head to head · open source
one-api vs runn
one-api has 36,932 GitHub stars, 6,867 forks, 1,036 open issues and last shipped 8 months ago. runn has 649 stars, 58 forks, 27 open issues and last shipped yesterday. one-api leads on adoption by 5,591% (36,932 vs 649 stars). one-api is written in JavaScript under MIT; runn is written in Go under MIT. one-api has attracted 19% as many forks as stars, runn 9%. runn 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
| one-api | runn | |
|---|---|---|
| GitHub stars | ★ 37K | ★ 649 |
| License | MIT | MIT |
| Written in | JavaScript | Go |
| Last push | 2026-01-09 | 2026-09-17 |
| Forks | ⑂ 6.9K | ⑂ 58 |
| 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 runn if
- You want the runn feature set and don't need the biggest community
- You prefer the MIT license terms
- Your stack matches Go
- You evaluated both and runn 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 runn
runn is a Go package and command line tool that runs operations following a scenario, built for developers, testers, and automation engineers who need scenario based testing, workflow automation, or a test helper inside Go test suites.
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Frequently asked questions
Is one-api or runn more popular?
one-api has 36,932 GitHub stars and runn has 649. one-api has the larger community by that measure.
Are one-api and runn free?
Both are open source. one-api is licensed under MIT and runn under MIT. Neither carries a licence fee.
What is the difference between one-api and runn?
one-api is written in JavaScript and runn in Go. 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 runn?
Choose one-api if you want the larger community (36,932 stars) or its MIT licence terms. Choose runn if its feature set, stack or MIT licence fits better. Both are self-hostable.