k6 Open Source is designed for load testing. Extensible to support other types of testing.

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

Agentic QE Fleet is an open-source AI-powered quality engineering platform designed for use with Claude Code, featuring specialized agents and skills that surface quality-related information for a product at any stage of the SDLC.

Cloud-scale performance testing. Effortless load testing and synthetic checks at scale. Cloud-native and open-source. The next evolution of performance testing.

Achieve effortless quality with zero coding, zero maintenance, and the autonomous power of the world's first open-source testing agent.

Unifying API testing, API Performance testing, API Mocks and UI testing.