head to head · open source
Hoppscotch vs one-api
Hoppscotch has 80,331 GitHub stars, 6,110 forks, 820 open issues and last shipped 2 days ago. one-api has 36,932 stars, 6,867 forks, 1,036 open issues and last shipped 8 months ago. Hoppscotch leads on adoption by 118% (80,331 vs 36,932 stars). Hoppscotch is written in TypeScript under MIT; one-api is written in JavaScript under MIT. Hoppscotch has attracted 8% as many forks as stars, one-api 19%. 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 | one-api | |
|---|---|---|
| GitHub stars | ★ 80K | ★ 37K |
| License | MIT | MIT |
| Written in | TypeScript | JavaScript |
| Last push | 2026-09-16 | 2026-01-09 |
| Forks | ⑂ 6.1K | ⑂ 6.9K |
| 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 one-api if
- You want the one-api feature set and don't need the biggest community
- You prefer the MIT license terms
- Your stack matches JavaScript
- You evaluated both and one-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 one-api
One API is a self hosted LLM API management and key redistribution system that exposes many model providers through the standard OpenAI API format, aimed at developers, teams and operators who want a single endpoint, a single key model and a single quota surface across providers.
read the full one-api overview →
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Frequently asked questions
Is Hoppscotch or one-api more popular?
Hoppscotch has 80,331 GitHub stars and one-api has 36,932. Hoppscotch has the larger community by that measure.
Are Hoppscotch and one-api free?
Both are open source. Hoppscotch is licensed under MIT and one-api under MIT. Neither carries a licence fee.
What is the difference between Hoppscotch and one-api?
Hoppscotch is written in TypeScript and one-api in JavaScript. 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 one-api?
Choose Hoppscotch if you want the larger community (80,331 stars) or its MIT licence terms. Choose one-api if its feature set, stack or MIT licence fits better. Both are self-hostable.