PDF to PDF HTTP API Examples

These examples demonstrate common PDF to PDF API workflows via HTTP API.

Basic examples

Multiple PDFs to PDF file

curl -f -u "demo:demo" \
    -o "offer.pdf" \
    -F "input_format=pdf" \
    -F "f_1=@/path/to/cover.pdf" \
    -F "f_2=@/path/to/proposal.pdf" \
    -F "f_3=@/path/to/price.pdf" \
    -F "f_4=@/path/to/contact.pdf" \
    https://api.pdfcrowd.com/convert/24.04/

Watermark a PDF file

curl -f -u "demo:demo" \
    -o "company_offer.pdf" \
    -F "input_format=pdf" \
    -F "page_watermark=@/path/to/watermark.pdf" \
    -F "f_1=@/path/to/proposal.pdf" \
    https://api.pdfcrowd.com/convert/24.04/

Linearize a PDF file

curl -f -u "demo:demo" \
    -o "linearized.pdf" \
    -F "input_format=pdf" \
    -F "linearize=true" \
    -F "f_1=@/path/to/not_linearized.pdf" \
    https://api.pdfcrowd.com/convert/24.04/

PDF manipulation examples

Extract page 3 and all pages from 7 to the end from the PDF file

curl -f -u "demo:demo" \
    -o "output.pdf" \
    -F "input_format=pdf" \
    -F "action=extract" \
    -F "page_range=3,7-" \
    -F "f_1=@/your-path-to/pdfs/13_pages.pdf" \
    https://api.pdfcrowd.com/convert/24.04/

Delete the first 3 pages and the 10th page from the PDF file

curl -f -u "demo:demo" \
    -o "output.pdf" \
    -F "input_format=pdf" \
    -F "action=delete" \
    -F "page_range=1-3,10" \
    -F "f_1=@/your-path-to/pdfs/13_pages.pdf" \
    https://api.pdfcrowd.com/convert/24.04/