
Description: PaperMC is a high performance Minecraft server software that aims to fix gameplay and mechanics issues present in the vanilla server. It focuses on improving server performance and stability while adding and optimizing game features.
Type: Open Source Test Automation Framework
Founded: 2011
Primary Use: Mobile app testing automation
Supported Platforms: iOS, Android, Windows

Description: Sponge is a lightweight, modular Minecraft server that allows developers to create custom plugins and game modes. It aims to provide better performance and stability over the official Minecraft server software.
Type: Cloud-based Test Automation Platform
Founded: 2015
Primary Use: Web, mobile, and API testing
Supported Platforms: Web, iOS, Android, API