# Concat vs Librum

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

| | Concat | Librum |
|---|---|---|
| Score | 82/100 ✓ | 60/100 |
| Rank in category | #1 of 18 in Video Processing | #5 of 7 in E-book Management |
| GitHub stars | 12 421 ✓ | 5 318 |
| Stars, last 30 days | +2 422 ✓ | +-1 |
| Stable releases, 12 months | 6 ✓ | 0 |
| Latest release | v0.2.8 · 20 Oct 2026 | — |
| Setup | Easy ✓ | Moderate |
| Official Docker image | No | No |
| License | AGPL-3.0 | GPL-3.0 |
| Main language | Rust | C |

## Which one should you pick?

Concat scores 82/100 against 60/100 for Librum, so it is the safer default.

Concat ships more often: 6 stable releases in the past year, against 0 for Librum.

If you want the quickest setup, Concat is easier to run; Librum needs more configuration.

Concat is growing faster right now (+2 422 stars in 30 days).

## Details

- [Concat](https://selfhost.directory/project/concat) (markdown: https://selfhost.directory/project/concat.md)
- [Librum](https://selfhost.directory/project/librum) (markdown: https://selfhost.directory/project/librum.md)

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Source: https://selfhost.directory/compare/concat-vs-librum