MultiEx Commander is a game resource archive manager for Windows published by the Xentax Foundation. Some features include a built-in MexScript (AKA BMS) interpreter, file extractor and importer, stand alone mod creator EasyMod.This application is currently written by Mike Zuurman in Visual Basic. The first versions of the program were written in Borland Turbo C in 1998 and 1999 as user interface for a command line DOS archiving tool, called multiex, that was created in 1997.