FindDupes

A fast and versatile file duplication finder.

Features

• Uses hash and timestamp (both optional) as filtering criteria
• Switch between SHA1 and xxHash for hashing
• Supports dry-run mode
• Supports progress bar
• Can output timing information to benchmark disk speeds

Install

You can install it as a dotnet tool like this:

dotnet tool install --global FindDupes

There are lots of command switches to choose from.

# FindDupes --help
FindDupes 1.1.0
Copyright Ian Qvist 2019

  --enable-timestamp    Use timestamps as a criteria for comparing duplicates.
  --disable-hash        Do not use hash as a criteria for comparing duplicates.
  --min-size            The minimum size in bytes as a filter for duplicates.
  --max-size            (Default: 9223372036854775807) The maximum size in bytes as a filter for duplicates.
  -f, --fasthash        Use a faster hash function.
  --skip-hidden         Skip hidden files.
  --no-ask              Don't ask to delete files, just delete them.
  -p, --progress        Show progress bar.
  --timing              Show timing information.
  -r, --recursive       Go into sub-directories recursively.
  --dry                 Do a dry-run. Don't actually delete files.
  --help                Display this help screen.
  --version             Display version information.

  Directory (pos. 0)    Required. The directory to remove duplicates from.