# Asterisk vs flexisip

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

| | Asterisk | flexisip |
|---|---|---|
| Score | 71/100 ✓ | 51/100 |
| Rank in category | #1 of 16 in VoIP | #13 of 16 in VoIP |
| GitHub stars | 3 648 ✓ | 193 |
| Stars, last 30 days | +83 | — |
| Stable releases, 12 months | 19 ✓ | 2 |
| Latest release | certified-22.8-cert5 · 19 Oct 2026 ✓ | 2.4.4 · 30 Mar 2026 |
| Setup | Advanced | Advanced ✓ |
| Official Docker image | No | No |
| License | Other | AGPL-3.0 |
| Main language | C | C |

## Which one should you pick?

Asterisk scores 71/100 against 51/100 for flexisip, so it is the safer default.

Asterisk ships more often: 19 stable releases in the past year, against 2 for flexisip.

Asterisk is growing faster right now (+83 stars in 30 days).

## Details

- [Asterisk](https://selfhost.directory/project/asterisk) (markdown: https://selfhost.directory/project/asterisk.md)
- [flexisip](https://selfhost.directory/project/flexisip) (markdown: https://selfhost.directory/project/flexisip.md)

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Source: https://selfhost.directory/compare/asterisk-vs-flexisip