# jdupes Fast duplicate file finder. Identifies duplicates by content (hash comparison), not just filename, making it reliable for deduplicating large file collections. ## Installation ```bash brew install jdupes ``` ## Usage ```bash jdupes -r . # recursive scan jdupes -r -d . # delete duplicates interactively jdupes -r -S . # show size of duplicate sets ``` ## Parallel Scan Scan top-level directories in parallel for faster results on large trees: ```bash find . -mindepth 1 -maxdepth 1 -type d -print0 | parallel -0 -j 2 --bar jdupes -r {} ``` | Part | Purpose | |------|---------| | `find … -type d -print0` | List top-level directories, null-delimited | | `parallel -0 -j 2 --bar` | Run 2 jobs in parallel with progress bar | | `jdupes -r {}` | Recursively find duplicates in each directory |