Popular GTA IV modding tool OpenIV has finally reached a 1.0 release today. The main new addition in this update by GooD-NTS and the rest of the team is support for opening and viewing Max Payne 3 textures and collision bounds objects.

Other changes in this release include:

• new texture viewer
  
• improved GTA IV vehicle rendering
  
• simple text-based format for easy WPL editing
  
• many other improvements and bug fixes
  

The video below demonstrates some of the tool's features. Download links after the video.

Download: OpenIV 1.0

[OpenIV.com news post]