Free UPX 1.7
UPX is an advanced graphical interface for the UPX (Ultimate Packer for eXecutables). It allows you to compress (and decompress) files produced according to Microsoft Portable Executable and COFF Specification (EXE, DLL, OCX, BPL, CPL and other). Free
UPX offers easy access to all documented and undocumented UPX parameters without the need for command line usage.
Free UPX 1.7 Website - Free UPX 1.7