How to remove blanks or spaces from filenames: free sfk deblank for Windows, Mac OS X, Linux, Raspberry Pi

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Remove blanks from filenames and directory names with the free sfk deblank command line tool for Windows, Mac OS X, Linux and Raspberry Pi.

Download the free Swiss File Knife Base from Sourceforge.
Open the Windows CMD command line, Mac OS X Terminal or Linux shell.
OS X : type mv sfk-mac-64.exe sfk and chmod +x sfk then ./sfk
Linux: type mv sfk-linux-64.exe sfk and chmod +x sfk then ./sfk. OS X and Linux syntax may differ, check the help within the tool.

sfk deblank dirname [.ext1] [.ext2] [...]

remove blanks from filenames and directory names
by replacing them by an underscore '_'.
simulates by default. add -yes to apply changes.

examples

   sfk deblank docs
      lists all directories and files within docs having
      blanks in their names, previewing changes.

   sfk select docs +deblank
      deblanks only the names of files, not of directories.

   sfk select -withdirs docs +deblank
      deblanks filenames and directories.
 
example with output:

   sfk deblank testfiles

      [simulating:]
      testfiles\Formats\09 blank file name.txt
         -> testfiles\Formats\09_blank_file_name.txt

      testfiles\Formats\17 blank dir\tree with blank\file name.txt 
         -> testfiles\Formats\17 blank dir\tree with blank\file_name.txt

      testfiles\Formats\17 blank dir\tree with blank 
         -> testfiles\Formats\17 blank dir\tree_with_blank

      testfiles\Formats\17 blank dir 
         -> testfiles\Formats\17_blank_dir
      [add -yes to execute.]

   sfk deblank testfiles -yes

      testfiles\Formats\09 blank file name.txt 
         -> testfiles\Formats\09_blank_file_name.txt

      testfiles\Formats\17 blank dir\tree with blank\file name.txt 
         -> testfiles\Formats\17 blank dir\tree with blank\file_name.txt

      testfiles\Formats\17 blank dir\tree with blank 
         -> testfiles\Formats\17 blank dir\tree_with_blank

      testfiles\Formats\17 blank dir 
         -> testfiles\Formats\17_blank_dir

sfk deblank dirname [.ext1] [.ext2] [...]

remove blanks from filenames and directory 
names by replacing them by an underscore
'_'. simulates by default. add -yes to
apply changes.

examples

   sfk deblank docs
      lists all directories and files 
      within docs having blanks in their
      names, previewing changes.

   sfk select docs +deblank
      deblanks only the names of files, not 
      of directories.

   sfk select -withdirs docs +deblank
      deblanks filenames and directories.
 

example with output:

   sfk deblank testfiles

      [simulating:]
      testfiles\Formats\09 blank file 
      name.txt
         -> testfiles\Formats\
          09_blank_file_name.txt

      testfiles\Formats\17 blank dir\tree 
      with blank\file name.txt
         -> testfiles\Formats\17 blank dir\
          tree with blank\file_name.txt

      testfiles\Formats\17 blank dir\tree 
      with blank
         -> testfiles\Formats\17 blank dir\
          tree_with_blank

      testfiles\Formats\17 blank dir 
         -> testfiles\Formats\17_blank_dir
      [add -yes to execute.]

   sfk deblank testfiles -yes

      testfiles\Formats\09 blank file 
      name.txt
         -> testfiles\Formats\
          09_blank_file_name.txt

      testfiles\Formats\17 blank dir\tree 
      with blank\file name.txt
         -> testfiles\Formats\17 blank dir\
          tree with blank\file_name.txt

      testfiles\Formats\17 blank dir\tree 
      with blank
         -> testfiles\Formats\17 blank dir\
          tree_with_blank

      testfiles\Formats\17 blank dir 
         -> testfiles\Formats\17_blank_dir

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sfk is a free open-source tool, running instantly without installation efforts. no DLL's, no registry changes - just get sfk.exe from the zip package and use it (binaries for windows, linux and mac are included).

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