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GTA IV Mod Assistant by CoMPMStR28,158 downloads
GTA IV Weapon Editor by CoMPMStR56,609 downloads
GTA IV Handling Editor by CoMPMStR137,528 downloads
SparkIV 0.6.2.3 (for GTA IV v1.0.0.4) by aru1,155,589 downloads
GTA IV Patch v1.0 by Rockstar Games11,861 downloads
aru's File Modding Ability Patch by aru33,229 downloads
GTA4-Launcher Modding Ability Patch by s0beit51,433 downloads