OpenIV is a multi-purpose editor and archive manager for PC versions of Grand Theft Auto V, Grand Theft Auto IV/EFLC and Max Payne 3.

Version 2.9:
Inbuilt Text Editor
Support for .ymap, .ytyp, _manifest.ymt, carcols.ymt and levels.ymt
Improved openFormats for Grand Theft Auto V
Search improvements
UI Improvements and bug fixes
And more 