head to head · open source
Hoppscotch vs Mockoon
Hoppscotch has 80,724 GitHub stars, 6,225 forks, 820 open issues and last shipped 3 days ago. Mockoon has 8,468 stars, 483 forks, 31 open issues and last shipped 2 days ago. Hoppscotch leads on adoption by 853% (80,724 vs 8,468 stars). Hoppscotch is written in TypeScript under MIT; Mockoon is written in TypeScript under MIT. Hoppscotch has attracted 8% as many forks as stars, Mockoon 6%. Mockoon 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.
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Side by side
| Hoppscotch | Mockoon | |
|---|---|---|
| GitHub stars | ★ 81K | ★ 8.5K |
| License | MIT | MIT |
| Written in | TypeScript | TypeScript |
| Last push | 2026-10-31 | 2026-11-01 |
| Forks | ⑂ 6.2K | ⑂ 483 |
| Self-hosting | Yes | Yes |
| Data ownership | Your server | Your server |
pick Hoppscotch if
- You weight community size — 81K stars and counting
- You want the MIT license terms
- Your stack matches TypeScript
- You value the larger contributor base for long-term maintenance
pick Mockoon if
- You want the Mockoon feature set and don't need the biggest community
- You prefer the MIT license terms
- Your stack matches TypeScript
- You evaluated both and Mockoon fits your workflow better
About Hoppscotch
Hoppscotch Open Source API Development Ecosystem Built with ❤︎ by contributors We highly recommend you take a look at the Hoppscotch Documentation to learn more about the app. Support Features ❤️ Lightweight: Crafted with minimalistic UI design. ⚡️ Fast: Send requests and get responses in real time. 🗄️ HTTP Methods: Request methods define the type of action you are requesting to be performed. GET Requests retrieve resource information POST The server creates a new entry in a database PUT Updates an existing resource PATCH Very similar to PUT but makes a partial update on a resource DELETE Deletes resource or…
read the full Hoppscotch overview →
About Mockoon
Mockoon: awesome API mocking Mockoon is the easiest and quickest way to design and run mock APIs. No remote deployment, no account required, free and open source. It combines a desktop application to design and run mock servers locally, and a CLI to self host your fake APIs. A cloud is also available to collaborate with your team, keep your data in sync, and deploy your mock APIs. API mocking helps you speed up development and third party API integration by reducing dependency on external services and their limitations: rate limits, costs, availability, etc. It also allows you to test your applications in a…
read the full Mockoon overview →
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Frequently asked questions
Is Hoppscotch or Mockoon more popular?
Hoppscotch has 80,724 GitHub stars and Mockoon has 8,468. Hoppscotch has the larger community by that measure.
Are Hoppscotch and Mockoon free?
Both are open source. Hoppscotch is licensed under MIT and Mockoon under MIT. Neither carries a licence fee.
What is the difference between Hoppscotch and Mockoon?
Hoppscotch is written in TypeScript and Mockoon in TypeScript. The practical differences are community size, licence terms, language stack and release cadence — all compared in the table above.
Which should I choose, Hoppscotch or Mockoon?
Choose Hoppscotch if you want the larger community (80,724 stars) or its MIT licence terms. Choose Mockoon if its feature set, stack or MIT licence fits better. Both are self-hostable.