Mechanics Lab
Exploring, comparing, and designing TTRPG mechanics. Click any topic to dive in.
Design Topics
Base Resolution
Core dice mechanics and resolution systems
Attributes
Core character stats across different RPG systems
Skills
Skill lists, proficiencies, and competency systems
Abilities
Special abilities, powers, and unique capabilities
Professions
Classes, jobs, archetypes, and character roles
Ancestries
Races, species, and lineage options
Modifications
Feats, talents, upgrades, and character mods
Conditions
Status effects, debuffs, and altered states
Health
Hit points, wounds, and health tracking
Death & Dying
Death saves, bleeding out, and mortality
Action Economy
Actions, bonus actions, reactions, and economy
Turn Structure
Round structure, phases, and turn systems
Initiative
Turn order and who-goes-first systems
Attacks
Hit rolls and offensive combat systems
Defense
Armor class, dodge, parry, and defenses
Advancement
XP, leveling, and character progression
Equipment
Weapons, armor, and gear systems
Magic Systems
Spellcasting, mana, and magical frameworks
Resources
Spell slots, mana, stamina, and expendables
Environments
Terrain, weather, and world mechanics
Resting
Short rests, long rests, and recovery
Generator Tools
Quest Generator
Generate random quests with hooks, objectives, and complications.
NPC Generator
Create non-player characters with personalities, motivations, and traits.
Encounter Generator
Build randomized combat and social encounters with scaling difficulty.
Design Challenge
Roll random constraints and design a TTRPG around them. Period, genre, tone, dice, and more.