
Description: Buttercup is an open source, self-hosted password manager that allows users to store passwords and other sensitive information securely. It has desktop, mobile and browser extension clients available.
Type: Open Source Test Automation Framework
Founded: 2011
Primary Use: Mobile app testing automation
Supported Platforms: iOS, Android, Windows

Description: Proton Pass is a password manager that focuses on enhanced privacy and security. It allows users to generate strong, unique passwords and store them securely encrypted behind a master password. Key features include end-to-end encryption, zero-knowledge architecture, open source code, self-destructing passwords, and more.
Type: Cloud-based Test Automation Platform
Founded: 2015
Primary Use: Web, mobile, and API testing
Supported Platforms: Web, iOS, Android, API