
Description: BitLet is an open-source self-hosted email service alternative to Gmail. It focuses on user privacy, security, and customization which makes it appealing to tech savvy users. BitLet offers robust email functions with calendar, contacts, and other features.
Type: Open Source Test Automation Framework
Founded: 2011
Primary Use: Mobile app testing automation
Supported Platforms: iOS, Android, Windows

Description: Put.io is a file hosting service that offers cloud storage and file sharing functionality. It allows users to upload, store, and share files securely as well as stream video, music, and other media from the cloud.
Type: Cloud-based Test Automation Platform
Founded: 2015
Primary Use: Web, mobile, and API testing
Supported Platforms: Web, iOS, Android, API