.SFX File Extension
File TypeWindows Self-Extracting Archive
This file is saved in a binary format, which requires a specific program to read its contents.
Compressed archive containing one or more files; may use one of several different types of compression, such as .7Z, .ZIP, or .RAR compression; runs itself when opened and decompresses and extracts the contents; allows users to open the archive without needing a file decompression program.
SFX files can be created by several different programs, including RARLAB WinRAR, Corel WinZip, 7-Zip, ESTSoft ALZip, and Smart SFX Pro. SFX files created with 7-Zip may be extracted with PeaZip.
NOTE: Self-extracting archives commonly use the .EXE extension and not the ".sfx" extension.