• non-destructive editing
• uses existing folder structure
• doesn't make a separate database (utter bs)
• auto updates to reflect changes in file structure
• can handle 400,000+ photos
• batch edits
• edit metadata
• keywords/tagging
• search
• RAW and movie support
• basic image editing
• not subscription-model
• under $100

candidates: AfterShot Pro, Emulsion, Lyn, Unbound windows candidates: ThumbsPlus