Explore Codex Cryptica
Every section of Codex Cryptica in one place — worlds, examples, generators, tools, guides, and the campaign directory.
Build & Explore
See the vault in action and generate content of your own.
Explore Worlds Browse public vaults other worldbuilders have shared. Examples Curated, unedited generator output you can read in full and take straight to the table. Generators The reusable generator interface — NPCs, factions, quests, and more, theme by theme. Tools Every standalone generator and utility, grouped by what you're building.
Find Your Setup
Campaign- and genre-specific guides to running Codex Cryptica.
Learn
Guides, answers, and the reasoning behind how Codex Cryptica works.
Answers Short, direct answers to common worldbuilding and vault questions. Devlog Release notes, design decisions, and what's shipping next. Responsible AI How Codex Cryptica uses AI, and where it deliberately doesn't. Import & Migrate Bring a campaign in from another tool without losing your notes.