Use Espresso to write concise, beautiful, and reliable Android UI tests.

Hoppscotch is an open-source API development ecosystem that helps you create and test your API requests saving precious time in development.

Orderly Ape is an open source (MIT) tool to run distributed and scalable k6 load tests on your own infrastructure using k6, kubernetes, grafana and influxdb.

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.

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.

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