About Roll Dyce

What is Roll Dyce?

Roll Dyce is a resource hub for tabletop roleplaying games, featuring a old school online dice roller and a growing collection of guides and references. Roll Dyce serves players and game masters alike, from Old School Revival (OSR) enthusiasts to fans of modern game systems.


Why "Dyce" instead of "Dice"? Back in the 14th century, the word was spelled as "dyce" - it was the plural form of "dy" or "die". This old-school spelling gives a nod to the fantasy and historical roots that inspire many tabletop RPGs.

Old School Revival (OSR) Gaming

The Old School Revival, or OSR, is a movement within tabletop role-playing games that embraces the spirit and mechanics of early role-playing games from the 1970s and early 1980s.


Want to learn more about OSR gaming? Check out the OSR Guide for more information about game systems, principles, and resources.

Modern RPG Systems

Modern tabletop RPGs have evolved to offer rich, diverse gaming experiences with sophisticated mechanics and storytelling tools. These contemporary systems are characterized by:

Additional Resources

Roll Dyce continues to expand with new content to support your roleplaying adventures:

Understanding Dice Notation

In tabletop RPGs, dice rolls are typically written in a standard format:

XdY±Z
Where:
  • X = Number of dice to roll
  • d = Indicates a die roll
  • Y = Number of sides on the die
  • ±Z = Optional modifier to add or subtract
Example: "3d6+2" means "roll three six-sided dice and add 2 to the total"

Common Dice in Tabletop Role-playing Games

d20

Core die for many systems - used for attack rolls, saving throws, and ability checks

d4, d6, d8

Essential for damage rolls, character creation, and various game mechanics

d10

Used for percentage rolls (2d10) and core mechanics in specific systems

d12

Used for powerful weapons and special abilities across game systems

d100 (or percentile)

Popular in both classic and modern systems for skill checks and random tables