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Marble

Official registry Productivity

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Website

Install

Add this to your client's MCP configuration (Claude Desktop: claude_desktop_config.json; Cursor: .cursor/mcp.json; VS Code and others use the same "mcpServers" shape).

Remote (streamable-http)
Claude Code 
claude mcp add --transport http marble 'https://marble.md/mcp'
JSON configuration (Claude Desktop, Cursor, VS Code) 
{
    "mcpServers": {
        "marble": {
            "type": "http",
            "url": "https://marble.md/mcp"
        }
    }
}

Frequently asked questions

What is Marble?

Read, write, organise and share Markdown notes in Marble, the collaborative Markdown editor.

How do I install Marble?

It runs as a remote server. In Claude Code: claude mcp add --transport http marble 'https://marble.md/mcp'. For other clients, paste the JSON configuration from this page into their MCP settings.

Does Marble need an API key?

Its registry entry lists no required key or secret. Some features may still need an account with the service it connects to.

Who maintains Marble?

It is published by md.marble. AI.tn lists it but does not maintain or endorse it.

From the official MCP Registry. Listing is not an endorsement: review a server's code and permissions before giving it access to your data.