# Leon vs MDD Sim Gateway

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

| | Leon | MDD Sim Gateway |
|---|---|---|
| Score | 63/100 ✓ | 53/100 |
| Rank in category | #16 of 120 in AI Assistant | #11 of 16 in VoIP |
| GitHub stars | 17 619 ✓ | 677 |
| Stars, last 30 days | +73 ✓ | +0 |
| Stable releases, 12 months | 3 | 10 ✓ |
| Latest release | tcp-server_v2.0.0 · 19 Feb 2026 | v1.14.0 · 14 Oct 2026 ✓ |
| Setup | Moderate ✓ | Advanced |
| Official Docker image | No | No |
| License | MIT | GPL-3.0 |
| Main language | Typescript | Python |

## Which one should you pick?

Leon scores 63/100 against 53/100 for MDD Sim Gateway, so it is the safer default.

MDD Sim Gateway ships more often: 10 stable releases in the past year, against 3 for Leon.

If you want the quickest setup, Leon is easier to run; MDD Sim Gateway needs more configuration.

Leon is growing faster right now (+73 stars in 30 days).

## Details

- [Leon](https://selfhost.directory/project/leon) (markdown: https://selfhost.directory/project/leon.md)
- [MDD Sim Gateway](https://selfhost.directory/project/mdd-sim-gateway) (markdown: https://selfhost.directory/project/mdd-sim-gateway.md)

---
Source: https://selfhost.directory/compare/leon-vs-mdd-sim-gateway