# scalar vs Workout.cool

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

| | scalar | Workout.cool |
|---|---|---|
| Score | 76/100 ✓ | 66/100 |
| Rank in category | #3 of 13 in API | #2 of 11 in Fitness Tracker |
| GitHub stars | 16 337 ✓ | 8 654 |
| Stars, last 30 days | +148 | +155 ✓ |
| Stable releases, 12 months | 46 ✓ | 1 |
| Latest release | release-2026-10-28-0d01943 · 28 Oct 2026 ✓ | v1.3.2 · 7 Dec 2025 |
| Setup | Easy ✓ | Easy |
| Official Docker image | Yes ✓ | No |
| License | MIT | MIT |
| Main language | Typescript | Typescript |

## Which one should you pick?

scalar scores 76/100 against 66/100 for Workout.cool, so it is the safer default.

scalar ships more often: 46 stable releases in the past year, against 1 for Workout.cool.

## Details

- [scalar](https://selfhost.directory/project/scalar) (markdown: https://selfhost.directory/project/scalar.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/scalar-vs-workout-cool