Polymation for Claude Desktop
io.github.paradoxsyn/rivemcp
Author Rive (.riv/.rev) and convert Lottie, After Effects, Figma and Spline into it, offline.
client:Claude Desktop
transport:stdio
runtime:npm
Install Polymation in Claude Desktop
~/Library/Application Support/Claude/claude_desktop_config.json · windows: %APPDATA%\Claude\claude_desktop_config.json
{
"mcpServers": {
"rivemcp": {
"command": "npx",
"args": [
"-y",
"rivemcp"
],
"env": {
"POLYMATION_LICENSE_KEY": "<POLYMATION_LICENSE_KEY>"
}
}
}
}
Settings → Developer → Edit Config opens this file. Restart the app after saving. Claude Desktop docs