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The Codex is opening its library.
Learn more…Create, customize, and grow tabletop roleplaying characters while learning the game.
The Codex is opening its library.
Learn more…Create. Learn. Play.
Everything you need to play, all in one place.
Create. Learn. Play.
Create, customize, and grow your characters with tools and knowledge designed for every adventure.
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The Codex is opening its library.
Learn more…From the workshop
Our first original beginner guide walks from a character idea to a ready-to-go sheet without requiring you to memorize the rulebook first.
Read the guideBuilder Knowledge Cards now stay anchored, remain open while hovered or focused, and link directly to their full Codex entries.
Try a builderRules, origins, backgrounds, feats, classes, mundane equipment, spells, and magic items are searchable in one edition-aware library.
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My RPG Source is built independently and the core tools are free to use. If the site has helped you build a character, learn a rule, or get somebody new to the table, you can help support the time that goes into new tools, guides, maintenance, and future features.