head to head · open source
Insomnia vs Gravitee
Insomnia has 40,111 GitHub stars, 2,388 forks, 874 open issues and last shipped yesterday. Gravitee has 466 stars, 121 forks, 94 open issues and last shipped yesterday. Insomnia leads on adoption by 8,508% (40,111 vs 466 stars). Insomnia is written in TypeScript under Apache-2.0; Gravitee is written in Java under Apache-2.0. Insomnia has attracted 6% as many forks as stars, Gravitee 26%. Gravitee was the more recently maintained of the two, and both are self-hostable with no licence fee. The two share 1 topic tag (api), so they are genuine substitutes rather than adjacent tools.
Two open source projects, one decision. Both are free and self-hostable — the differences are community size, license terms, language stack and release pace.
← all 20902 open source comparisons
Side by side
| Insomnia | Gravitee | |
|---|---|---|
| GitHub stars | ★ 40K | ★ 466 |
| License | Apache-2.0 | Apache-2.0 |
| Written in | TypeScript | Java |
| Last push | 2026-11-02 | 2026-11-02 |
| Forks | ⑂ 2.4K | ⑂ 121 |
| Self-hosting | Yes | Yes |
| Data ownership | Your server | Your server |
pick Insomnia if
- You weight community size — 40K stars and counting
- You want the Apache-2.0 license terms
- Your stack matches TypeScript
- You value the larger contributor base for long-term maintenance
pick Gravitee if
- You want the Gravitee feature set and don't need the biggest community
- You prefer the Apache-2.0 license terms
- Your stack matches Java
- You evaluated both and Gravitee fits your workflow better
About Insomnia
Insomnia API Client Insomnia is an open source, cross platform API client for GraphQL, REST, WebSockets, Server Sent Events (SSE), gRPC and any other HTTP compatible protocol. With Insomnia you can: Debug APIs using the most popular protocols and formats. Design APIs using the native OpenAPI editor and visual preview. Test APIs using native test suites and collection runner. Mock APIs using a cloud or self hosted mocking server. Build CI/CD pipelines using the native Insomnia CLI for linting and testing. Collaborate with others using the many collaboration features. And more including the ability to use 3rd…
read the full Insomnia overview →
About Gravitee
![Version][version badge] [![License][license badge]][license url] [![LinkedIn][linkedin badge]][linkedin url] [![Twitter][twitter badge]][twitter url] ![Commit Activity][commit activity badge] ![Last Commit][last commit badge] ![CircleCI][circleci badge] [![Community][community badge]][community url] [![Documentation][docs badge]][docs url] Gravitee API Management (also called Gravitee APIM ) is a flexible, lightweight, and blazing fast Open Source solution that helps your organization control who, when, and how users access your APIs. \ Effortlessly manage the lifecycle of your APIs. Download API Management to…
read the full Gravitee overview →
More in Developer Tools
Related comparisons
More API Development & Testing projects
Compare either of these against the rest of the API Development & Testing field.
Frequently asked questions
Is Insomnia or Gravitee more popular?
Insomnia has 40,111 GitHub stars and Gravitee has 466. Insomnia has the larger community by that measure.
Are Insomnia and Gravitee free?
Both are open source. Insomnia is licensed under Apache-2.0 and Gravitee under Apache-2.0. Neither carries a licence fee.
What is the difference between Insomnia and Gravitee?
Insomnia is written in TypeScript and Gravitee in Java. The practical differences are community size, licence terms, language stack and release cadence — all compared in the table above.
Which should I choose, Insomnia or Gravitee?
Choose Insomnia if you want the larger community (40,111 stars) or its Apache-2.0 licence terms. Choose Gravitee if its feature set, stack or Apache-2.0 licence fits better. Both are self-hostable.