Scrambling those files to protect from unauthorized reverse engineering.
A set of tools (plugins) to help you to unpack, decompress and decrypt files.
Create and extract archive files using open source technologies.
UPX achieves an excellent compression ratio and offers very fast decompression.
Extracts pictures and textures from a wide range of image files.
Free UPX is an interface for the UPX (Ultimate Packer for eXecutables).
A win32 GUI shell for the UPX executable packer with many options.
This program is an unofficial Windows GUI shell for UPX.
WSGUI for UPX uses a file list, so that many files can be processed in rotation.
UPX X-Shell is a nice and easy to manipulate utility.
Pack and unpack the most common archive file formats for free.
Zipey Pro will unpack your zip, ace, arj, rar, cab files and much more.
abylonsoft - Dr. Thomas Klabunde
abylon READER allows you to verify, decrypt and unpack SME files.
Pangya Unpaker allows you to unpack various files.