# Librum vs Transformer Lab

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

| | Librum | Transformer Lab |
|---|---|---|
| Score | 60/100 | 61/100 ✓ |
| Rank in category | #5 of 7 in E-book Management | #12 of 25 in LLM Inference |
| GitHub stars | 5 318 ✓ | 5 200 |
| Stars, last 30 days | +-2 | +3 ✓ |
| Stable releases, 12 months | 0 | 9 ✓ |
| Latest release | — | v0.40.1 · 19 Jun 2026 |
| Setup | Moderate | Moderate |
| Official Docker image | No | No |
| License | GPL-3.0 | AGPL-3.0 |
| Main language | C | Python |

## Which one should you pick?

Transformer Lab scores 61/100 against 60/100 for Librum, so it is the safer default.

Transformer Lab ships more often: 9 stable releases in the past year, against 0 for Librum.

Transformer Lab is growing faster right now (+3 stars in 30 days).

## Details

- [Librum](https://selfhost.directory/project/librum) (markdown: https://selfhost.directory/project/librum.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/librum-vs-transformerlab-app