pdffill 2026.6.19.0

Command line utility to manipulate PDF fields. It can list, rename, fill-in or delete PDF fields.

This is a command line utility to manipulate a PDF's fields.

$ pip install pdffill

List field names

$ pdffill input.pdf -l

Rename some fields

$ pdffill.py input.pdf -r text_3uwum=seller text_4vpsr=buyer text_5ovhg=address

Fill in some fields, write to a separate output file

$ pdffill.py input.pdf -o filled.pdf -f "seller=Wollam Bonnie C Estate" "buyer=John Doe" address=20235 Majestic Street, Orlando, Fl, 32833

Delete some fields, write to a separate output file

$ pdffill.py input.pdf -o slim.pdf -d balance-to-close -d purchase-price-other-item -d purchase-price-other-item-value

Fill in all fields with their own names, helpful for seeing where fields are on the page.

$ pdffill.py input.pdf -o debug.pdf -F

This utility doesn't handle checkboxes well, and it is recommended to use plain text fields instead.