Resize, sharpen, and compress an image to fit email platform size limits in a single pipeline.
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iterationlayer/skills4Updated Jun 9, 2026
FreePublished on GitHub
generate-og-image
Generate a branded Open Graph image with a generative wave background, logo, and tagline.
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Works withn8n
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SKILL.md (original)
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Generate OG Image
Sites and apps use this recipe to generate a unique, branded OG image per page. A solid-color canvas holds a decorative background image with rounded corners, a logo, the brand name, and a tagline — ready to serve as an og:image meta tag.
APIs Used
Image Generation (1 credits/request)
Prerequisites
You need an Iteration Layer API key. Get one at platform.iterationlayer.com during the 7-day trial.
For full integration guidance (SDKs, auth, MCP, error handling), see the Iteration Layer Integration Guide.
Implementation
curl -X POST \
https://api.iterationlayer.com/image-generation/v1/generate \
-H "Authorization: Bearer YOUR_API_KEY" \
-H "Content-Type: application/json" \
-d '{
"dimensions": {
"width_in_px": 1200,
"height_in_px": 630,
},
"output_format": "jpeg",
"layers": [
{
"index": 0,
"type": "solid-color",
"hex_color": "#FFFFFF"
},
{
"index": 1,
"type": "image",
"file": {
"type": "url",
"name": "background.png",
"url": "https://example.com/background.png",
},
"position": {
"x_in_px": 20.0,
"y_in_px": 20.0,
},
"dimensions": {
"width_in_px": 1160,
"height_in_px": 478,
},
"border_radius": 24
},
{
"index": 2,
"type": "image",
"file": {
"type": "url",
"name": "logo.svg",
"url": "https://example.com/logo.svg",
},
"position": {
"x_in_px": 20.0,
"y_in_px": 542.0,
},
"dimensions": {
"width_in_px": 56,
"height_in_px": 56,
}
},
{
"index": 3,
"type": "text",
"text": "Nordlicht GmbH",
"font_name": "Inter",
"font_size_in_px": 32,
"font_weight": "bold",
"text_color": "#000000",
"text_align": "left",
"vertical_align": "center",
"position": {
"x_in_px": 90.0,
"y_in_px": 542.0,
},
"dimensions": {
"width_in_px": 300,
"height_in_px": 56,
}
},
{
"index": 4,
"type": "text",
"text": "Build faster with our platform",
"font_name": "Inter",
"font_size_in_px": 28,
"font_weight": "medium",
"text_color": "#6B7280",
"text_align": "right",
"vertical_align": "center",
"should_auto_scale": true,
"position": {
"x_in_px": 20.0,
"y_in_px": 542.0,
},
"dimensions": {
"width_in_px": 1160,
"height_in_px": 56,
}
}
]
}'
import { IterationLayer } from "iterationlayer";
const client = new IterationLayer({ apiKey: "YOUR_API_KEY" });
const result = await client.generateImage({
dimensions: {
width_in_px: 1200,
height_in_px: 630,
},
output_format: "jpeg",
layers: [
{
index: 0,
type: "solid-color",
hex_color: "#FFFFFF",
},
{
index: 1,
type: "image",
file: {
type: "url",
name: "background.png",
url: "https://example.com/background.png",
},
position: {
x_in_px: 20,
y_in_px: 20,
},
dimensions: {
width_in_px: 1160,
height_in_px: 478,
},
border_radius: 24,
},
{
index: 2,
type: "image",
file: {
type: "url",
name: "logo.svg",
url: "https://example.com/logo.svg",
},
position: {
x_in_px: 20,
y_in_px: 542,
},
dimensions: {
width_in_px: 56,
height_in_px: 56,
},
},
{
index: 3,
type: "text",
text: "Nordlicht GmbH",
font_name: "Inter",
font_size_in_px: 32,
font_weight: "bold",
text_color: "#000000",
text_align: "left",
vertical_align: "center",
position: {
x_in_px: 90,
y_in_px: 542,
},
dimensions: {
width_in_px: 300,
height_in_px: 56,
},
},
{
index: 4,
type: "text",
text: "Build faster with our platform",
font_name: "Inter",
font_size_in_px: 28,
font_weight: "medium",
text_color: "#6B7280",
text_align: "right",
vertical_align: "center",
should_auto_scale: true,
position: {
x_in_px: 20,
y_in_px: 542,
},
dimensions: {
width_in_px: 1160,
height_in_px: 56,
},
},
],
});
from iterationlayer import IterationLayer
client = IterationLayer(api_key="YOUR_API_KEY")
result = client.generate_image(
dimensions={
"width_in_px": 1200,
"height_in_px": 630,
},
output_format="jpeg",
layers=[
{
"index": 0,
"type": "solid-color",
"hex_color": "#FFFFFF",
},
{
"index": 1,
"type": "image",
"file": {
"type": "url",
"name": "background.png",
"url": "https://example.com/background.png",
},
"position": {
"x_in_px": 20,
"y_in_px": 20,
},
"dimensions": {
"width_in_px": 1160,
"height_in_px": 478,
},
"border_radius": 24,
},
{
"index": 2,
"type": "image",
"file": {
"type": "url",
"name": "logo.svg",
"url": "https://example.com/logo.svg",
},
"position": {
"x_in_px": 20,
"y_in_px": 542,
},
"dimensions": {
"width_in_px": 56,
"height_in_px": 56,
},
},
{
"index": 3,
"type": "text",
"text": "Nordlicht GmbH",
"font_name": "Inter",
"font_size_in_px": 32,
"font_weight": "bold",
"text_color": "#000000",
"text_align": "left",
"vertical_align": "center",
"position": {
"x_in_px": 90,
"y_in_px": 542,
},
"dimensions": {
"width_in_px": 300,
"height_in_px": 56,
},
},
{
"index": 4,
"type": "text",
"text": "Build faster with our platform",
"font_name": "Inter",
"font_size_in_px": 28,
"font_weight": "medium",
"text_color": "#6B7280",
"text_align": "right",
"vertical_align": "center",
"should_auto_scale": True,
"position": {
"x_in_px": 20,
"y_in_px": 542,
},
"dimensions": {
"width_in_px": 1160,
"height_in_px": 56,
},
},
],
)
package main
import il "github.com/iterationlayer/sdk-go"
func main() {
client := il.NewClient("YOUR_API_KEY")
result, err := client.GenerateImage(
il.GenerateImageRequest{
Dimensions: il.Dimensions{
WidthInPx: 1200,
HeightInPx: 630,
},
OutputFormat: "jpeg",
Layers: []il.Layer{
il.NewSolidColorBackgroundLayer(0, "#FFFFFF"),
il.NewImageLayer(
1,
il.FileInput{Type: "url", Name: "background.png", Url: "https://example.com/background.png"},
il.Position{
XInPx: 20,
YInPx: 20,
},
il.Dimensions{
WidthInPx: 1160,
HeightInPx: 478,
},
),
il.NewImageLayer(
2,
il.FileInput{Type: "url", Name: "logo.svg", Url: "https://example.com/logo.svg"},
il.Position{
XInPx: 20,
YInPx: 542,
},
il.Dimensions{
WidthInPx: 56,
HeightInPx: 56,
},
),
il.NewTextLayer(
3, "Nordlicht GmbH",
"Inter", 32, "#000000",
il.Position{
XInPx: 90,
YInPx: 542,
},
il.Dimensions{
WidthInPx: 300,
HeightInPx: 56,
},
),
il.NewTextLayer(
4, "Build faster with our platform",
"Inter", 28, "#6B7280",
il.Position{
XInPx: 20,
YInPx: 542,
},
il.Dimensions{
WidthInPx: 1160,
HeightInPx: 56,
},
),
},
},
)
if err != nil {
panic(err)
}
}
{
"name": "Generate OG Image",
"nodes": [
{
"parameters": {
"content": "## Generate OG Image\n\nSites and apps use this recipe to generate a unique, branded OG image per page. A solid-color canvas holds a decorative background image with rounded corners, a logo, the brand name, and a tagline \u2014 ready to serve as an og:image meta tag.\n\n**Note:** This workflow uses the Iteration Layer community node (`n8n-nodes-iterationlayer`). Install it via Settings > Community Nodes on self-hosted n8n, or add it directly on n8n Cloud with Verified Community Nodes enabled.",
"height_in_px": 280,
"width_in_px": 500,
"color": 2
},
"type": "n8n-nodes-base.stickyNote",
"typeVersion": 1,
"position": [
200,
40
],
"id": "870009e9-dee8-4568-8367-98332d39cd2f",
"name": "Overview"
},
{
"parameters": {
"content": "### Step 1: Generate Image\nResource: **Image Generation**\n\nConfigure the Image Generation parameters below, then connect your credentials.",
"height_in_px": 160,
"width_in_px": 300,
"color": 6
},
"type": "n8n-nodes-base.stickyNote",
"typeVersion": 1,
"position": [
475,
100
],
"id": "78a96ff7-e05d-4dc9-b20e-87457c906808",
"name": "Step 1 Note"
},
{
"parameters": {},
"type": "n8n-nodes-base.manualTrigger",
"typeVersion": 1,
"position": [
250,
300
],
"id": "f6a7b8c9-6666-4000-8000-000000000001",
"name": "Manual Trigger"
},
{
"parameters": {
"resource": "imageGeneration",
"widthInPx": 1200,
"heightInPx": 630,
"outputFormat": "jpeg",
"layersJson": "[{\"index\":0,\"type\":\"solid-color\",\"hex_color\":\"#FFFFFF\"},{\"index\":1,\"type\":\"image\",\"file\":{\"type\":\"url\",\"name\":\"background.png\",\"url\":\"https://example.com/background.png\"},\"position\":{\"x\":20.0,\"y\":20.0},\"dimensions\":{\"width\":1160,\"height\":478},\"border_radius\":24},{\"index\":2,\"type\":\"image\",\"file\":{\"type\":\"url\",\"name\":\"logo.svg\",\"url\":\"https://example.com/logo.svg\"},\"position\":{\"x\":20.0,\"y\":542.0},\"dimensions\":{\"width\":56,\"height\":56}},{\"index\":3,\"type\":\"text\",\"text\":\"Nordlicht GmbH\",\"font_name\":\"Inter\",\"font_size_in_px\":32,\"font_weight\":\"bold\",\"text_color\":\"#000000\",\"text_align\":\"left\",\"vertical_align\":\"center\",\"position\":{\"x\":90.0,\"y\":542.0},\"dimensions\":{\"width\":300,\"height\":56}},{\"index\":4,\"type\":\"text\",\"text\":\"Build faster with our platform\",\"font_name\":\"Inter\",\"font_size_in_px\":28,\"font_weight\":\"medium\",\"text_color\":\"#6B7280\",\"text_align\":\"right\",\"vertical_align\":\"center\",\"should_auto_scale\":true,\"position\":{\"x\":20.0,\"y\":542.0},\"dimensions\":{\"width\":1160,\"height\":56}}]",
"fontsJson": "[]"
},
"type": "n8n-nodes-iterationlayer.iterationLayer",
"typeVersion": 1,
"position": [
500,
300
],
"id": "f6a7b8c9-6666-4000-8000-000000000002",
"name": "Generate Image",
"credentials": {
"iterationLayerApi": {
"id": "1",
"name": "Iteration Layer API"
}
}
}
],
"connections": {
"Manual Trigger": {
"main": [
[
{
"node": "Generate Image",
"type": "main",
"index": 0
}
]
]
}
},
"settings": {
"executionOrder": "v1"
}
}
Generate a branded OG image with dimensions 1200x630 pixels. Use the generate_image tool with these layers:
1. Background: solid-color layer with [background color]
2. Background art: image layer with [background image URL] positioned with rounded corners
3. Logo: image layer with [logo URL] positioned bottom-left
4. Brand name: text layer with [brand name] in bold, 32px
5. Tagline: text layer with [tagline text] right-aligned, auto-scaled
Response
{
"success": true,
"data": {
"buffer": "/9j/4AAQSkZJRgABAQ...",
"mime_type": "image/jpeg"
}
}
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