head to head · open source
Hoppscotch vs mocker-api
Hoppscotch has 80,331 GitHub stars, 6,110 forks, 820 open issues and last shipped 2 days ago. mocker-api has 500 stars, 64 forks, 27 open issues and last shipped 5 months ago. Hoppscotch leads on adoption by 15,966% (80,331 vs 500 stars). Hoppscotch is written in TypeScript under MIT; mocker-api is written in TypeScript under MIT. Hoppscotch has attracted 8% as many forks as stars, mocker-api 13%. Hoppscotch was the more recently maintained of the two, and both are self-hostable with no licence fee.
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 | mocker-api | |
|---|---|---|
| GitHub stars | ★ 80K | ★ 500 |
| License | MIT | MIT |
| Written in | TypeScript | TypeScript |
| Last push | 2026-09-16 | 2026-04-21 |
| Forks | ⑂ 6.1K | ⑂ 64 |
| Self-hosting | Yes | Yes |
| Data ownership | Your server | Your server |
pick Hoppscotch if
- You weight community size — 80K stars and counting
- You want the MIT license terms
- Your stack matches TypeScript
- You value the larger contributor base for long-term maintenance
pick mocker-api if
- You want the mocker-api feature set and don't need the biggest community
- You prefer the MIT license terms
- Your stack matches TypeScript
- You evaluated both and mocker-api fits your workflow better
About Hoppscotch
Hoppscotch is an open source API development ecosystem that provides a full featured client for designing, testing, and documenting APIs. It operates as a web based application, desktop app, and CLI tool, supporting offline, on premises, and cloud deployments. Built with TypeScript and licensed under MIT, it serves as a direct open source alternative to proprietary tools like Postman and Insomnia.
read the full Hoppscotch overview →
About mocker-api
mocker api is an MIT licensed TypeScript tool that creates mock endpoints for REST APIs, built for developers who need to test an application without running the actual REST API server.
read the full mocker-api overview →
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Frequently asked questions
Is Hoppscotch or mocker-api more popular?
Hoppscotch has 80,331 GitHub stars and mocker-api has 500. Hoppscotch has the larger community by that measure.
Are Hoppscotch and mocker-api free?
Both are open source. Hoppscotch is licensed under MIT and mocker-api under MIT. Neither carries a licence fee.
What is the difference between Hoppscotch and mocker-api?
Hoppscotch is written in TypeScript and mocker-api 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 mocker-api?
Choose Hoppscotch if you want the larger community (80,331 stars) or its MIT licence terms. Choose mocker-api if its feature set, stack or MIT licence fits better. Both are self-hostable.