                       Ultimate Packer for eXecutables
                          Copyright (C) 1996 - 2013
UPX 3.91w       Markus Oberhumer, Laszlo Molnar & John Reiser   Sep 30th 2013

Usage: upx [-123456789dlthVL] [-qvfk] [-o file] file..

Commands:
  -1     compress faster                   -9    compress better
  --best compress best (can be slow for big files)
  -d     decompress                        -l    list compressed file
  -t     test compressed file              -V    display version number
  -h     give this help                    -L    display software license

Options:
  -q     be quiet                          -v    be verbose
  -oFILE write output to 'FILE'
  -f     force compression of suspicious files
  --no-color, --mono, --color, --no-progress   change look

Compression tuning options:
  --brute             try all available compression methods & filters [slow]
  --ultra-brute       try even more compression variants [very slow]

Backup options:
  -k, --backup        keep backup files
  --no-backup         no backup files [default]

Overlay options:
  --overlay=copy      copy any extra data attached to the file [default]
  --overlay=strip     strip any extra data attached to the file [DANGEROUS]
  --overlay=skip      don't compress a file with an overlay

Options for djgpp2/coff:
  --coff              produce COFF output [default: EXE]

Options for dos/com:
  --8086              make compressed com work on any 8086

Options for dos/exe:
  --8086              make compressed exe work on any 8086
  --no-reloc          put no relocations in to the exe header

Options for dos/sys:
  --8086              make compressed sys work on any 8086

Options for ps1/exe:
  --8-bit             uses 8 bit size compression [default: 32 bit]
  --8mib-ram          8 megabyte memory limit [default: 2 MiB]
  --boot-only         disables client/host transfer compatibility
  --no-align          don't align to 2048 bytes [enables: --console-run]

Options for watcom/le:
  --le                produce LE output [default: EXE]

Options for win32/pe, rtm32/pe & arm/pe:
  --compress-exports=0    do not compress the export section
  --compress-exports=1    compress the export section [default]
  --compress-icons=0      do not compress any icons
  --compress-icons=1      compress all but the first icon
  --compress-icons=2      compress all but the first icon directory [default]
  --compress-icons=3      compress all icons
  --compress-resources=0  do not compress any resources at all
  --keep-resource=list    do not compress resources specified by list
  --strip-relocs=0        do not strip relocations
  --strip-relocs=1        strip relocations [default]

Options for linux/elf:
  --preserve-build-id     copy .gnu.note.build-id to compressed output

file..   executables to (de)compress

This version supports:
    AMD64-darwin.macho               Mach/AMD64
    ARMEL-darwin.macho               Mach/ARMEL
    amd64-linux.elf                  linux/ElfAMD
    amd64-linux.kernel.vmlinux       vmlinux/AMD64
    amd64-win64.pe                   win64/pe
    arm-linux.elf                    linux/armel
    arm-linux.kernel.vmlinux         vmlinux/armel
    arm-wince.pe                     arm/pe
    armeb-linux.elf                  linux/armeb
    armeb-linux.kernel.vmlinux       vmlinux/armeb
    armel-linux.kernel.vmlinuz       vmlinuz/armel
    fat-darwin.macho                 Mach/fat
    i086-dos16.com                   dos/com
    i086-dos16.exe                   dos/exe
    i086-dos16.sys                   dos/sys
    i386-bsd.elf.execve              BSD/386
    i386-darwin.macho                Mach/i386
    i386-dos32.djgpp2.coff           djgpp2/coff
    i386-dos32.tmt.adam              tmt/adam
    i386-dos32.watcom.le             watcom/le
    i386-freebsd.elf                 BSD/elf386
    i386-linux.elf                   linux/elf386
    i386-linux.elf.execve            linux/386
    i386-linux.elf.shell             linux/sh386
    i386-linux.kernel.bvmlinuz       bvmlinuz/386
    i386-linux.kernel.vmlinux        vmlinux/386
    i386-linux.kernel.vmlinuz        vmlinuz/386
    i386-netbsd.elf                  netbsd/elf386
    i386-openbsd.elf                 opnbsd/elf386
    i386-win32.pe                    win32/pe
    m68k-atari.tos                   atari/tos
    mips-linux.elf                   linux/mipseb
    mipsel-linux.elf                 linux/mipsel
    mipsel.r3000-ps1                 ps1/exe
    powerpc-darwin.macho             Mach/ppc32
    powerpc-linux.elf                linux/ElfPPC
    powerpc-linux.kernel.vmlinux     vmlinux/ppc32

UPX comes with ABSOLUTELY NO WARRANTY; for details visit http://upx.sf.net
