
Description: Guardo is a open source cross-platform password manager and secure digital vault. It allows you to securely store passwords, documents, photos and other files in an encrypted vault protected by one master password.
Type: Open Source Test Automation Framework
Founded: 2011
Primary Use: Mobile app testing automation
Supported Platforms: iOS, Android, Windows

Description: Otter is an open-source bookmark manager and web assistant that helps you organize, search, share and access your bookmarks from any device. It has features like tagging, notes, search, online sync, groups and more.
Type: Cloud-based Test Automation Platform
Founded: 2015
Primary Use: Web, mobile, and API testing
Supported Platforms: Web, iOS, Android, API