Team Password Manager - Team Password Manager is a web based, self hosted password manager software for groups.
Wren - Offset your carbon footprint by saving rainforests
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.
YAYZY - Track the carbon footprint of each purchase in real-time
Passwordstate - Business Tools, Collaboration, and Password Management
Klima - Go carbon neutral