlocked with one master password or key file.
KeePassXC - KeePass Cross-Platform Community Edition - A community maintained fork of the popular KeePassX...
bitwarden - Bitwarden is a free and open source password management solution for individuals, teams, and business organizations.
AuthPass - Manage all your passwords across devices. Support for iOS, Android, Mac OS, Linux and Windows. Compatible with the popular Keepass (kdbx) format.
KeePassDroid - KeePassDroid is an implementation of the KeePass password safe for the Android platform.
1Password - 1Password can create strong, unique passwords for you, remember them, and restore them, all directly in your web browser.