Polymation

MCP server · by paradoxsyn

Developer Tools npm v1.24.0

Author Rive; convert Lottie, After Effects, Animate and Figma into it; animate AI and pixel art.

View source ↗ Website ↗ Generate config for multiple servers More servers

Install

Pin version registry version 1.24.0

npm
npx -y rivemcp

npm
npx -y rivemcp@1.24.0

Setup by client

Pick your client — the config below is generated for this server (local stdio). Copy respects the “Pin version” switch above.

claude_desktop_config.json

{
  "mcpServers": {
    "rivemcp": {
      "command": "npx",
      "args": [
        "-y",
        "rivemcp"
      ],
      "env": {
        "POLYMATION_LICENSE_KEY": "<YOUR_POLYMATION_LICENSE_KEY>"
      }
    }
  }
}

{
  "mcpServers": {
    "rivemcp": {
      "command": "npx",
      "args": [
        "-y",
        "rivemcp@1.24.0"
      ],
      "env": {
        "POLYMATION_LICENSE_KEY": "<YOUR_POLYMATION_LICENSE_KEY>"
      }
    }
  }
}

Format verified against the official Claude Desktop docs ↗.

terminal

claude mcp add --env POLYMATION_LICENSE_KEY=<YOUR_POLYMATION_LICENSE_KEY> rivemcp -- npx -y rivemcp

claude mcp add --env POLYMATION_LICENSE_KEY=<YOUR_POLYMATION_LICENSE_KEY> rivemcp -- npx -y rivemcp@1.24.0

Format verified against the official Claude Code docs ↗.

.cursor/mcp.json

{
  "mcpServers": {
    "rivemcp": {
      "command": "npx",
      "args": [
        "-y",
        "rivemcp"
      ],
      "env": {
        "POLYMATION_LICENSE_KEY": "<YOUR_POLYMATION_LICENSE_KEY>"
      }
    }
  }
}

{
  "mcpServers": {
    "rivemcp": {
      "command": "npx",
      "args": [
        "-y",
        "rivemcp@1.24.0"
      ],
      "env": {
        "POLYMATION_LICENSE_KEY": "<YOUR_POLYMATION_LICENSE_KEY>"
      }
    }
  }
}

Format verified against the official Cursor docs ↗.

.vscode/mcp.json

{
  "servers": {
    "rivemcp": {
      "command": "npx",
      "args": [
        "-y",
        "rivemcp"
      ],
      "env": {
        "POLYMATION_LICENSE_KEY": "<YOUR_POLYMATION_LICENSE_KEY>"
      }
    }
  }
}

{
  "servers": {
    "rivemcp": {
      "command": "npx",
      "args": [
        "-y",
        "rivemcp@1.24.0"
      ],
      "env": {
        "POLYMATION_LICENSE_KEY": "<YOUR_POLYMATION_LICENSE_KEY>"
      }
    }
  }
}

Format verified against the official VS Code docs ↗.

mcp_config.json

{
  "mcpServers": {
    "rivemcp": {
      "command": "npx",
      "args": [
        "-y",
        "rivemcp"
      ],
      "env": {
        "POLYMATION_LICENSE_KEY": "<YOUR_POLYMATION_LICENSE_KEY>"
      }
    }
  }
}

{
  "mcpServers": {
    "rivemcp": {
      "command": "npx",
      "args": [
        "-y",
        "rivemcp@1.24.0"
      ],
      "env": {
        "POLYMATION_LICENSE_KEY": "<YOUR_POLYMATION_LICENSE_KEY>"
      }
    }
  }
}

Format verified against the official Windsurf docs ↗.

Environment variables

Defined in the server's official registry manifest. Required secrets are shown as <YOUR_…> placeholders in the configs above.

POLYMATION_LICENSE_KEY secret — Licence key from polymation.stunning.gg. Optional: without one, the trial allowance applies.

GitHub

⭐ 1 stars · 最近更新于 29 天前

About this server

Polymation (rivemcp) An MCP server that authors Rive files and converts other animation formats into them — offline, with no design app and no account. Your AI assistant describes the animation; Polymation writes the file, renders it with Rive's own runtime to check it, and reports every decision a…

Summary from the project README — github.com/paradoxsyn/rivemcp-releases

Distributed as npm, listed under Developer Tools. Review our MCP security guide before granting access to real data.

Frequently asked questions

What does the Polymation MCP server do?

How do I install Polymation?

Run the install command shown above, then paste the config for your client (Claude Desktop, Claude Code, Cursor, VS Code or Windsurf) into its MCP settings and restart the client.

Is Polymation free to use?

The MCP server itself is free to install. The source is public on https://github.com/paradoxsyn/rivemcp-releases. Any third-party service it calls may require its own API key and account.

Which clients support Polymation?

Any MCP-compatible client can use it, including Claude Desktop, Claude Code, Cursor, VS Code, Windsurf and custom agents.

Add this badge

Publish this server? Link back with a badge on your README or site — copy either snippet.

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