# Retrom vs Transformer Lab

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

| | Retrom | Transformer Lab |
|---|---|---|
| Score | 59/100 | 61/100 ✓ |
| Rank in category | #3 of 5 in Emulation | #12 of 25 in LLM Inference |
| GitHub stars | 2 100 | 5 199 ✓ |
| Stars, last 30 days | +28 ✓ | +2 |
| Stable releases, 12 months | 10 ✓ | 9 |
| Latest release | v0.8.4 · 14 Jun 2026 | v0.40.1 · 19 Jun 2026 ✓ |
| Setup | Moderate ✓ | Moderate |
| Official Docker image | Yes ✓ | No |
| License | GPL-3.0 | AGPL-3.0 |
| Main language | Typescript | Python |

## Which one should you pick?

Transformer Lab scores 61/100 against 59/100 for Retrom, so it is the safer default.

Retrom ships more often: 10 stable releases in the past year, against 9 for Transformer Lab.

Retrom is growing faster right now (+28 stars in 30 days).

## Details

- [Retrom](https://selfhost.directory/project/retrom) (markdown: https://selfhost.directory/project/retrom.md)
- [Transformer Lab](https://selfhost.directory/project/transformerlab-app) (markdown: https://selfhost.directory/project/transformerlab-app.md)

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Source: https://selfhost.directory/compare/retrom-vs-transformerlab-app