head to head · open source
Hoppscotch vs zenstack
Hoppscotch has 80,336 GitHub stars, 6,112 forks, 820 open issues and last shipped 2 days ago. zenstack has 2,945 stars, 156 forks, 182 open issues and last shipped 8 days ago. Hoppscotch leads on adoption by 2,628% (80,336 vs 2,945 stars). Hoppscotch is written in TypeScript under MIT; zenstack is written in TypeScript under MIT. Hoppscotch has attracted 8% as many forks as stars, zenstack 5%. Hoppscotch 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 | zenstack | |
|---|---|---|
| GitHub stars | ★ 80K | ★ 2.9K |
| License | MIT | MIT |
| Written in | TypeScript | TypeScript |
| Last push | 2026-09-16 | 2026-09-10 |
| Forks | ⑂ 6.1K | ⑂ 156 |
| 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 zenstack if
- You want the zenstack feature set and don't need the biggest community
- You prefer the MIT license terms
- Your stack matches TypeScript
- You evaluated both and zenstack 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 zenstack
Modern Data Layer for TypeScript Apps What's ZenStack Read full documentation at 👉🏻 ZenStack is a TypeScript database toolkit for developing full stack or backend Node.js/Bun applications. It provides a unified data modeling and query solution with the following features: 🔧 Modern schema first ORM that's compatible with Prisma's schema and API 📊 Versatile API high level ORM queries + low level Kysely query builder 🔐 Built in access control and data validation 🚀 Advanced data modeling patterns like polymorphism 🧩 Designed for extensibility and flexibility ⚙️ Automatic CRUD web APIs with adapters for popular…
read the full zenstack overview →
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Frequently asked questions
Is Hoppscotch or zenstack more popular?
Hoppscotch has 80,336 GitHub stars and zenstack has 2,945. Hoppscotch has the larger community by that measure.
Are Hoppscotch and zenstack free?
Both are open source. Hoppscotch is licensed under MIT and zenstack under MIT. Neither carries a licence fee.
What is the difference between Hoppscotch and zenstack?
Hoppscotch is written in TypeScript and zenstack 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 zenstack?
Choose Hoppscotch if you want the larger community (80,336 stars) or its MIT licence terms. Choose zenstack if its feature set, stack or MIT licence fits better. Both are self-hostable.