
Description: InstAddr is an open-source alternative to MailChimp for email marketing campaigns. It provides easy tools for building email lists, designing campaign templates, and tracking engagement.
Type: Open Source Test Automation Framework
Founded: 2011
Primary Use: Mobile app testing automation
Supported Platforms: iOS, Android, Windows

Description: Inbox.lv is a free online email service based in Latvia. It offers secure and private email with 15GB of storage. Features include email aliases, automatic sorting and archiving, encrypted messaging, and custom email domains.
Type: Cloud-based Test Automation Platform
Founded: 2015
Primary Use: Web, mobile, and API testing
Supported Platforms: Web, iOS, Android, API