HTML to Image HTTP API Code Examples

These HTTP API code examples show direct cURL requests for URL, HTML file, and raw HTML string conversion to PNG, JPEG, WebP, or GIF.

For installation, authentication, and the basic conversion flow, start with the HTML to Image via HTTP API documentation.

Basic examples
Template rendering examples

Basic examples

Webpage to PNG file

curl -f -u "demo:demo" \
    -o "example.png" \
    -F "output_format=png" \
    -F "url=http://www.example.com" \
    https://api.pdfcrowd.com/convert/24.04/

HTML file to PNG file

curl -f -u "demo:demo" \
    -o "MyLayout.png" \
    -F "output_format=png" \
    -F "file=@/path/to/MyLayout.html" \
    https://api.pdfcrowd.com/convert/24.04/

HTML string to PNG file

curl -f -u "demo:demo" \
    -o "HelloWorld.png" \
    -F "output_format=png" \
    --form-string "text=<html><body><h1>Hello World!</h1></body></html>" \
    https://api.pdfcrowd.com/convert/24.04/

## or read HTML from a pipe
html_producer | curl -u "demo:demo" \
    -o "HelloWorld.png" \
    -F "output_format=png" \
    -F "text=<-" \
    https://api.pdfcrowd.com/convert/24.04/

Template rendering examples

Create Image from JSON data

curl -f -u "demo:demo" \
    -o "output.pdf" \
    -F "output_format=png" \
    --form-string "data_string={
            \"name\": \"World\",
            \"product\": \"Pdfcrowd API\"
        }" \
    --form-string "text=Hello {{ name }} from {{ product }}" \
    https://api.pdfcrowd.com/convert/24.04/

## or read HTML from a pipe
html_producer | curl -u "demo:demo" \
    -o "output.pdf" \
    -F "output_format=png" \
    --form-string "data_string={
            \"name\": \"World\",
            \"product\": \"Pdfcrowd API\"
        }" \
    -F "text=<-" \
    https://api.pdfcrowd.com/convert/24.04/

Create Image from XML data

curl -f -u "demo:demo" \
    -o "output.pdf" \
    -F "output_format=png" \
    --form-string "data_string=<?xml version=\"1.0\" encoding=\"UTF-8\"?>
        <data>
          <name>World</name>
          <product>Pdfcrowd API</product>
        </data>" \
    --form-string "text=Hello {{ data.name }} from {{ data.product }}" \
    https://api.pdfcrowd.com/convert/24.04/

## or read HTML from a pipe
html_producer | curl -u "demo:demo" \
    -o "output.pdf" \
    -F "output_format=png" \
    --form-string "data_string=<?xml version=\"1.0\" encoding=\"UTF-8\"?>
        <data>
          <name>World</name>
          <product>Pdfcrowd API</product>
        </data>" \
    -F "text=<-" \
    https://api.pdfcrowd.com/convert/24.04/

Create Image from YAML data

curl -f -u "demo:demo" \
    -o "output.pdf" \
    -F "output_format=png" \
    -F "data_string=name: World
product: Pdfcrowd API" \
    --form-string "text=Hello {{ name }} from {{ product }}" \
    https://api.pdfcrowd.com/convert/24.04/

## or read HTML from a pipe
html_producer | curl -u "demo:demo" \
    -o "output.pdf" \
    -F "output_format=png" \
    -F "data_string=name: World
product: Pdfcrowd API" \
    -F "text=<-" \
    https://api.pdfcrowd.com/convert/24.04/

Create Image from CSV data

curl -f -u "demo:demo" \
    -o "output.pdf" \
    -F "output_format=png" \
    -F "data_string=name,product
World,Pdfcrowd API" \
    --form-string "text=Hello {{ name }} from {{ product }}" \
    https://api.pdfcrowd.com/convert/24.04/

## or read HTML from a pipe
html_producer | curl -u "demo:demo" \
    -o "output.pdf" \
    -F "output_format=png" \
    -F "data_string=name,product
World,Pdfcrowd API" \
    -F "text=<-" \
    https://api.pdfcrowd.com/convert/24.04/