
Description: Sandstorm is an open source platform for self-hosting web apps. It allows you to run web apps on your own server while isolating them into secure sandboxes. Sandstorm handles authentication, access control, versioning, and backups for the apps.
Type: Open Source Test Automation Framework
Founded: 2011
Primary Use: Mobile app testing automation
Supported Platforms: iOS, Android, Windows

Description: Libre.sh is an open source platform that offers free cloud hosting for open source web applications. It aims to make deploying open source apps easy and accessible for everyone.
Type: Cloud-based Test Automation Platform
Founded: 2015
Primary Use: Web, mobile, and API testing
Supported Platforms: Web, iOS, Android, API