UltraEdit, UltraCompare, UEStudio forums

While you are waiting for that dll you could just do a basic integration with regedit. Really simple (took me 10min googling to figure out how to do it): Create a "dummy.reg" file with this text: Windows Registry Editor Version 5.00 [HKEY_CLASSES_ROOT\*\shell\UltraEdit] @="open with UltraEdit" [HKEY...