# grimmory vs windmill

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

| | grimmory | windmill |
|---|---|---|
| Score | 69/100 | 77/100 ✓ |
| Rank in category | #2 of 12 in Book Management | #6 of 32 in Workflow Automation |
| GitHub stars | 4 623 | 18 308 ✓ |
| Stars, last 30 days | +204 | +288 ✓ |
| Stable releases, 12 months | 19 | 163 ✓ |
| Latest release | v3.5.0 · 21 Sept 2026 | v1.853.0 · 28 Oct 2026 ✓ |
| Setup | Moderate ✓ | Moderate |
| Official Docker image | Yes | Yes |
| License | AGPL-3.0 | Other |
| Main language | Java | Rust |

## Which one should you pick?

windmill scores 77/100 against 69/100 for grimmory, so it is the safer default.

windmill ships more often: 163 stable releases in the past year, against 19 for grimmory.

## Details

- [grimmory](https://selfhost.directory/project/grimmory) (markdown: https://selfhost.directory/project/grimmory.md)
- [windmill](https://selfhost.directory/project/windmill) (markdown: https://selfhost.directory/project/windmill.md)

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Source: https://selfhost.directory/compare/grimmory-vs-windmill