MuscleWiki - Understand your body, simplify your workouts
Salut - Find and support free virtual fitness classes and trainers
Macrosinc - Macrosinc is a fitness and healthy nutrition website that help people in gaining fitness and health-related guides.
FLEX - An in-app debugging and exploration tool for iOS.
IIFYM - IIFYM, aka If It Fits Your Macros, is a fitness website that helps you achieve your health goals.
Feather Icons - Simply beautiful open source icons