head to head · open source
fastapi vs APIPark
fastapi has 104,566 GitHub stars, 10,179 forks, 78 open issues and last shipped yesterday. APIPark has 1,823 stars, 247 forks, 53 open issues and last shipped 7 days ago. fastapi leads on adoption by 5,636% (104,566 vs 1,823 stars). fastapi is written in Python under MIT; APIPark is written in TypeScript under Apache-2.0. fastapi has attracted 10% as many forks as stars, APIPark 14%. fastapi 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
| fastapi | APIPark | |
|---|---|---|
| GitHub stars | ★ 105K | ★ 1.8K |
| License | MIT | Apache-2.0 |
| Written in | Python | TypeScript |
| Last push | 2026-11-02 | 2026-10-27 |
| Forks | ⑂ 10K | ⑂ 247 |
| Self-hosting | Yes | Yes |
| Data ownership | Your server | Your server |
pick fastapi if
- You weight community size — 105K stars and counting
- You want the MIT license terms
- Your stack matches Python
- 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 fastapi
FastAPI framework, high performance, easy to learn, fast to code, ready for production Documentation : Source Code : FastAPI is a modern, fast (high performance), web framework for building APIs with Python based on standard Python type hints. The key features are: Fast : Very high performance, on par with NodeJS and Go (thanks to Starlette and Pydantic). One of the fastest Python frameworks available. Fast to code : Increase the speed to develop features by about 200% to 300%. Fewer bugs : Reduce about 40% of human (developer) induced errors. Intuitive : Great editor support. Completion everywhere. Less time…
read the full fastapi 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 fastapi or APIPark more popular?
fastapi has 104,566 GitHub stars and APIPark has 1,823. fastapi has the larger community by that measure.
Are fastapi and APIPark free?
Both are open source. fastapi is licensed under MIT and APIPark under Apache-2.0. Neither carries a licence fee.
What is the difference between fastapi and APIPark?
fastapi is written in Python 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, fastapi or APIPark?
Choose fastapi if you want the larger community (104,566 stars) or its MIT licence terms. Choose APIPark if its feature set, stack or Apache-2.0 licence fits better. Both are self-hostable.