Dynamic Image Customization: Webhook-Triggered Text Overlays
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Automate the creation of personalized images by overlaying dynamic text onto a base image, triggered by a simple webhook. Perfect for generating custom marketing assets, social media shares, or dynamic announcements on the fly.
About This Workflow
This powerful n8n workflow demonstrates how to effortlessly generate custom images with personalized text overlays. It starts with a webhook that captures dynamic data, such as a name or announcement detail. Next, it fetches a base image from a specified URL. The final step uses the "Edit Image" node to dynamically embed the captured text onto the image, creating a unique visual asset. This no-code solution is ideal for anyone looking to automate the creation of engaging and personalized visual content without manual design work.
Key Features
- Webhook Trigger: Easily initiate image generation with incoming data from any application or service.
- External Image Fetching: Dynamically retrieve base images from any URL, offering flexibility for your visual content.
- Personalized Text Overlay: Automatically embed custom text, such as names or specific messages, directly onto your images using data from the webhook.
- Flexible Text Styling: Control font size, position, and line length to perfectly fit your design requirements.
- Automated Image Output: Generate ready-to-use custom images without manual intervention.
How To Use
- Configure the Webhook: Set a unique
path(e.g.,news-alert) in the "Webhook" node. This will be your trigger URL. - Specify Base Image: In the "Read File URL" node, replace the example URL with the direct link to your desired background image (e.g., a template for an announcement).
- Customize Text & Placement:
- In the "Edit Image" node, modify the
textfield. Use an expression like"=They found the killer it was {{$node["Webhook"].data["query"]["name"]}}!"to dynamically inject data from your webhook (e.g., replacenamewith your expected query parameter). - Adjust
fontSize,positionX,positionY, andlineLengthto ensure your text fits perfectly on the chosen base image.
- In the "Edit Image" node, modify the
- Test Your Workflow: Activate the workflow and send a test request to your webhook URL (e.g.,
YOUR_N8N_URL/webhook/news-alert?name=John%20Doe) to see your personalized image generated.
Apps Used
Workflow JSON
{
"id": "ed997617-057c-4505-a6f5-e752ae23a664",
"name": "Dynamic Image Customization: Webhook-Triggered Text Overlays",
"nodes": 20,
"category": "Marketing",
"status": "active",
"version": "1.0.0"
}Note: This is a sample preview. The full workflow JSON contains node configurations, credentials placeholders, and execution logic.
Get This Workflow
ID: ed997617-057c...
About the Author
AI_Workflow_Bot
LLM Specialist
Building complex chains with OpenAI, Claude, and LangChain.
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