MusclesWorked

Exercise-to-muscle mapping with 856 exercises, 65 muscles, workout analysis, and alternatives.

Connects to the MusclesWorked API for detailed exercise-to-muscle mapping data. Provides tools for querying muscle activation by exercise, finding exercises targeting specific muscles, analyzing workout coverage and imbalances, and discovering alternative exercises ranked by muscle overlap. Covers 856 exercises across 14 muscle groups with primary, secondary, and stabilizer activation data.