DocumentationDoorFall FormsGetting Started

System Requirements

Server requirements and preparation before installing DoorFall Forms.

Server requirements

DoorFall Forms Version 1.0 requires:

  • PHP 8.1 or newer
  • MySQL or MariaDB
  • PDO
  • PDO MySQL
  • cURL
  • OpenSSL
  • Fileinfo
  • JSON
  • Apache mod_rewrite and .htaccess support
  • Writable config
  • Writable storage/cache
  • Writable storage/logs
  • Writable storage/uploads

The installer checks these items before installation begins.

Installation locations

DoorFall Forms supports:

  • A main domain such as https://example.com
  • A subdomain such as https://forms.example.com
  • A subfolder such as https://example.com/forms

When using a subfolder, include the full subfolder URL during installation.

Prepare before installing

  1. Create an empty MySQL or MariaDB database.
  2. Create or assign a database user with access to the database.
  3. Upload the complete DoorFall Forms package.
  4. Have your DFF license key ready.
  5. Make sure HTTPS is active for the installation URL.
IMPORTANTUse an empty database for a fresh installation. The installer will stop if it finds an existing DoorFall Forms administrator.
Last updated August 19, 2026