selfhost.directory

The index of self-hostable projects — ranked, categorized and served with live updates.
Own your data and stop giving it to big tech.

SparkyFitnessvsZero-K

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

SparkyFitnessZero-K
Score66/10062/100
Rank in category#2 of 11 in Fitness Tracker#2 of 23 in Gaming
GitHub stars6 503877
Stars, last 30 days+392+26
Stable releases, 12 months270
Latest releasev1.10.0 · 29 Oct 2026—
SetupModerateEasy
Official Docker imageYesNo
LicenseOtherGPL-2.0
Main languageTypescriptLua

Which one should you pick?

SparkyFitness scores 66/100 against 62/100 for Zero-K, so it is the safer default.

SparkyFitness ships more often: 27 stable releases in the past year, against 0 for Zero-K.

If you want the quickest setup, Zero-K is easier to run; SparkyFitness needs more configuration.

SparkyFitness is growing faster right now (+392 stars in 30 days).

Swap a project

Keep SparkyFitness, compare it with
Keep Zero-K, compare it with