# Thumbor vs Workout.cool

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

| | Thumbor | Workout.cool |
|---|---|---|
| Score | 72/100 ✓ | 66/100 |
| Rank in category | #2 of 13 in Image Processing | #2 of 11 in Fitness Tracker |
| GitHub stars | 10 528 ✓ | 8 654 |
| Stars, last 30 days | +6 | +155 ✓ |
| Stable releases, 12 months | 1 | 1 |
| Latest release | 7.8.0 · 30 May 2026 ✓ | v1.3.2 · 7 Dec 2025 |
| Setup | Easy ✓ | Easy |
| Official Docker image | Yes ✓ | No |
| License | MIT | MIT |
| Main language | Python | Typescript |

## Which one should you pick?

Thumbor scores 72/100 against 66/100 for Workout.cool, so it is the safer default.

Workout.cool is growing faster right now (+155 stars in 30 days).

## Details

- [Thumbor](https://selfhost.directory/project/thumbor) (markdown: https://selfhost.directory/project/thumbor.md)
- [Workout.cool](https://selfhost.directory/project/workout-cool) (markdown: https://selfhost.directory/project/workout-cool.md)

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Source: https://selfhost.directory/compare/thumbor-vs-workout-cool