Insomnia

Insomnia is an AI-native API collaboration platform that enables developers to design, test, debug, mock, and govern APIs efficiently. It supports REST, GraphQL, gRPC, WebSocket, and Server-Sent Events, providing a unified interface for various API protocols. The platform offers features such as API design with OpenAPI specifications, native API mocking with dynamic responses, automated API testing with pre- and post-request scripting, and AI-powered testing workflows. Insomnia also integrates seamlessly with Kong Konnect, allowing for direct connection to your API catalog and ensuring consistency across teams. Data can be stored locally, via Git, or in the cloud, with options for end-to-end encryption for sensitive work. The platform is available on Windows, macOS, and Linux, catering to a wide range of developers. Insomnia offers a free tier with core features and paid plans for additional capabilities, including role-based access control, enterprise support, and advanced integrations.