Insomnia
Kong Inc.
Developer Tools
An open-source API development platform for designing, debugging, testing, and mocking REST, GraphQL, gRPC, WebSocket, and SSE APIs.
Features
- Debug APIs using HTTP, REST, GraphQL, gRPC, WebSocket, and Server-Sent Events protocols
- Design APIs with a native OpenAPI editor and visual preview
- Run automated test suites with collection runner
- Mock APIs using cloud or self-hosted mocking servers
- Sync collections via local storage, Git repositories, or cloud with optional end-to-end encryption