# Calibre vs ThoughtDAG

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

| | Calibre | ThoughtDAG |
|---|---|---|
| Score | 83/100 ✓ | 51/100 |
| Rank in category | #1 of 19 in Ebook Management | #25 of 69 in AI Chat |
| GitHub stars | 26 274 ✓ | 718 |
| Stars, last 30 days | +265 ✓ | +2 |
| Stable releases, 12 months | 18 ✓ | 10 |
| Latest release | v9.17.0 · 23 Oct 2026 | v0.5.26 · 25 Oct 2026 ✓ |
| Setup | Easy ✓ | Easy |
| Official Docker image | No | No |
| License | GPL-3.0 | MIT |
| Main language | Python | Typescript |

## Which one should you pick?

Calibre scores 83/100 against 51/100 for ThoughtDAG, so it is the safer default.

Calibre ships more often: 18 stable releases in the past year, against 10 for ThoughtDAG.

Calibre is growing faster right now (+265 stars in 30 days).

## Details

- [Calibre](https://selfhost.directory/project/calibre) (markdown: https://selfhost.directory/project/calibre.md)
- [ThoughtDAG](https://selfhost.directory/project/thoughtdag) (markdown: https://selfhost.directory/project/thoughtdag.md)

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Source: https://selfhost.directory/compare/calibre-vs-thoughtdag