🏋️ aceberg/ExerciseDiary Workout diary with GitHub-style year visualization Tracks workouts and visualizes activity over a year in a GitHub-like heatmap, with customizable themes and offline support ⭐ Stars: 470 📅 Last Update: Jul 28, 2026 https://github.com/aceberg/ExerciseDiary #selfhosted #homelab #selfhost #selfhosting #opensource #workouttracker #heatmap