openGym
FitnessSelf-hosted
Your workouts, your weights, your data.
ReplacesStrong
Curated open-source alternatives to the software you already use.
FitnessSelf-hosted
Your workouts, your weights, your data.
ReplacesStrong
FitnessSelf-hosted
Your training, nutrition, and progress in one place.
ReplacesMyFitnessPal
Stars from GitHub · Oct 5, 2026. Comparisons describe overlapping use cases, not feature parity.