Allagan Studies’ stats pages for Endwalker. Useful for finding out how far you are from or over the next substat tier, or just to understand what your stats are doing.
Allagan Studies’ document on general game formulae and how to use them.
Fryte’s rotation planning sheet, now updated for Endwalker, to better evaluate good sequencing in a given encounter. Make a copy to have an editable version.
You can also input your character’s stats on the Consts page to estimate your DPS for a given rotation, however, do note that damage formulae are still being worked on.