
Description: DownNotifier.com is a free website monitoring service that allows users to enter URLs they want to track and receive notifications when those sites go down or back up. It monitors website uptime and sends email or SMS alerts about status changes.
Type: Open Source Test Automation Framework
Founded: 2011
Primary Use: Mobile app testing automation
Supported Platforms: iOS, Android, Windows

Description: Upzilla is an open-source crowdsourced alternative to Bugzilla, a defect tracking system. It allows teams to track software bugs and issues during development. Upzilla is web-based, customizable, and offers features like voting, attachments, due dates, and custom fields.
Type: Cloud-based Test Automation Platform
Founded: 2015
Primary Use: Web, mobile, and API testing
Supported Platforms: Web, iOS, Android, API