n8n-nodes-service-account-google-calendar

This is an n8n community node that allows you to use Google Calendar API with Service Account authentication instead of OAuth2.

Installation

Community Nodes (Recommended)

1. Go to Settings > Community Nodes in n8n
2. Select Install
3. Enter n8n-nodes-service-account-google-calendar
4. Agree to the risks and install

Manual Installation

npm install n8n-nodes-service-account-google-calendar

Setup

1. Create a Service Account

1. Go to Google Cloud Console
2. Create or select a project
3. Enable the Google Calendar API
4. Go to IAM & Admin > Service Accounts
5. Click Create Service Account
6. Give it a name and click Create
7. Click on the created service account
8. Go to Keys tab
9. Click Add Key > Create New Key
10. Select JSON and download the file

2. Configure Domain-Wide Delegation (Optional)

If you need to access calendars of users in your Google Workspace:

1. In the service account details, click Show Domain-Wide Delegation
2. Enable Domain-Wide Delegation
3. Copy the Client ID
4. Go to Google Workspace Admin Console
5. Navigate to Security > API Controls > Domain-wide Delegation
6. Click Add new
7. Paste the Client ID
8. Add the scope: https://www.googleapis.com/auth/calendar
9. Click Authorize

3. Share Calendar with Service Account

Share your Google Calendar with the service account email address (found in the JSON file as client_email).

4. Configure n8n Credentials

1. In n8n, create new credentials: Google Calendar Service Account API
2. Enter the Service Account Email (from JSON: client_email)
3. Enter the Private Key (from JSON: private_key)
4. (Optional) Enter Impersonate User Email if using domain-wide delegation

Operations

Event

• Create: Create a new calendar event
• Get: Get a specific event
• Get Many: List events from a calendar
• Update: Update an existing event
• Delete: Delete an event

Calendar

• Get Many: List all calendars

Example Usage

Create an Event

• Calendar ID: primary or specific calendar ID
• Summary: Event title
• Start: Event start time
• End: Event end time
• Additional Fields:
  • Description
  • Location
  • Attendees (comma-separated emails)

Compatibility

Tested with n8n version 1.0.0+

Resources

• n8n community nodes documentation
• Google Calendar API documentation
• Service Account documentation

License

MIT