Insomnia
An API client for composing requests and organizing development workflows.
What it does
An API client for composing requests and organizing development workflows.
When it fits
Exploring HTTP APIs and testing requests during development.
Other options in this category
- Apicurio — Teams that need shared API definitions and schema governance.
- Apidog — Keeping API contracts and test workflows in one application.
- AsyncAPI — Documenting message channels, payloads, and asynchronous integrations.
- Orval — Keeping frontend API calls aligned with an API specification.
- Postman — Collaborating on request examples and repeatable API checks.
Source
Editorial overview reviewed on October 24, 2026. Follow the source for current setup, compatibility, and licensing.