Versions.app: How to select Kaleidoscope.app as diff tool?

  • From the Kaleidoscope app go to Kaleidoscope menu > Integration...

command line tool ksdiff Install the ksdiff tool

  • Quit and relaunch Versions and Kaleidoscope should be selectable.

If that doesn't work, check with Black Pixel's amazing support team after being sure you have build 104 of Kaleidoscope 2.0