What templates does this worldbuilding tool support?

Codex Cryptica includes pre-configured structures for NPCs, factions, settlements, items, timelines, and pantheons, letting you start writing immediately.

Can I customize the frontmatter schema?

Yes. You can customize and edit YAML frontmatter metadata keys directly inside Codex Cryptica's editor. Codex Cryptica reads and updates structured frontmatter dynamically without locking your campaign notes into a proprietary format.

100% Local-First Campaign Wiki

Free Structured Worldbuilding Tool & Wiki Schemas

Design your lore database with free templates and auto-generated links.

For complex worldbuilding projects, simple document folders aren't enough. Codex Cryptica provides a free, structured worldbuilding tool that utilizes predefined entity schemas for characters, factions, locations, items, and events. Maintain complete metadata lists, tag assets, and keep your entire campaign database organized under standard Markdown frontmatter.

Start Structuring Your World

Core Capabilities

Custom Entity Schemas

Predefined templates for kingdoms, NPC stats, pantheons, factions, and quests out-of-the-box.

Frontmatter Metadata

Structure key stats in YAML frontmatter for quick database query filters and clean data views.

Direct Link Discovery

Wiki-style syntax automatically maps connections across markdown notes for instant traversal.

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Frequently Asked Questions

Ready to Build Your World?

No account. No server database leaks. Just quick, private, local-first worldbuilding.

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