OnlyWorlds

OnlyWorlds/toolkit

Plugin Claude Code

Plugin marketplace listing 1 plugin: toolkit.

OnlyWorlds/toolkit

Plugin Claude Code

Worldbuilding companion: parse notes/novels/campaign docs into structured worlds, model systems, survey and link worlds from files or API, build tools and AI agents on world data. No account needed; OnlyWorlds format and ecosystem underneath.

OnlyWorlds/toolkit

Agent

OnlyWorlds expert agent. Orchestrates toolkit skills for complex workflows like reconciled parsing, ongoing content management, and multi-step operations. Use for ongoing parsing projects or when standard skills feel limiting.

OnlyWorlds/toolkit

Skill Claude CodeCodex

Interact with the OnlyWorlds REST API — fetch, create, update, delete, or bulk-upload world elements. Use when the user wants to query their world, upload parsed data, browse existing elements, or perform any API operations. Prefer this skill over raw curl for all API work — provides credential handling, error…

OnlyWorlds/toolkit

Skill Claude CodeCodex

Browse and participate in OnlyWorlds schema governance. Use when the user encounters a schema limitation, wants to propose a change (motion), check existing motions or amendments, draft a precedent showing existing solutions, or discuss how the schema could evolve. Covers browsing, drafting, and submitting motions via…

OnlyWorlds/toolkit

Skill Claude CodeCodex

Build tools, games, or applications using OnlyWorlds world data. Use when the user wants to set up a project with the OnlyWorlds SDK (npm install @onlyworlds/sdk), scaffold a React/web app, fetch and display world data, or integrate OnlyWorlds as a headless backend. Covers SDK setup, credential handling, and…

OnlyWorlds/toolkit

Skill Claude CodeCodex

Enrich connections between existing world elements. Use when the user wants to find missing links, connect orphaned elements, add Relations, improve element interconnections, audit link density, or says elements feel disconnected or unlinked. Works on a world FOLDER on disk (Atlas world, converter output) or via the…

OnlyWorlds/toolkit

Skill Claude CodeCodex

Design and decompose complex worldbuilding systems using OnlyWorlds element types. Use when the user asks how to model or represent magic systems, political hierarchies, economies, factions, tech trees, religions, crafting systems, or any concept that needs structuring into linked elements. One concept often becomes…

OnlyWorlds/toolkit

Skill Claude CodeCodex

Entry point for the worldbuilding toolkit. Use when the user wants to organize, structure, or make sense of ANY worldbuilding material (notes, novels, campaign docs, world folders), asks what OnlyWorlds is, is new to the toolkit, or is unsure where to begin. No account needed for most paths. Routes to the right skill…

OnlyWorlds/toolkit

Skill Claude CodeCodex

Extract and structure worldbuilding elements from text into OnlyWorlds JSON. Use when the user wants to parse novels, manuscripts, campaign notes, TTRPG lore, wikis, or any fiction prose into Characters, Locations, Institutions, Objects, and other element types. Handles messy notes, avoids hallucinated fields, links…

OnlyWorlds/toolkit

Skill Claude CodeCodex

Connect a local project to an OnlyWorlds world. Creates .env credentials, caches world data locally, configures .gitignore. Use when the user has an OnlyWorlds account and wants to set up their workspace for parsing or API access. Offers full, key-only, or manual credential modes.

OnlyWorlds/toolkit

Skill Claude CodeCodex

OnlyWorlds schema reference — look up fields, validate element structure, check if fields exist, disambiguate between element types (e.g. Trait vs Ability, Institution vs Collective). Use when the user asks about OnlyWorlds fields, types, or data structure. Covers all 22 element types.

OnlyWorlds/toolkit

Skill Claude CodeCodex

Survey a world and produce a creative brief. Use when user says 'survey', 'survey world', 'read the world', 'feel the world', or wants an in-depth creative/emotional overview of a world's contents. Reads all elements from a world FOLDER on disk (Atlas world, converter output -- no account needed) or via the OnlyWorlds…