Free and open source tool that renders mind maps out of markdown.

Visual Test Tracking, Analytics, and Collaboration

Workflowy is a simple, focused bullet-list tool. As a Test Engineer, it's a flexible notebook for organizing work. It minimizes distraction, allowing quick structuring of test cases, plans, and exploratory notes.

Build and test APIs easily

Built for developers and testers alike, SoapUI is the only open source tool that covers the entire testing spectrum (functional, security, load, mocking).

TestMu AI (Formerly LambdaTest) is a fully autonomous agentic quality engineering platform that empowers teams to test intelligently, smarter, and ship faster.