head to head · open source
Hoppscotch vs schemathesis
Hoppscotch has 80,724 GitHub stars, 6,225 forks, 820 open issues and last shipped 3 days ago. schemathesis has 3,738 stars, 231 forks, 7 open issues and last shipped yesterday. Hoppscotch leads on adoption by 2,060% (80,724 vs 3,738 stars). Hoppscotch is written in TypeScript under MIT; schemathesis is written in Python under MIT. Hoppscotch has attracted 8% as many forks as stars, schemathesis 6%. schemathesis was the more recently maintained of the two, and both are self-hostable with no licence fee. The two share 3 topic tags (api, api-testing, graphql), 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
| Hoppscotch | schemathesis | |
|---|---|---|
| GitHub stars | ★ 81K | ★ 3.7K |
| License | MIT | MIT |
| Written in | TypeScript | Python |
| Last push | 2026-10-31 | 2026-11-02 |
| Forks | ⑂ 6.2K | ⑂ 231 |
| 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 schemathesis if
- You want the schemathesis feature set and don't need the biggest community
- You prefer the MIT license terms
- Your stack matches Python
- You evaluated both and schemathesis 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 schemathesis
Schemathesis Catch API bugs before your users do. Schemathesis tests OpenAPI and GraphQL APIs by generating inputs from your schema, adapting to server responses, and chaining operations into realistic workflows. Finding bugs that manual testing missed Try it now What problems does it solve? 💥 500 errors that crash your API on edge case inputs 📋 Schema violations where your API returns different data than documented 🚪 Validation bypasses where invalid data gets accepted 🔗 Integration failures when responses don't match client expectations 🔄 Stateful bugs where operations work individually but fail in…
read the full schemathesis 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 Hoppscotch or schemathesis more popular?
Hoppscotch has 80,724 GitHub stars and schemathesis has 3,738. Hoppscotch has the larger community by that measure.
Are Hoppscotch and schemathesis free?
Both are open source. Hoppscotch is licensed under MIT and schemathesis under MIT. Neither carries a licence fee.
What is the difference between Hoppscotch and schemathesis?
Hoppscotch is written in TypeScript and schemathesis in Python. 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 schemathesis?
Choose Hoppscotch if you want the larger community (80,724 stars) or its MIT licence terms. Choose schemathesis if its feature set, stack or MIT licence fits better. Both are self-hostable.