Here is a guide to help you balance your spell on this wiki in regard to acceptable standards.
Spells
by class
Artificer
Bard
Cleric
Druid
Paladin
Ranger
Sorcerer
Warlock
Wizard
by school
Abjuration (Rituals)
Conjuration (Rituals)
Divination (Rituals)
Enchantment (Rituals)
Evocation (Rituals)
Illusion (Rituals)
Necromancy (Rituals)
Transmutation (Rituals)
by level
Cantrips
1st
2nd
3rd
4th
5th
6th
7th
8th
9th