Bulma - Bulma is an open source CSS framework based on Flexbox and built with Sass. It's 100% responsive, fully modular, and available for free.
Team Password Manager - Team Password Manager is a web based, self hosted password manager software for groups.
Milligram - A minimalist CSS framework
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.
Material UI - A CSS Framework and a Set of React Components that Implement Google's Material Design
Passwordstate - Business Tools, Collaboration, and Password Management