# Lemmy vs OpenPLC Runtime v4

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

| | Lemmy | OpenPLC Runtime v4 |
|---|---|---|
| Score | 75/100 ✓ | 52/100 |
| Rank in category | #3 of 69 in Social Networks & Forums | #6 of 10 in IoT |
| GitHub stars | 14 652 ✓ | 418 |
| Stars, last 30 days | +43 ✓ | +2 |
| Stable releases, 12 months | 3 | 10 ✓ |
| Latest release | 0.19.21 · 26 Oct 2026 ✓ | v4.3.1 · 13 Oct 2026 |
| Setup | Moderate ✓ | Moderate |
| Official Docker image | Yes | Yes |
| License | AGPL-3.0 | MIT |
| Main language | Rust | Python |

## Which one should you pick?

Lemmy scores 75/100 against 52/100 for OpenPLC Runtime v4, so it is the safer default.

OpenPLC Runtime v4 ships more often: 10 stable releases in the past year, against 3 for Lemmy.

Lemmy is growing faster right now (+43 stars in 30 days).

## Details

- [Lemmy](https://selfhost.directory/project/lemmy) (markdown: https://selfhost.directory/project/lemmy.md)
- [OpenPLC Runtime v4](https://selfhost.directory/project/openplc-runtime) (markdown: https://selfhost.directory/project/openplc-runtime.md)

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Source: https://selfhost.directory/compare/lemmy-vs-openplc-runtime