Free & OpenSource REST API Testing Tool for all levels in a Test Pyramid

Robot Framework is a generic open source automation framework. It can be used for test automation and robotic process automation (RPA).

Automated robustness testing at the UI level

SeleniumBase Case Plans is Test Case Management Software that uses Markdown tables for displaying test plans directly in GitHub (and other source code management systems that support Markdown format).

Easy on-device screenshot testing for Android.

YATTIE exists to help make tester's lives easier. Ideally, it should remove friction from the exploratory testing process - everywhere from gathering evidence to submitting reports.