Why I Stopped Using Spell Slots in my 5e Campaign

How to Track Initiative and HP in D&D Esper the Bard•78K views Spell Points: An Alternative

A beautiful spell slot tracker, to help keep track of how many spell slots you have used

1 reel wolf fang slot Wooden Wizard Spell Slot Tracker $

sewing machine cover pattern with handle slot Is there an API for tracking when casters use spell slots? Similar to an ammo tracker? And does it exist for the 5e OGL char sheet? Thanks!