Edgy is a MIDI, OSC, and CV controller for iOS and macOS. It detects contours from photographs of hardware devices and places touch controllers along the detected edges. CAPTURE - Photograph hardware via camera or import from photo library - Real-time contour detection - Automatic controller placement on detected edges - Manual repositioning and resizing CONTROLLER TYPES - Continuous: proportional value output based on touch position - Trigger: single message on tap - Gate: note-on while held, note-off on release HAND TRACKING - Vision-based hand detection via front camera - Pinch gesture controls nearby parameters - Independent left and right hand tracking - Functions alongside multi-touch input GRID MODE - Configurable grid layout, up to 10x10 cells - Independent X/Y axis modes per cell (Continuous, Trigger, Gate) - Individual MIDI/OSC mapping per cell OUTPUT - MIDI via CoreMIDI — virtual port or external hardware - OSC over UDP — configurable host, port, and address - CV via audio interface — up to 16 channels - Per-controller channel, CC number, note, and message type CUSTOMIZATION - 10 color themes - Per-controller color assignment - Contour rendering adjustment (line width, contrast, color) - Image zoom, rotation, and pan - Preset save, load, and delete — synced via iCloud Drive Built-in trilingual manual (English, Chinese, Japanese).