# Kamailio vs Mastodon

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

| | Kamailio | Mastodon |
|---|---|---|
| Score | 66/100 | 82/100 ✓ |
| Rank in category | #4 of 16 in VoIP | #2 of 69 in Social Networks & Forums |
| GitHub stars | 2 985 | 50 457 ✓ |
| Stars, last 30 days | +33 | +138 ✓ |
| Stable releases, 12 months | 12 | 38 ✓ |
| Latest release | 6.1.5 · 15 Oct 2026 ✓ | v4.4.26 · 1 Oct 2026 |
| Setup | Advanced | Advanced ✓ |
| Official Docker image | No | Yes ✓ |
| License | Other | AGPL-3.0 |
| Main language | C | Ruby |

## Which one should you pick?

Mastodon scores 82/100 against 66/100 for Kamailio, so it is the safer default.

Mastodon ships more often: 38 stable releases in the past year, against 12 for Kamailio.

Mastodon is growing faster right now (+138 stars in 30 days).

## Details

- [Kamailio](https://selfhost.directory/project/kamailio) (markdown: https://selfhost.directory/project/kamailio.md)
- [Mastodon](https://selfhost.directory/project/mastodon) (markdown: https://selfhost.directory/project/mastodon.md)

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Source: https://selfhost.directory/compare/kamailio-vs-mastodon