Reference

Actions, combat rules, conditions, skills, feats and languages. Search by name.

During play

Actions Every combat action and what it does: Attack, Dash, Disengage, Dodge and more.

Conditions Every condition and what it does to a creature

Combat Rules Cover, advantage and the core combat rules

Feats Character feats from every source, with their prerequisites.

Skills Skills and the abilities behind them

Optional Features Eldritch invocations, maneuvers, metamagic and fighting styles

Languages From Common to Abyssal, with their scripts

Deities Gods by pantheon, with alignment, cleric domains and symbol

Proficiency represents the training and aptitude a character has with a skill, tool, saving throw, or weapon.

When you make a D20 Test using something you're proficient with, you add your Proficiency Bonus to the roll.

See Proficiency Bonus for how that bonus is calculated.