LZEXE
From Just Solve the File Format Problem
LZEXE is an executable compression utility, developed by Fabrice Bellard. It supports MS-DOS .EXE and .COM formats.
Software
- UNLZEXE - A widely-distributed open source utility that does static decompression of LZEXE-compressed executables. Originally by Mitugu Kurizono (Kou). Versions "0.6" and above include patches by other authors, and might be unofficial.