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NMS Mass Tool Collection – Easier Extracting and Importing

This utility’s purpose is to grant you the power of being able to extract and (re)import No Man’s Sky’s core files with only a few clicks of the mouse; without having to manually input extraction/importing script codes in command interfaces.

– Utilization of QuickBMS extraction.
– Automatic compilation of extracted files .txt list that is required for (re)importing mods.
– Extract multiple .PAK archives simultaneously.
– Automatic execution of extraction and import scripts through the use of custom batch files.

More info about NMS Mass Tool at Nexus Mods:

PSARC Decompile tool

^^^ Tutorial above ^^^

This is used to decompile the .PAK files located within the game. They are actually just renamed .PSARC files. More documentation about these kinds of files can be found HERE.


Below are the params for using this utility. Remember, its command line, and a modders resource. You CAN mess up your game with this.

  • usage:
    psarc verb [options] [file…]
    psarc –xml=XMLFILE
  • verbs:
    create Create an archive. (default)
    extract Extract contents of an existing archive.
    list List contents of an existing archive.
    dump Print detailed info about archive for unit testing.
    verify Verify an existing archive’s structural integrity and
    ensure that all files can be decompressed.
    dtd Display a DTD describing psarc’s XML input syntax.
  • general options:
    -h, –help Show this help message and exit.
    –version Display version and exit.
    -d, –debug Debug: Show debug messages.
    -v, –verbose Verbose: Show additional progress. (default)
    -q, –quiet Quiet: Don’t show any progress.
    -y, –overwrite Overwrite existing files when creating/extracting.
    –xml=XMLFILE XML list of actions to perform.
  • create options:
    -oFILE, –output=FILE Archive filename to create.
    Inputfile listing files to archive. Consider
    –xml instead, which gives you more control.
    -m, –mself Create a PSARC-MSELF hybrid file for PS3, which can contain
    encrypted special files like SDATA, SPRX, and SPU SELF.
  • –zlib Use zlib when compressing. (default)
    –lzma Use LZMA when compressing. (usually for PS3 PSN)
    –level=N Compression quality. 1 is fastest, 9 is best. (default = 9)
    -N, –nocompress Store all files uncompressed in the archive.
    -bBS, –blocksize=BS Use blocks of size BS. (default = 64KiB)
    -jJOBS, –jobs=JOBS Compression threads to run at a time. (default = number of CPUs)
  • -sREGEX, –strip=REGEX Perl-compatible regex specifying a prefix to strip
    from the pathnames stored in the archive. This may be
    specified more than once. (default = current dir)
    -S, –strip-all Strip all paths from files stored in the archive.
    -a, –absolute Make the paths within the archive absolute.
    -R, –relative Make the paths within the archive relative. (default)
    -i, –ignorecase Make the archive directory case-insensitive.
    –exclude=WILDCARD Wildcard specifying files to exclude.
    –skip-missing-files If set then ignore it when a file cannot be found.
    –mergedups Compare the content of all files, and merge identical
    files so that only one copy of the data is included.
  • extract options:
    –input=FILE Archive to extract files from. (default is first file argument)
    –to=DIRECTORY Directory to write extracted files to. (default is current directory)