head to head · open source
fastapi vs kiro-gateway
fastapi has 104,566 GitHub stars, 10,179 forks, 78 open issues and last shipped yesterday. kiro-gateway has 2,344 stars, 560 forks, 103 open issues and last shipped 6 months ago. fastapi leads on adoption by 4,361% (104,566 vs 2,344 stars). fastapi is written in Python under MIT; kiro-gateway is written in Python under AGPL-3.0. fastapi has attracted 10% as many forks as stars, kiro-gateway 24%. fastapi was the more recently maintained of the two, and both are self-hostable with no licence fee. The two share 1 topic tag (fastapi), 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 | kiro-gateway | |
|---|---|---|
| GitHub stars | ★ 105K | ★ 2.3K |
| License | MIT | AGPL-3.0 |
| Written in | Python | Python |
| Last push | 2026-11-02 | 2026-05-18 |
| Forks | ⑂ 10K | ⑂ 560 |
| 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 kiro-gateway if
- You want the kiro-gateway feature set and don't need the biggest community
- You prefer the AGPL-3.0 license terms
- Your stack matches Python
- You evaluated both and kiro-gateway 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 kiro-gateway
👻 Kiro Gateway Proxy gateway for Kiro API (Amazon Q Developer / AWS CodeWhisperer) 🇬🇧 English • 🇷🇺 Русский • 🇨🇳 中文 • 🇪🇸 Español • 🇮🇩 Indonesia • 🇧🇷 Português • 🇯🇵 日本語 • 🇰🇷 한국어 Made with ❤️ by @Jwadow Use Claude models from Kiro with Claude Code, OpenCode, OpenClaw, Claw Code, Codex app, Cursor, Cline, Roo Code, Kilo Code, Obsidian, OpenAI SDK, LangChain, Continue and other OpenAI or Anthropic compatible tools Models • Features • Quick Start • Configuration • 💖 Sponsor 🤖 Available Models (Free List) ⚠️ Important: Model availability depends on your Kiro tier (free/paid). The gateway provides…
read the full kiro-gateway overview →
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Frequently asked questions
Is fastapi or kiro-gateway more popular?
fastapi has 104,566 GitHub stars and kiro-gateway has 2,344. fastapi has the larger community by that measure.
Are fastapi and kiro-gateway free?
Both are open source. fastapi is licensed under MIT and kiro-gateway under AGPL-3.0. Neither carries a licence fee.
What is the difference between fastapi and kiro-gateway?
fastapi is written in Python and kiro-gateway in Python. 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 kiro-gateway?
Choose fastapi if you want the larger community (104,566 stars) or its MIT licence terms. Choose kiro-gateway if its feature set, stack or AGPL-3.0 licence fits better. Both are self-hostable.