
Description: SCons is an open source software construction tool that is used to build software applications and libraries. It is written in Python and uses Python scripts for its configuration files making it easy to customize and extend.
Type: Open Source Test Automation Framework
Founded: 2011
Primary Use: Mobile app testing automation
Supported Platforms: iOS, Android, Windows

Description: pypyr is an open source automation engine to run pipelines defined in yaml. It supports native python execution and pluggable steps to integrate with any API or service.
Type: Cloud-based Test Automation Platform
Founded: 2015
Primary Use: Web, mobile, and API testing
Supported Platforms: Web, iOS, Android, API