# Kokoro FastAPI vs simon

> Two self-hosted projects, compared on the numbers selfhost.directory tracks live: score, popularity, release cadence and setup effort.

| | Kokoro FastAPI | simon |
|---|---|---|
| Score | 69/100 ✓ | 46/100 |
| Rank in category | #4 of 9 in Text to Speech | #74 of 104 in Monitoring & observability |
| GitHub stars | 5 610 ✓ | 161 |
| Stars, last 30 days | +133 ✓ | +0 |
| Stable releases, 12 months | 14 ✓ | 9 |
| Latest release | v0.9.1 · 28 Oct 2026 ✓ | 0.3.7 · 18 Oct 2026 |
| Setup | Easy ✓ | Easy |
| Official Docker image | Yes | Yes |
| License | Apache-2.0 | MIT |
| Main language | Python | Rust |

## Which one should you pick?

Kokoro FastAPI scores 69/100 against 46/100 for simon, so it is the safer default.

Kokoro FastAPI ships more often: 14 stable releases in the past year, against 9 for simon.

Kokoro FastAPI is growing faster right now (+133 stars in 30 days).

## Details

- [Kokoro FastAPI](https://selfhost.directory/project/kokoro-fastapi) (markdown: https://selfhost.directory/project/kokoro-fastapi.md)
- [simon](https://selfhost.directory/project/simon) (markdown: https://selfhost.directory/project/simon.md)

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Source: https://selfhost.directory/compare/kokoro-fastapi-vs-simon