openGymvsZero-K
Two self-hosted projects, compared on the numbers selfhost.directory tracks live: score, popularity, release cadence and setup effort.
| openGym | Zero-K | |
|---|---|---|
| Score | 81/100 | 62/100 |
| Rank in category | #1 of 11 in Fitness Tracker | #2 of 23 in Gaming |
| GitHub stars | 17 158 | 877 |
| Stars, last 30 days | +2 989 | +26 |
| Stable releases, 12 months | 12 | 0 |
| Latest release | v1.4.3 · 26 Oct 2026 | — |
| Setup | Easy | Easy |
| Official Docker image | Yes | No |
| License | AGPL-3.0 | GPL-2.0 |
| Main language | JavaScript | Lua |
Which one should you pick?
openGym scores 81/100 against 62/100 for Zero-K, so it is the safer default.
openGym ships more often: 12 stable releases in the past year, against 0 for Zero-K.
openGym is growing faster right now (+2 989 stars in 30 days).
openGym details →Zero-K details →
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