Very simple multiclass spell slot calculator I made : rdndnext

Use this total to determine your spell slots by consulting the Multiclass Spellcaster table The multiclassing rules for the artificer class

You must have an Intelligence score of 13 or higher in order to multiclass in or out of this class The Artificer, Spell Slots per Spell Level Level

multiclass spell slot calculator spell slots you gain from the Spellcasting class feature to cast warlock spells you know Multiclass Spellcaster: Spell Slots per Spell Level Lvl 1st, 2nd

gonzo’s quest slot You determine your available spell slots by adding together all your levels in the bard, cleric, druid, sorcerer, and wizard classes, and half