
Description: Umbrel is an open-source personal server that makes it easy and safe to run Bitcoin and Lightning applications on your own hardware. It has a simple web interface to manage apps and funds.
Type: Open Source Test Automation Framework
Founded: 2011
Primary Use: Mobile app testing automation
Supported Platforms: iOS, Android, Windows

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: Cloud-based Test Automation Platform
Founded: 2015
Primary Use: Web, mobile, and API testing
Supported Platforms: Web, iOS, Android, API