RPG Creator
RPG Creator
Nine booklets, set for print the same way the Book is. Free, no account, no email: tap a cover and the PDF is yours.
Editions
The Virtues of Every D&D Edition
From the brown box of 1974 to 5.5, and what each edition was good at.
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Editions
D&D Alternatives Compared
Pathfinder 2e, Critical Core and Shadowdark, with honest strengths and weaknesses.
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Editions
Pathfinder 2e vs D&D 5E
Rules complexity, combat and character building, side by side.
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Rolling
How to Use DnD Dice Roller
From a single d20 to a full character stat roller, in order.
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Rolling
Saved Lists & True Randomness
Dice lines that follow you between browsers, and where the numbers come from.
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Rolling
Legend Roller
The roller, introduced by the man who built it.
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Play
How to Win
One algorithm for blackjack, one for the combat turn, and one for life.
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The hobby
Gen Con 2026
74,000 attendees, and the announcements that change what happens at your table.
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The hobby
Cosplay Moodboard
Seven pages of reference, with bestcosplaygirls.com.
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Read How to Use DnD Dice Roller, then try the notation on the dnddiceroller.com roller.
Keep them
Booklets you take are marked here, in this browser, and nowhere else. Sign in with Omxus and the Book of Dice, once bought, downloads again on any device you use.
The rest is the Book
The shapes, the language of the table, every way to roll and what each one means. $19 once, and every chapter added after reaches you free.
See the BookHow to play, read and build, one article at a time.
SpellsHow Metamagic and Sorcery Points Work in 5eSorcerers get Sorcery Points at level 2 and spend them on Metamagic: one option per spell. All ten options, their costs, and what each buys.
BuildingHow Eldritch Invocations Work in 5eWarlocks get 1 Eldritch Invocation at level 1 and 10 by level 18, swappable each level. How they work and which ones pay off at level 5.
SpellsHow the Shield Spell Works in 5eShield is a level 1 Reaction you cast after you are hit: +5 AC until your next turn, the triggering attack included. Here is what it saves a Wizard.We send you The Five Solids, the flagship chapter, all nine pages, free.
The free chapter, The Five Solids, and one email when the next book lands.