Work on an Eastern Sun calculator hasn't started yet, but I would like to make a compilation of the differences between this and the original game so I won't miss anything when the time comes. Since I haven't played this mod yet (but will try it for sure), I'm counting on you to make the list as complete as possible.
Changes list
Mastery skills (+x% to damage type) are available as oSkills.
Thanks for the tool and the willingness to port it over.