
Description: Primecoin is a cryptocurrency that generates its proof-of-work by finding prime number chains. It was created in 2013 and aimed to bring more usefulness to the mining process by having it search for valuable prime number sequences.
Type: Open Source Test Automation Framework
Founded: 2011
Primary Use: Mobile app testing automation
Supported Platforms: iOS, Android, Windows

Description: Cardano is an open-source, decentralized, public blockchain and cryptocurrency project. It aims to operate a smart contract platform providing advanced features including scalability, interoperability, and sustainability.
Type: Cloud-based Test Automation Platform
Founded: 2015
Primary Use: Web, mobile, and API testing
Supported Platforms: Web, iOS, Android, API