# Citadel vs Radicale

> Two self-hosted [Calendar & Contacts projects](https://selfhost.directory/calendar-contacts), compared on the numbers selfhost.directory tracks live: score, popularity, release cadence and setup effort.

| | Citadel | Radicale |
|---|---|---|
| Score | 63/100 | 69/100 ✓ |
| Rank in category | #2 of 30 in Calendar & Contacts | #1 of 30 in Calendar & Contacts |
| GitHub stars | — | 5 155 ✓ |
| Stars, last 30 days | — | +116 |
| Stable releases, 12 months | 0 | 19 ✓ |
| Latest release | — | v3.9.0 · 25 Oct 2026 |
| Setup | Advanced | Easy ✓ |
| Official Docker image | Yes | Yes |
| License | GPL-3.0 | GPL-3.0 |
| Main language | — | Python |

## Which one should you pick?

Radicale scores 69/100 against 63/100 for Citadel, so it is the safer default.

Radicale ships more often: 19 stable releases in the past year, against 0 for Citadel.

If you want the quickest setup, Radicale is easier to run; Citadel needs more configuration.

Radicale is growing faster right now (+116 stars in 30 days).

## Details

- [Citadel](https://selfhost.directory/project/citadel) (markdown: https://selfhost.directory/project/citadel.md)
- [Radicale](https://selfhost.directory/project/radicale) (markdown: https://selfhost.directory/project/radicale.md)

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Source: https://selfhost.directory/compare/citadel-vs-radicale