I made a quick calculator for CA diaries based on the information in the Poll 79 Blog. It will tell you what tier you've completed, and how close you are to the
OSRS ZMI Runecrafting Calculator - The OldSchool RuneScape Portal!
Where should you use Void Ranged? (Void Calculator Spreadsheet) - YouTube
Runecrafting Calculator For Old School Runescape | OSRS Toolkit