TurtlePass – Group Password Manager (Project Management Tools)

Turtlepass is a self-hosted group password manager for corporations to share passwords with your teams.
Every single password will be encrypted and can be shared, secured by an sophisticated access manage program.
Make customers and add passwords to your account. Then you can share it with chosen customers if you want.

On top of that, it can be integrated with other computer software by the offered rest-api.