n8n-nodes-canva-improved

Enhanced Canva integration for n8n with AI-powered design generation and MCP support.

🚀 Features

3 Powerful Nodes

1. Canva MCP Auth - OAuth 2.0 authentication with Dynamic Client Registration
2. Canva MCP - AI-powered design generation via Model Context Protocol
3. Canva (REST) - Traditional REST API for CRUD operations

Key Capabilities

• ✅ AI Design Generation: Create presentations, posters, and documents with AI
• ✅ Automatic Export: Export designs as PDF, PNG, JPG (PRO quality)
• ✅ n8n AI Agent Ready: Full integration with n8n AI Agent using MCP Tool
• ✅ OAuth 2.0 PKCE: Secure authentication flow
• ✅ Brand Kit Support: Use your brand assets and colors

📦 Installation

Option 1: From npm (Recommended)

npm install n8n-nodes-canva-improved

Then restart n8n.

Option 2: Manual Installation

# In your n8n installation directory
cd ~/.n8n/custom
npm install n8n-nodes-canva-improved

# Restart n8n
pm2 restart n8n
# or
systemctl restart n8n

Option 3: Community Nodes (n8n Cloud/Self-hosted)

1. Go to Settings → Community Nodes
2. Click Install a community node
3. Enter: n8n-nodes-canva-improved
4. Click Install

🎯 Quick Start

1. Authentication Setup

1. Get your Canva credentials:

   • Go to Canva Developers
   • Create or select an app
   • Copy Client ID and Client Secret

2. In n8n:

   • Add Canva MCP Auth node
   • Click Create New Credential
   • Paste your Client ID and Client Secret
   • Click Connect my account
   • Authorize in Canva

2. AI Design Generation

Basic Workflow:

Canva MCP Auth → AI Agent (MCP Tool) → PDF Generated

Configure AI Agent:

1. Add AI Agent node

2. In Tools section:

   • Select MCP Tool
   • Connection Type: Bearer Auth
   • Authorization Value: {{$json.access_token}}
   • MCP Server URL: https://mcp.canva.com/sse

3. Give it a prompt:

Generate a professional presentation about "Artificial Intelligence in Business"
with 10 slides. Use design_type: 'presentation'. Include:
- Title slide
- Problem overview
- Solution architecture
- Benefits analysis
- Implementation roadmap
- Case studies
- ROI metrics
- Risk mitigation
- Timeline
- Call to action

Export as PDF.

3. Available MCP Operations

• generate-design - AI-powered design creation
• create-design-from-candidate - Convert AI design to editable
• export-design - Export to PDF/PNG/JPG
• search-designs - Find your designs
• get-design - Get design details
• list-brand-kits - Access your brand assets

🛠️ Requirements

• n8n: v1.54.4 or higher
• Node.js: v18.10.0 or higher
• Canva Account: Free or Pro

🔒 Permissions Required

When authorizing, the node requests these Canva permissions:

• design:content:read - Read design content
• design:content:write - Create and modify designs
• design:meta:read - Read design metadata
• asset:read - Access your assets
• asset:write - Upload assets
• folder:read - Browse folders
• folder:write - Organize designs
• profile:read - Read your profile

💡 Use Cases

• Generate professional presentations automatically
• Create marketing materials with AI
• Export designs as high-quality PDFs
• Automate content creation workflows
• Integrate Canva into your automation pipelines

🐛 Troubleshooting

OAuth Callback Error

Problem: "ERR_EMPTY_RESPONSE" during authentication

Solution: Ensure your n8n instance is accessible at the redirect URI configured in Canva (typically http://localhost:5678 for local development).

AI Agent Connection Issues

Problem: "Invalid arguments for tool generate-design"

Solution: Make sure you're passing the query parameter with detailed design requirements. Be specific about design_type and content.

MCP Tool Not Listed

Problem: Custom credentials don't appear in MCP Tool selection

Solution: Use standard Bearer Auth with the access_token from Canva MCP Auth node output.

📄 License

MIT License - see LICENSE file for details.

🤝 Contributing

Contributions are welcome! Please read CONTRIBUTING.md for guidelines.

🔗 Links

• npm Package
• GitHub Repository
• n8n Documentation
• Canva Developers
• Model Context Protocol

⭐ Support

If you find this node useful, please:

• ⭐ Star the GitHub repository
• 🐛 Report issues
• 💡 Request features

Made with ❤️ for the n8n community