OncePower

All-in-one desktop tool for batch file renaming and organization, with pattern matching and a preview mode.

Desktopfreeglobal

A desktop tool for batch file renaming and organization, OncePower helps users manage large photo and video collections by applying complex, pattern-based renaming without requiring regular expressions. It includes a visual pattern builder and a media preview pane for images and videos so changes can be reviewed before applying. The app is free, open-source under GPL-3.0 and can be self-hosted.

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