
Description: Peercoin (PPC) is a cryptocurrency that uses proof-of-stake and proof-of-work systems. It was one of the first cryptocurrencies to adopt proof-of-stake to secure its network.
Type: Open Source Test Automation Framework
Founded: 2011
Primary Use: Mobile app testing automation
Supported Platforms: iOS, Android, Windows

Description: 42coin is a cryptocurrency that is developed to be used for transactions and mining purposes. It runs on its own blockchain network and uses a variety proof-of-work algorithms for mining.
Type: Cloud-based Test Automation Platform
Founded: 2015
Primary Use: Web, mobile, and API testing
Supported Platforms: Web, iOS, Android, API