Insomnia
A sleek, powerful, and open-source API design and testing client. It supports REST, GraphQL, WebSockets, and gRPC, providing features like environment variables, code generation, and plugin support, making it a favorite for developers who value speed and simplicity.

Product Screenshots


Key Features
- REST, GraphQL, WebSockets, and gRPC support
- Environment variables for managing configurations
- Code generation for various languages and frameworks
- Plugin support for extending functionality
- User-friendly interface for easy API testing
- Open-source and actively maintained
Who is it for?
For Backend Developers
Quickly test and debug APIs during development, ensuring they function correctly before integration.
For QA Engineers
Validate API responses and ensure they meet the required specifications before releasing a new version.
For Integration Specialists
Use Insomnia to explore and understand third-party APIs before integrating them into applications.
What Users Are Saying
Alice K.
Verified Review
"Insomnia has become my go-to for API testing. The interface is clean, and it handles GraphQL queries like a champ. Highly recommended!"
Bob M.
Verified Review
"Great tool for debugging APIs. The environment variable feature saves a ton of time. It can be a bit resource-intensive at times, but overall, it's excellent."
Charlie S.
Verified Review
"I love the plugin support! It lets me customize the tool to my exact needs. The community is also very active and helpful."