The OWASP ZAP core project
SoapUI is a free and open source cross-platform functional testing
Automated tests with databases: prep, verify, restore tables
A C++ library for AVR and NodeMCU
Easy to set up bug tracking with Java
Load testing tool for analyzing and measuring performance of services
Benchmarking tool
Software Unit Tests (Language Independent Approach)
A JDBC proxy driver for the recording and replay of database access
Java-based test automation framework (Maven + TestNG)
Test Automation Management Tool
Marathon supports testing of Java/Swing and Java/Fx applications.
Mock service for SOAP/REST webservices to support automated tests.
Declarative PageObject description
Filler Studio for any kind of automation for Windows,Linux,Mac.
Sahi is a web automation testing tool focused on testers
Test automate native or hybrid Android apps and the mobile web
A model-based test automation framework for GUI applications
Contains JUnit tests for the library "AndroidMaterialPreferences"
Contains JUnit tests for the library "AndroidPreferenceActivity"
Contains JUnit tests for the library "AndroidMaterialValidation"