OptionalbrandingBranding customization (logo, colors, etc.).
OptionalcontainerDOM element to render the editor into.
OptionaldefaultDefault font configuration.
OptionalfontsPath to font files.
OptionalhideIf true, hides the tools panel on startup.
Optionali18nPath to translation/i18n files.
OptionallanguageLanguage and localization settings.
OptionallayoutLayout customization options.
Your PDF Editor license key (required).
OptionalonCallback when adding signature or initials.
OptionalonCallback when configuration changes.
OptionalonCallback when a file is downloaded.
OptionalonCallback when an error occurs.
OptionalonCallback when loading state changes.
OptionalonCallback to handle 'Open File' action.
OptionalonCallback when a password is required for a protected PDF.
OptionalonCallback when printing.
OptionalonCallback when sending a file by email.
OptionalonCallback when a snapshot area is captured.
OptionalproxyURL of a proxy server for external requests.
OptionalstampsPath to stamp asset files.
OptionalthemeTheme configuration (light/dark mode, colors).
OptionalunitsUnits and guides (ruler, grid) configuration.
OptionaluserCustom fonts to make available in the editor.
OptionaluserPre-defined initials for Fill & Sign.
OptionaluserDisplay name of the current user for annotations.
OptionaluserPre-defined signatures for Fill & Sign.
OptionalworkerPath to the PDF worker files (e.g., '/public/workers/').
Configuration options for initializing the PDF Editor.
Example