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GTA IV Mod Assistant by CoMPMStR28,088 downloads
GTA IV Weapon Editor by CoMPMStR56,306 downloads
GTA IV Handling Editor by CoMPMStR136,377 downloads
SparkIV 0.6.2.3 (for GTA IV v1.0.0.4) by aru1,150,356 downloads
GTA IV Patch v1.0 by Rockstar Games11,817 downloads
aru's File Modding Ability Patch by aru33,100 downloads
GTA4-Launcher Modding Ability Patch by s0beit51,302 downloads