wger - FLOSS workout, fitness and weight manager/tracker written with Django
InTouch Technology - InTouch Technology's member lifecycle management solutions are built exclusively for the health & fitness industry.
Strongify - Strongify is the easiest workout tracker app. Enter the number of reps and the weight you lifted in just a few taps. Create any exercise that you want and track your progress over time.
WODHOPPER - WODHOPPER helps you manage your gym efficiently, so you can focus on training your athletes. Learn how our easy-to-use software simplifies gym management.
Strong.app - Strenght training logger.
ClubExpress - ClubExpress lets you easily create your club's custom web site, integrated with your membership...