Google Calendar Event Automation

The workflow JSON

Copy or download the full n8n JSON below. Paste it into a new n8n workflow, add your credentials, activate. Full import guide →

{
  "name": "Calendars",
  "nodes": [
    {
      "parameters": {
        "path": "calendar",
        "authentication": "jwtAuth",
        "responseMode": "responseNode",
        "options": {}
      },
      "type": "n8n-nodes-base.webhook",
      "typeVersion": 2,
      "position": [
        -340,
        -40
      ],
      "id": "45bad7ad-4822-47c9-b56a-d6fc669a060a",
      "name": "Webhook",
      "credentials": {
        "jwtAuth": {
          "name": "<your credential>"
        }
      }
    },
    {
      "parameters": {
        "operation": "decode",
        "token": "={{ $('Webhook').first().json.headers.authorization.split(' ').pop() }}",
        "options": {
          "complete": true
        }
      },
      "type": "n8n-nodes-base.jwt",
      "typeVersion": 1,
      "position": [
        -120,
        -40
      ],
      "id": "e2f70947-de3b-436f-a9ce-2d3cc36e342f",
      "name": "JWT",
      "credentials": {
        "jwtAuth": {
          "name": "<your credential>"
        }
      }
    },
    {
      "parameters": {
        "collection": "calendar",
        "options": {
          "sort": "{\n  \"date\": -1\n}"
        }
      },
      "type": "n8n-nodes-base.mongoDb",
      "typeVersion": 1.2,
      "position": [
        100,
        -40
      ],
      "id": "14e4032f-c712-4f23-a4cd-810c10062f84",
      "name": "MongoDB1",
      "credentials": {
        "mongoDb": {
          "name": "<your credential>"
        }
      }
    },
    {
      "parameters": {
        "respondWith": "allIncomingItems",
        "options": {}
      },
      "type": "n8n-nodes-base.respondToWebhook",
      "typeVersion": 1.3,
      "position": [
        320,
        -40
      ],
      "id": "7aa7db4c-3cfd-4c83-8b57-d57a2e9171e0",
      "name": "Respond to Webhook"
    }
  ],
  "connections": {
    "Webhook": {
      "main": [
        [
          {
            "node": "JWT",
            "type": "main",
            "index": 0
          }
        ]
      ]
    },
    "JWT": {
      "main": [
        [
          {
            "node": "MongoDB1",
            "type": "main",
            "index": 0
          }
        ]
      ]
    },
    "MongoDB1": {
      "main": [
        [
          {
            "node": "Respond to Webhook",
            "type": "main",
            "index": 0
          }
        ]
      ]
    }
  },
  "active": true,
  "settings": {
    "executionOrder": "v1"
  },
  "versionId": "764c4f5e-882c-44a4-8f2a-f565a75d0834",
  "meta": {
    "templateCredsSetupCompleted": true
  },
  "id": "inS0E6F8iSBDaH46",
  "tags": [
    {
      "createdAt": "2025-06-13T07:30:34.041Z",
      "updatedAt": "2025-06-13T07:30:34.041Z",
      "id": "AgDs3J2qmEqP65Pf",
      "name": "user"
    }
  ]
}

Credentials you'll need

Each integration node will prompt for credentials when you import. We strip credential IDs before publishing — you'll add your own.

• googleCalendarOAuth2Api

About this workflow

Calendars. Uses manualTrigger, googleCalendarTrigger, googleCalendar. Event-driven trigger; 3 nodes.

Source: https://github.com/TheBoatyMcBoatFace/reinhardt-backups/blob/c5b7b6e593f62dae7a6353cd8bd3655657848c65/workflows/Calendars.json — original creator credit. Request a take-down →

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