What spell slot count formula can I use to base my homebrew

5e cleric spell slots-APK-IN V spell slot Essentially, your higher-level spell slots can be used to cast any spell of a level equal or lower than their level Thus, your 3rd level spell slot will be spellcast slot Added one extra spell slot to characters at the start of the game for a maximum of 14 This is the maximum number of spell slots the game supports

spell slot calculator spell slots you have to cast your wizard spells of 1st level and higher To cast one of these spells, you must expend a slot of the spell's level or higher