Complete Resend API integration for n8n

Quick Start • Installation • Features • Documentation • Contributing

📧 Overview

n8n-nodes-resend-full is a community-built node that provides comprehensive integration between n8n and Resend — the modern email platform for developers. Send transactional emails, manage contacts and audiences, handle domains, and receive real-time webhooks, all within your n8n workflows.

Use Cases

• Marketing Automation: Send personalized emails based on user behavior
• Transaction Notifications: Order confirmations, shipping updates, password resets
• Approval Workflows: Human-in-the-loop email approvals with buttons
• AI Email Agents: Let AI agents compose and send contextual emails
• Contact Management: Automate audience segmentation and contact updates
• Webhook Processing: Real-time email delivery and engagement tracking

🚀 Quick Start

1. Install the Node

npm install n8n-nodes-resend-full

Or install via n8n Community Nodes UI.

2. Configure Credentials

1. Get your API key from Resend Dashboard
2. In n8n, go to Settings → Credentials
3. Click Add credential, search for Resend API
4. Paste your API key

3. Create Your First Workflow

[Trigger] → [Resend] → [Success Path]
   ↓
Send Email
- To: {{ $json.email }}
- Subject: Welcome!
- HTML: <h1>Hello {{ $json.name }}</h1>

📦 Installation

Method 1: n8n Community Nodes (Recommended)

1. In your n8n instance, go to Settings → Community Nodes
2. Click Install
3. Enter: n8n-nodes-resend-full
4. Restart n8n

Method 2: npm Installation

# In your n8n installation directory
npm install n8n-nodes-resend-full

# Restart n8n

Method 3: Docker

docker run -it --rm \
  -p 5678:5678 \
  -e N8N_NODES_INCLUDE=n8n-nodes-resend-full \
  n8nio/n8n

Development Installation

git clone https://github.com/Everyday-Workflows/n8n-nodes-resend-full.git
cd n8n-nodes-resend-full
npm install
npm run build
npm link
cd /path/to/n8n
npm link n8n-nodes-resend-full

✨ Features

100% API Coverage

Complete coverage of the Resend API (v1.1.0) with 12 resources and 60+ operations:

Human-in-the-Loop (HITL)

The Send and Wait for Response operation enables human-in-the-loop workflows:

• Approval Workflows: Send emails with Approve/Decline buttons
• Free Text Responses: Collect text input via a response form
• Configurable Wait Time: Set a timeout or wait indefinitely
• Secure Callbacks: Responses use signed URLs for security

AI Agent Support

This node is fully compatible with n8n AI Agents (requires n8n v1.79.0+):

• Automatic Tool Discovery: AI agents can discover and use all operations
• Dynamic Parameters: Use $fromAI() to let agents provide values at runtime
• Natural Language: Agents understand operation descriptions and parameters

Requirements:

1. n8n Version: 1.79.0 or higher
2. Environment Variable: N8N_COMMUNITY_PACKAGES_ALLOW_TOOL_USAGE=true
3. AI Agent Node: Connect Resend node to an AI Agent workflow

Example AI Parameters:

{
	{
		$fromAI('to', 'The recipient email address', 'string');
	}
}
{
	{
		$fromAI('subject', 'Email subject line', 'string');
	}
}
{
	{
		$fromAI('html', 'HTML email content', 'string');
	}
}

📚 Documentation

Trigger Events

The Resend Trigger node receives real-time webhooks for email events. Signatures are automatically verified using Svix.

🛠️ Development

Prerequisites

• Node.js >= 20.15
• npm or pnpm

Setup

git clone https://github.com/Everyday-Workflows/n8n-nodes-resend-full.git
cd n8n-nodes-resend-full
npm install

Build

npm run build

Development Mode

npm run dev

Linting

npm run lint
npm run lintfix

Formatting

npm run format

🤝 Contributing

We welcome contributions! Please see CONTRIBUTING.md for guidelines.

Quick Contributions

• Bug Reports: Open an issue
• Feature Requests: Open an issue
• Pull Requests: Submit a PR

📋 Limitations

• Maximum email size: 40MB (including attachments)
• Attachments not supported with scheduled emails
• AI Agent support requires n8n v1.79.0+

🔗 Resources

• Resend API Documentation
• n8n Community Nodes Documentation
• GitHub Repository
• Issue Tracker

📄 License

MIT © 2026 Everyday Workflows

Built with ❤️ by Everyday Workflows

GitHub • Issues • Resend Docs