Keploy is an AI-powered testing tool that specializes in creating test cases and generating stubs/mocks for end-to-end testing. It can achieve an impressive 90% test coverage in just a matter of minutes using open-source testing resources. Keploy offers several notable features, including a straightforward Integration Framework for incorporating new libraries, the ability to convert API calls into test cases and data mocks, and the capability to handle a wide range of detailed test cases. It supports four languages: Java, Node.js, Python, and Go.