> ## Documentation Index
> Fetch the complete documentation index at: https://mintlify.com/n8n-io/n8n/llms.txt
> Use this file to discover all available pages before exploring further.
# Popular n8n Nodes
> Discover the most commonly used n8n integrations including Slack, Google Sheets, HTTP Request, and more
# Popular n8n Nodes
These are the most frequently used nodes in the n8n ecosystem, chosen for their versatility, reliability, and broad application across different automation scenarios.
## Essential Nodes
### HTTP Request
The Swiss Army knife of n8n - connect to any REST API.
**Use Cases:**
* Custom API integrations
* Internal service connections
* RESTful endpoint calls
* Webhook consumption
**Key Features:**
* All HTTP methods (GET, POST, PUT, DELETE, PATCH)
* Multiple authentication types
* Custom headers and query parameters
* Binary data support
* Automatic JSON parsing
**Configuration Example:**
```json theme={null}
{
"method": "POST",
"url": "https://api.example.com/users",
"authentication": "headerAuth",
"options": {
"response": {
"response": {
"fullResponse": false
}
}
}
}
```
**Best Practice:** Prefer dedicated integration nodes over HTTP Request when available. Dedicated nodes provide better authentication, pre-configured parameters, and improved error handling.
### Webhook
Start workflows from external HTTP requests - the gateway to event-driven automation.
**Use Cases:**
* Receive webhooks from external services
* Create custom API endpoints
* Form submission handling
* IoT device integration
* Third-party service notifications
**Key Features:**
* Test and production URLs
* Multiple HTTP methods support
* Built-in authentication options
* Custom response configuration
* CORS support
* IP allowlist filtering
**Example Webhook URL:**
```
Production: https://your-n8n.com/webhook/user-signup
Test: https://your-n8n.com/webhook-test/user-signup
```
### Code
Run custom JavaScript or Python for complex transformations.
**Use Cases:**
* Complex data transformations
* Multi-step algorithms
* Custom business logic
* Date/time calculations
* String manipulation
**JavaScript Example:**
```javascript theme={null}
// Process multiple items
const processedItems = $input.all().map(item => ({
json: {
fullName: `${item.json.firstName} ${item.json.lastName}`,
email: item.json.email.toLowerCase(),
timestamp: new Date().toISOString()
}
}));
return processedItems;
```
**Python Example:**
```python theme={null}
import pandas as pd
from datetime import datetime
# Process data with pandas
items = [item['json'] for item in _input.all()]
df = pd.DataFrame(items)
# Transform data
df['processed_date'] = datetime.now()
return df.to_dict('records')
```
Use Code node as a **last resort**. Native nodes like Set, Filter, and Aggregate are faster and easier to maintain. Code nodes run in a sandboxed environment with performance overhead.
## Communication Platforms
### Slack
The most popular team communication integration.
**Current Version:** 2.4 (versioned node)
**Supported Operations:**
* **Message** - Send, update, delete messages
* **Channel** - Create, archive, list channels
* **User** - Get user info, list users
* **File** - Upload, list files
* **Reaction** - Add, remove reactions
* **Star** - Add, remove stars
**Authentication:** OAuth2 or Access Token
**Common Use Cases:**
* Team notifications
* Alert systems
* Approval workflows
* Bot interactions
* Status updates
**Send a Rich Message:**
```json theme={null}
{
"resource": "message",
"operation": "post",
"channel": "#general",
"text": "New user registered!",
"attachments": [
{
"color": "#36a64f",
"fields": [
{
"title": "Email",
"value": "{{ $json.email }}",
"short": true
},
{
"title": "Name",
"value": "{{ $json.name }}",
"short": true
}
]
}
]
}
```
**Upload a File:**
```json theme={null}
{
"resource": "file",
"operation": "upload",
"channels": "#reports",
"binaryProperty": "data",
"fileName": "monthly-report.pdf"
}
```
Listen for Slack events in real-time:
**Supported Events:**
* New messages
* Channel updates
* User mentions
* Reactions added
* File shared
**Setup:**
1. Create Slack App
2. Enable Event Subscriptions
3. Subscribe to bot events
4. Copy webhook URL to Slack
**Example Trigger Config:**
```json theme={null}
{
"event": "message",
"channel": "#support",
"resolve": "user"
}
```
### Microsoft Teams
Enterprise team collaboration platform.
**Operations:**
* Send messages to channels
* Create/manage channels
* Send chat messages
* Manage teams
**Authentication:** Microsoft OAuth2
**Example - Post to Channel:**
```json theme={null}
{
"resource": "message",
"operation": "create",
"teamId": "{{ $json.teamId }}",
"channelId": "{{ $json.channelId }}",
"messageType": "text",
"message": "Deployment completed successfully!"
}
```
### Discord
Gaming and community platform integration.
**Operations:**
* Send messages
* Manage channels
* Handle webhooks
* Manage roles
* Bot operations
**Authentication:** Bot Token or Webhook
**Webhook Example:**
```json theme={null}
{
"content": "Server status: Online ✅",
"username": "Status Bot",
"embeds": [
{
"title": "System Health",
"description": "All services operational",
"color": 5814783
}
]
}
```
## Google Workspace
### Google Sheets
Spreadsheet automation powerhouse.
**Document Operations:**
* Read/write rows
* Append data
* Update rows
* Delete rows
* Clear sheet
* Look up values
**Advanced Features:**
* Resource locators (by URL, ID, or list)
* Column mapping
* Formula support
* Batch operations
* Upsert functionality
**Authentication:** Google OAuth2
**Append Row:**
```json theme={null}
{
"operation": "appendOrUpdate",
"documentId": "1BxiMVs0XRA5n...",
"sheetName": "Sheet1",
"columns": {
"mappingMode": "defineBelow",
"value": {
"Name": "={{ $json.name }}",
"Email": "={{ $json.email }}",
"Date": "={{ $now.format('yyyy-MM-dd') }}"
}
}
}
```
**Look Up Row:**
```json theme={null}
{
"operation": "readRows",
"documentId": "{{ $json.spreadsheetId }}",
"sheetName": "Customers",
"filters": {
"conditions": [
{
"field": "Email",
"condition": "equals",
"value": "{{ $json.email }}"
}
]
}
}
```
**Google Sheets Trigger:**
Monitor spreadsheet changes with polling:
**Trigger Types:**
* Row added
* Row updated
* Row added or updated
**Configuration:**
```json theme={null}
{
"event": "rowAdded",
"documentId": "1BxiMVs0XRA5n...",
"sheetName": "Sheet1",
"pollTime": 300000 // 5 minutes
}
```
**How It Works:**
* Polls spreadsheet at regular intervals
* Compares with previous state
* Triggers on detected changes
* Uses workflow static data for state
### Gmail
Email automation and management.
**Operations:**
* Send emails
* Search messages
* Add labels
* Mark as read/unread
* Download attachments
* Delete messages
**Gmail Trigger:**
* Polling-based trigger
* Monitor inbox or labels
* Filter by sender, subject
* Process attachments
**Send Email Example:**
```json theme={null}
{
"operation": "send",
"to": "user@example.com",
"subject": "Welcome to our service!",
"message": "Thank you for signing up!
",
"options": {
"attachments": "data",
"ccList": "manager@example.com"
}
}
```
### Google Calendar
Event scheduling and calendar management.
**Operations:**
* Create events
* Update events
* Delete events
* Get event details
* List events
**Create Event Example:**
```json theme={null}
{
"operation": "create",
"calendarId": "primary",
"start": "2024-03-15T10:00:00",
"end": "2024-03-15T11:00:00",
"summary": "Team Standup",
"description": "Daily team sync",
"attendees": [
"team@example.com"
]
}
```
### Google Drive
File storage and sharing automation.
**Operations:**
* Upload files
* Download files
* Create folders
* Move/copy files
* Share files
* List files/folders
**Google Drive Trigger:**
* Monitor for new files
* Watch specific folders
* Filter by file type
**Upload File Example:**
```json theme={null}
{
"operation": "upload",
"name": "{{ $json.filename }}",
"binaryProperty": "data",
"options": {
"parents": ["folder-id-123"]
}
}
```
## Data Processing
### Set (Edit Fields)
Transform and manipulate data without code.
**Operations:**
* Add/remove fields
* Rename fields
* Set values
* Use expressions
* Include/exclude fields
**Example:**
```json theme={null}
{
"mode": "manual",
"fields": {
"values": [
{
"name": "fullName",
"type": "stringValue",
"stringValue": "={{ $json.firstName }} {{ $json.lastName }}"
},
{
"name": "email",
"type": "stringValue",
"stringValue": "={{ $json.email.toLowerCase() }}"
},
{
"name": "age",
"type": "numberValue",
"numberValue": "={{ $json.birthYear ? $now.year() - $json.birthYear : null }}"
}
]
}
}
```
**Use Instead of Code Node For:**
* Field renaming
* Value transformation
* Data cleanup
* Type conversion
### Filter
Route or remove items based on conditions.
**Condition Types:**
* String contains/equals
* Number comparisons
* Date comparisons
* Boolean checks
* Regex matching
* Empty/exists checks
**Example:**
```json theme={null}
{
"conditions": {
"combinator": "and",
"conditions": [
{
"leftValue": "={{ $json.status }}",
"operator": "equals",
"rightValue": "active"
},
{
"leftValue": "={{ $json.amount }}",
"operator": "gt",
"rightValue": 100
}
]
}
}
```
### Merge
Combine data from multiple branches.
**Merge Modes:**
* **Append** - Combine all items
* **Keep Key Matches** - Join on matching field
* **Merge By Index** - Combine by position
* **Merge By Key** - Advanced key-based merging
* **Multiplex** - Create combinations
**Example - Merge by Key:**
```json theme={null}
{
"mode": "combine",
"mergeByFields": {
"values": [
{
"field1": "userId",
"field2": "id"
}
]
},
"options": {
"joinMode": "keepMatches"
}
}
```
## Databases
### PostgreSQL
Powerful relational database integration.
**Operations:**
* Execute queries
* Insert rows
* Update rows
* Delete rows
* Transactions
**Query Example:**
```sql theme={null}
SELECT u.*, o.order_total
FROM users u
LEFT JOIN orders o ON u.id = o.user_id
WHERE u.created_at > $1
ORDER BY u.created_at DESC
```
**Parameters:**
```json theme={null}
{
"$1": "={{ $json.startDate }}"
}
```
### MongoDB
NoSQL document database operations.
**Operations:**
* Find documents
* Insert documents
* Update documents
* Delete documents
* Aggregate
**Find Example:**
```json theme={null}
{
"operation": "find",
"collection": "users",
"query": {
"status": "active",
"age": { "$gte": 18 }
},
"options": {
"sort": { "createdAt": -1 },
"limit": 100
}
}
```
## Schedule & Time
### Schedule Trigger
Run workflows on a time-based schedule.
**Trigger Intervals:**
* Seconds, minutes, hours
* Days, weeks, months
* Custom cron expressions
* Multiple schedules
**Examples:**
**Daily at 9 AM:**
```json theme={null}
{
"rule": {
"interval": [
{
"field": "days",
"hoursInterval": 1,
"minutesInterval": 0,
"triggerAtHour": 9
}
]
}
}
```
**Every Monday:**
```json theme={null}
{
"rule": {
"interval": [
{
"field": "weeks",
"triggerAtDay": [1],
"triggerAtHour": 8
}
]
}
}
```
**Custom Cron:**
```json theme={null}
{
"rule": {
"interval": [
{
"field": "cronExpression",
"expression": "0 */30 9-17 * * 1-5"
}
]
}
}
```
## CRM & Sales
### HubSpot
Marketing, sales, and service platform.
**Resources:**
* Contacts
* Companies
* Deals
* Tickets
* Forms
* Engagements
**Create Contact Example:**
```json theme={null}
{
"resource": "contact",
"operation": "create",
"properties": {
"email": "{{ $json.email }}",
"firstname": "{{ $json.firstName }}",
"lastname": "{{ $json.lastName }}",
"phone": "{{ $json.phone }}",
"company": "{{ $json.company }}"
}
}
```
### Salesforce
Enterprise CRM platform.
**Resources:**
* Leads
* Accounts
* Contacts
* Opportunities
* Cases
* Custom objects
**SOQL Query Example:**
```sql theme={null}
SELECT Id, Name, Email, CreatedDate
FROM Lead
WHERE Status = 'New'
AND CreatedDate = TODAY
ORDER BY CreatedDate DESC
```
## Next Steps
Learn about webhooks, polling, and schedule triggers
Explore data transformation and action nodes
Create your first automated workflow
Detailed API documentation for all nodes