head to head · open source
one-api vs APIPark
one-api has 36,940 GitHub stars, 6,867 forks, 1,036 open issues and last shipped 8 months ago. APIPark has 1,816 stars, 245 forks, 53 open issues and last shipped 9 days ago. one-api leads on adoption by 1,934% (36,940 vs 1,816 stars). one-api is written in JavaScript under MIT; APIPark is written in TypeScript under Apache-2.0. one-api has attracted 19% as many forks as stars, APIPark 13%. APIPark 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-gateway, claude), 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 | APIPark | |
|---|---|---|
| GitHub stars | ★ 37K | ★ 1.8K |
| License | MIT | Apache-2.0 |
| Written in | JavaScript | TypeScript |
| Last push | 2026-01-09 | 2026-09-09 |
| Forks | ⑂ 6.9K | ⑂ 245 |
| 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 APIPark if
- You want the APIPark feature set and don't need the biggest community
- You prefer the Apache-2.0 license terms
- Your stack matches TypeScript
- You evaluated both and APIPark 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 APIPark
English 日本語 简体中文 繁體中文 🦄 APIPark is an open source, all in one AI gateway and API developer portal, helping developers and enterprises easily manage, integrate, and deploy AI services. APIPark is open sourced under the Apache 2.0 license, which means it's free for commercial use! ✨ With APIPark, you can: 1. Quickly connect to 100+ AI models, supporting all mainstream AI Companies! 2. Combine AI models and prompt templates into APIs, such as creating a sentiment analysis API, translation API, or data analysis API based on OpenAI GPT 4 and some custom prompts. 3. Standardize the data format of all AI API requests, …
read the full APIPark overview →
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Frequently asked questions
Is one-api or APIPark more popular?
one-api has 36,940 GitHub stars and APIPark has 1,816. one-api has the larger community by that measure.
Are one-api and APIPark free?
Both are open source. one-api is licensed under MIT and APIPark under Apache-2.0. Neither carries a licence fee.
What is the difference between one-api and APIPark?
one-api is written in JavaScript and APIPark 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, one-api or APIPark?
Choose one-api if you want the larger community (36,940 stars) or its MIT licence terms. Choose APIPark if its feature set, stack or Apache-2.0 licence fits better. Both are self-hostable.