Man pages matching name catalyst::controller::formbuilder in section 3pm:

Catalyst::Controller::FormBuilder.3pm.en	debian 10 / libcatalyst-controller-formbuilder-perl
Catalyst::Controller::FormBuilder.3pm.en	debian 11 / libcatalyst-controller-formbuilder-perl
Catalyst::Controller::FormBuilder.3pm.en	debian 12 / libcatalyst-controller-formbuilder-perl