# grimmory vs rss-to-activitypub

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

| | grimmory | rss-to-activitypub |
|---|---|---|
| Score | 69/100 ✓ | 44/100 |
| Rank in category | #2 of 12 in Book Management | #52 of 85 in Feed Reader |
| GitHub stars | 4 626 ✓ | 582 |
| Stars, last 30 days | +201 ✓ | +0 |
| Stable releases, 12 months | 19 ✓ | 0 |
| Latest release | v3.5.0 · 21 Sept 2026 | — |
| Setup | Moderate ✓ | Advanced |
| Official Docker image | Yes ✓ | No |
| License | AGPL-3.0 | MIT |
| Main language | Java | JavaScript |

## Which one should you pick?

grimmory scores 69/100 against 44/100 for rss-to-activitypub, so it is the safer default.

grimmory ships more often: 19 stable releases in the past year, against 0 for rss-to-activitypub.

If you want the quickest setup, grimmory is easier to run; rss-to-activitypub needs more configuration.

grimmory is growing faster right now (+201 stars in 30 days).

## Details

- [grimmory](https://selfhost.directory/project/grimmory) (markdown: https://selfhost.directory/project/grimmory.md)
- [rss-to-activitypub](https://selfhost.directory/project/rss-to-activitypub) (markdown: https://selfhost.directory/project/rss-to-activitypub.md)

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Source: https://selfhost.directory/compare/grimmory-vs-rss-to-activitypub