The same command line parameters apply for all Doom engine games and for most ports. See the comparison of Doom source ports for further informations. While many mods can be run in the original enginesome make use of advanced features or cannot run within the limits of the original exe. You need then to identify which port, if any, is required for the mod. You cannot normally run mods with the shareware or demo IWADs. Most Doom mods are made for Doom 2 but some were made for one of the other games in the series. You need to identify which IWAD is required to play the mod.
