System Requirements:
Operating System:
Win32 v4.0 or higher (Windows 95-98, Windows Millennium, Windows NT 4.0, Windows 2000, XP, and 2003)

Plugins Support:
If you would like to work with plugins you’ll need to have the Windows Scripting Host installed.  If you receive any errors relating to your plugins please visit <http://msdn.microsoft.com/library/default.asp?url=/downloads/list/webdev.asp> to make sure that your Scripting Host is both up to date and not corrupted.

Archive Support:
In order for WinMerge to support archives you’ll need to install 7-Zip 3.11 or higher.  You can download a copy of this excellent open source application at <HTTP://www.7-Zip.org>.  The formats supported by WinMerge are 7z, ZIP, CAB, RAR, ARJ, GZIP, BZIP2, TAR, CPIO, RPM and DEB (the same formats as 7-Zip itself, naturally).