Comparison

AWS Labs Nova Canvas vs rpg

rpg is no longer listed on any marketplace we read: these are its last known data, as of 2026‑10‑16.

AWS Labs Nova Canvas is an MCP server published by awslabs. Marketplaces we read that list it: 1 (Docker MCP Catalog). rpg is a plugin bundle for AI coding tools published by MythX Engine. No marketplace we read lists it any more. As of our marketplace pass on 2026-10-28. A plugin in this pair is no longer listed on any marketplace we read, so search engines are asked not to index the page.

Where each is published

Where each is published
Marketplace	AWS Labs Nova Canvas	rpg
Docker MCP Catalog	Listed Version: sha256:5582496accaa Forks (GitHub): 1 835 Pulls (Docker Hub): 11 449 Stars (Docker Hub): 0 Stars (GitHub): 9 839 Not marked · First seen 2026-10-11	Not listed
Community marketplace protolabsai/mythx-mcp	Not listed	Removed on 2026-10-16 Version: 1.4.0 Forks (GitHub): 0 Stars (GitHub): 2 Not marked · First seen 2026-10-14

Each figure is the marketplace's own and is never added up across marketplaces. A marketplace that publishes no figure shows none: no number is not zero.

The facts side by side

AWS Labs Nova Canvas vs rpg
Fact	AWS Labs Nova Canvas	rpgno longer listed · 2026-10-16
Marketplaces that list it (differs)	1	0
Stars (GitHub) (differs)	9 839	2
Pulls (Docker Hub) (differs)	11 449	No figure on Docker Hub
Forks (GitHub) (differs)	1 835	0
Last release	Not published	Not published
Where it runs (differs)	On your machine (mcp/nova-canvas-mcp-server)	On your machine (@mythxengine/mcp-server)
Transport (differs)	stdio	Not stated
Tools it declares (differs)	2	Not published
Environment variables it asks for (differs)	5, secrets among them: 2	Not published
Hooks it runs (differs)	Not published	8
Parts of the bundle (differs)	Not a bundle	17
Licence (differs)	Apache-2.0	Not stated
Repository (differs)	github.com/awslabs/mcp	github.com/protolabsai/mythx-mcp
Changes in the last 7 days	0	0
First seen (differs)	2026-10-11	2026-10-14

Lines where the two differ have a tinted background and bold values. No value is marked better or worse: a plugin no marketplace lists any more is shown with its last known data, which we do not rank against current figures.

What to use instead of rpg

Plugins still listed whose own names, descriptions, tools and skills are closest in meaning to it. Comparable, not endorsed.

game-dev-commands

Game development workflow commands as skills — architect, build, review, balance, expand, quest, and lore generation.

by fcsouza · Plugin bundle

Listed on: Community GitHub marketplaces · Describes nearly the same job
talebuddy io.talebuddy/talebuddy

Turn a brainstorming conversation into a story bible of characters, locations, items, and lore.

by talebuddy.io · MCP server

Listed on: Official MCP Registry · Describes nearly the same job
FluidTalk

Create AI Characters and generate their DM and comment replies from any MCP client.

by fluidvip.com · MCP server

Listed on: Official MCP Registry · Describes nearly the same job
Archivist AI

Official remote MCP server for Archivist AI TTRPG campaign memory: characters, sessions, and more.

by Astrotomic · MCP server

Listed on: Official MCP Registry · Describes nearly the same job
Familiar

AI co-pilot for Foundry VTT: runs combat, scenes, voices and audio. Requires the Familiar module.

by familiarvtt.com · MCP server

Listed on: Official MCP Registry, npm registry (MCP servers) · Describes nearly the same job
kazkar ai.kazkar/kazkar

Access your Kazkar TTRPG world — campaigns, chronicles, transcripts, lore — in any MCP client.

by kazkar.ai · MCP server

Listed on: Official MCP Registry · Describes nearly the same job

Its card, with similar plugins by marketplace

What each says it does

AWS Labs Nova Canvas

In its own words, on Docker MCP Catalog:

AI image generation using Amazon Nova Canvas.

rpg

In its own words, on Community GitHub marketplaces:

RPG World Builder — Full tabletop RPG experience with parallel world generation, AI companions, GM-driven gameplay, combat, and book generation.

How to run each

AWS Labs Nova Canvas As a local MCP server: Docker image

Claude Code

claude mcp add --env "AWS_SECRET_ACCESS_KEY=<YOUR_AWS_SECRET_ACCESS_KEY>" --env "AWS_SESSION_TOKEN=<YOUR_AWS_SESSION_TOKEN>" --transport stdio awslabs-nova-canvas -- docker run -i --rm -e AWS_SECRET_ACCESS_KEY -e AWS_SESSION_TOKEN mcp/nova-canvas-mcp-server

Requires: AWS_SECRET_ACCESS_KEY (secret), AWS_SESSION_TOKEN (secret)

rpg

No data for an automatic command: what its marketplaces declare does not say unambiguously how to connect it.

Commands built only from what the marketplaces declare; the full set for every client is on each card.

Tools each declares

The marketplaces of rpg publish no list of tools, so we do not compare tools.

Settings each asks for

The marketplaces of rpg publish no settings it asks for, so we do not compare settings.

What it can do: AWS Labs Nova Canvas · What it can do: rpg · Compare two other plugins

Data comes from the Docker MCP Catalog (desktop.docker.com/mcp/catalog) and Docker Hub. Data comes from public marketplace files in GitHub repositories of their authors. Figures come from our own regular passes over the marketplaces, last read on 2026-10-28. We publish no contact details for plugin publishers.