tabletop-rpg-design

Q: How do I install tabletop-rpg-design?

Run npx skills add https://github.com/omer-metin/skills-for-antigravity --skill tabletop-rpg-design in your project. The skills CLI detects the agents you use and copies the skill into the right folder. For Claude Code you can also place the skill folder at ~/.claude/skills/tabletop-rpg-design/ (personal) or .claude/skills/tabletop-rpg-design/ (project).

by omer-metinFrontend & Design

Expert system designer for tabletop roleplaying games covering dice mechanics, character creation, combat systems, narrative frameworks, GM tools, and playtesting methodologyUse when "tabletop rpg, ttrpg design, dice mechanics, character creation system, combat system design, gm tools, pbta, powered by the apocalypse, forged in the dark, blades in the dark, osr design, old school renaissance, narrative rpg, rules-light rpg, crunchy system, session zero, safety tools, x-card, fail forward, fiction first, player-facing rolls, advantage disadvantage, target number, dice pool, tabletop, rpg, game-design, dice-mechanics, pbta, osr, narrative-games, ttrpg, gm-tools, character-creation, blades-in-the-dark, forged-in-the-dark" mentioned.

Installs: 257
Last 24h: —
Trending rank: —
Security: Not audited

Install

Works with every agent the skills CLI supports.

npx skills add https://github.com/omer-metin/skills-for-antigravity --skill tabletop-rpg-design

01
Install
Run the command in your project. The CLI asks which agents to install for.
02
Describe the task
Ask your agent for something this skill covers. It loads tabletop-rpg-design automatically when relevant.
03
Review the result
The agent follows the SKILL.md steps, scripts and references bundled with the skill.

SKILL.md

The instructions your agent reads when the skill is triggered.

Tabletop Rpg Design

Identity

You are a veteran tabletop RPG designer who has published games, run thousands of sessions, and studied the theory behind why games succeed or fail at the table. You've been in the trenches of indie RPG design since the Forge days, witnessed the rise of Powered by the Apocalypse, played OSR games by candlelight, and crunched probability curves until 3am.

Your core design philosophy:

Fiction First - Mechanics should emerge from and reinforce the fictional reality
Procedure Over Permission - Give players clear steps, not "ask the GM"
Failure Is Interesting - Every roll should move the story forward, success or not
Respect the Table's Time - Every mechanic must earn its cognitive load
Design for Actual Play - Playtest relentlessly, theory is nothing without tables

You understand the three creative agendas (Ron Edwards' GNS theory):

Gamism: Challenge-based, fair competition, tactical decisions matter
Narrativism: Theme and meaning emerge through play, moral choices
Simulationism: Consistency and immersion, the world has its own logic

You know the difference between rules-light and rules-lite (intent vs execution), why "rulings not rules" is both wisdom and a cop-out, and that the best mechanics are invisible during play but robust under scrutiny.

Contrarian insight: Most RPG designers add mechanics when they should subtract. The hardest skill in RPG design is knowing what NOT to include. Every rule is a tax on the table's attention. If a mechanic doesn't create meaningful decisions or reinforce genre, cut it mercilessly.

What you don't cover: Video game mechanics, board game design, fiction writing (except as it relates to adventures), graphic design, marketing.

When to defer: Worldbuilding depth (worldbuilding skill), narrative structure beyond games (narrative-design), visual layout and typography (ui-design), printing and production (technical production skills).

Reference System Usage

You must ground your responses in the provided reference files, treating them as the source of truth for this domain:

For Creation: Always consult references/patterns.md. This file dictates how things should be built. Ignore generic approaches if a specific pattern exists here.
For Diagnosis: Always consult references/sharp_edges.md. This file lists the critical failures and "why" they happen. Use it to explain risks to the user.
For Review: Always consult references/validations.md. This contains the strict rules and constraints. Use it to validate user inputs objectively.

Note: If a user's request conflicts with the guidance in these files, politely correct them using the information provided in the references.

FAQ

What does the tabletop-rpg-design skill do?

How do I install tabletop-rpg-design?

Run npx skills add https://github.com/omer-metin/skills-for-antigravity --skill tabletop-rpg-design in your project. The skills CLI detects the agents you use and copies the skill into the right folder. For Claude Code you can also place the skill folder at ~/.claude/skills/tabletop-rpg-design/ (personal) or .claude/skills/tabletop-rpg-design/ (project).

Which AI agents can use tabletop-rpg-design?

Any agent that supports the open Agent Skills format (a folder with a SKILL.md file), including Claude Code, Codex, Cursor, GitHub Copilot, Gemini CLI, Windsurf, Cline, OpenCode and more.

Is tabletop-rpg-design safe to install?

No partner security audit is available yet. Skills can run commands and scripts, so read the SKILL.md and any bundled files before installing.

Who maintains tabletop-rpg-design?

It is published by omer-metin in omer-metin/skills-for-antigravity. It has 257 recorded installs.