
Description: GNU Taler is an open source electronic payment system that focuses on privacy and security. It allows making secure and private payments with information about payments only shared between payer and payee.
Type: Open Source Test Automation Framework
Founded: 2011
Primary Use: Mobile app testing automation
Supported Platforms: iOS, Android, Windows

Description: Metal Pay is a peer-to-peer payment app that enables users to send and receive money instantly with no fees. It allows users to store, send, and receive cryptocurrency like bitcoin and ethereum and exchange it for cash.
Type: Cloud-based Test Automation Platform
Founded: 2015
Primary Use: Web, mobile, and API testing
Supported Platforms: Web, iOS, Android, API