MCPNav

AddCal

MCP server · by co

Productivity
Streamable HTTP
v1.0.1

Publish public calendars and events others subscribe to: RSVPs, feeds and add-to-calendar links.

Install

Run one of the commands below, then add the client config underneath.

Streamable HTTP
https://addcal.co/mcp

Client configuration

Paste into Claude Desktop, Cursor (mcp.json), VS Code or any MCP client, then restart the client.

mcpServers
{
  "mcpServers": {
    "addcal": {
      "url": "https://addcal.co/mcp"
    }
  }
}

About this server

AddCal is listed in the Productivity category of the MCPNav directory. It is distributed as Streamable HTTP and can be loaded by any client that speaks the Model Context Protocol.

Typical uses include giving your assistant scoped access to the corresponding service so it can answer questions and take actions with real data instead of guessing. Always review what a server can access before you enable it — see our MCP security guide.

Frequently asked questions

What is the AddCal MCP server?

AddCal is an MCP server by co. Publish public calendars and events others subscribe to: RSVPs, feeds and add-to-calendar links.

How do I install AddCal?

Install it with: https://addcal.co/mcp. Then add the JSON config to your client's MCP settings and restart the client.

Is AddCal free to use?

The MCP server itself is free to install. The source is public on https://github.com/addcal/mcp. Any third-party API it calls (such as a search or maps API) may require its own key and billing.

Which clients support AddCal?

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