The AI agent that writes your tests, runs them, and won't stop until they pass (opens in new tab)

I spent more time feeling guilty about missing tests than it would have taken to just write them. So I built something to stop doing either. Lacuna is an open-source CLI that closes test coverage gaps automatically. You run one command, and it finds every untested file in your project, generates real, runnable tests using AI, verifies they pass, and tells you how much coverage improved. Why we built it Writing tests is the part of software development that everyone agrees matters, and nobody ...