head to head · open source
one-api vs Gravitee
one-api has 36,932 GitHub stars, 6,867 forks, 1,036 open issues and last shipped 8 months ago. Gravitee has 456 stars, 120 forks, 94 open issues and last shipped yesterday. one-api leads on adoption by 7,999% (36,932 vs 456 stars). one-api is written in JavaScript under MIT; Gravitee is written in Java under Apache-2.0. one-api has attracted 19% as many forks as stars, Gravitee 26%. Gravitee was the more recently maintained of the two, and both are self-hostable with no licence fee. The two share 2 topic tags (api, api-gateway), 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
| one-api | Gravitee | |
|---|---|---|
| GitHub stars | ★ 37K | ★ 456 |
| License | MIT | Apache-2.0 |
| Written in | JavaScript | Java |
| Last push | 2026-01-09 | 2026-09-17 |
| Forks | ⑂ 6.9K | ⑂ 120 |
| Self-hosting | Yes | Yes |
| Data ownership | Your server | Your server |
pick one-api if
- You weight community size — 37K stars and counting
- You want the MIT license terms
- Your stack matches JavaScript
- You value the larger contributor base for long-term maintenance
pick Gravitee if
- You want the Gravitee feature set and don't need the biggest community
- You prefer the Apache-2.0 license terms
- Your stack matches Java
- You evaluated both and Gravitee fits your workflow better
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 →
About Gravitee
Gravitee API Management (Gravitee APIM) is an Apache 2.0 licensed, Java based open source platform for controlling who, when, and how users access an organisation's APIs, aimed at teams that need to document, discover, publish, and govern APIs on infrastructure they operate themselves.
read the full Gravitee overview →
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Frequently asked questions
Is one-api or Gravitee more popular?
one-api has 36,932 GitHub stars and Gravitee has 456. one-api has the larger community by that measure.
Are one-api and Gravitee free?
Both are open source. one-api is licensed under MIT and Gravitee under Apache-2.0. Neither carries a licence fee.
What is the difference between one-api and Gravitee?
one-api is written in JavaScript and Gravitee in Java. The practical differences are community size, licence terms, language stack and release cadence — all compared in the table above.
Which should I choose, one-api or Gravitee?
Choose one-api if you want the larger community (36,932 stars) or its MIT licence terms. Choose Gravitee if its feature set, stack or Apache-2.0 licence fits better. Both are self-hostable.