npx claudepluginhub yesmarket/claude-marketplace --plugin speckit-extensionsAdd to your .mcp.json:
{
"mcpServers": {
"lucidchart": {
"url": "https://mcp.lucid.app/mcp"
}
}
}This server connects to external services. Review the URLs it accesses before enabling.
https://mcp.lucid.app/mcp