LuminarAI is a photo editing application for macOS and Windows that provides image analysis and recommendations for enhancing images. It supports various file formats and allows users to add watermarks, emoticons, and border effects. It features CompositionAI for automatic cropping, AccentAI for exposure and color adjustments, StructureAI for adding texture, and BokehAI for modifying image depth. It also offers radial, gradient, and paint masks for covering specific areas of the image. Users can organize and store images across multiple catalog files.