head to head · open source
fastapi vs macai
fastapi has 102,402 GitHub stars, 9,903 forks, 78 open issues and last shipped 4 days ago. macai has 931 stars, 77 forks, 44 open issues and last shipped 1 months ago. fastapi leads on adoption by 10,899% (102,402 vs 931 stars). fastapi is written in Python under MIT; macai is written in Swift under Apache-2.0. fastapi has attracted 10% as many forks as stars, macai 8%. fastapi 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
| fastapi | macai | |
|---|---|---|
| GitHub stars | ★ 102K | ★ 931 |
| License | MIT | Apache-2.0 |
| Written in | Python | Swift |
| Last push | 2026-09-14 | 2026-08-16 |
| Forks | ⑂ 9.9K | ⑂ 77 |
| Self-hosting | Yes | Yes |
| Data ownership | Your server | Your server |
pick fastapi if
- You weight community size — 102K stars and counting
- You want the MIT license terms
- Your stack matches Python
- You value the larger contributor base for long-term maintenance
pick macai if
- You want the macai feature set and don't need the biggest community
- You prefer the Apache-2.0 license terms
- Your stack matches Swift
- You evaluated both and macai fits your workflow better
About fastapi
FastAPI is an MIT licensed, high performance Python web framework for building APIs with standard Python type hints, aimed at Python developers and teams that need production ready HTTP services with automatic OpenAPI documentation.
read the full fastapi overview →
About macai
macai is an all in one native macOS AI chat application that connects to virtually any AI provider — ChatGPT, Claude, xAI (Grok), Google Gemini, Perplexity, Ollama, OpenRouter, and almost any OpenAI compatible API — and it is built for people on macOS 14.0 or later who want one app instead of a different client per provider.
read the full macai overview →
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Frequently asked questions
Is fastapi or macai more popular?
fastapi has 102,402 GitHub stars and macai has 931. fastapi has the larger community by that measure.
Are fastapi and macai free?
Both are open source. fastapi is licensed under MIT and macai under Apache-2.0. Neither carries a licence fee.
What is the difference between fastapi and macai?
fastapi is written in Python and macai in Swift. 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 macai?
Choose fastapi if you want the larger community (102,402 stars) or its MIT licence terms. Choose macai if its feature set, stack or Apache-2.0 licence fits better. Both are self-hostable.