Hooks
Actions
Learn about the different action hooks available within Gravity Forms. Action hooks allow you to perform additional actions when an event takes place.
Filters
Discover the different filter hooks available within Gravity Forms. You can use filters to modify data to better match your particular needs.
JavaScript
Find explanations of the various JavaScript hooks used by Gravity Forms and its add-ons.
Deprecated
Here you will find a listing of the action hooks in Gravity Forms which have been deprecated.
Articles
gform_load_form_settings
This filter fires when the Form Settings page is loaded.
gform_loaded
Use this hook to initialize any functionality that depends on Gravity Forms.
gform_localized_script_data_$name
Allows users to filter the data being localized for a given localized object $name.
gform_logging_message
Description.
gform_madmimi_field_value
https://docs.gravityforms.com/gform_slug_field_value/.
gform_mailchimp_allow_resubscription
Use this filter to modify whether a user that currently has a status of unsubscribed on your list is resubscribed.
gform_mailchimp_args_pre_subscribe
The “gform_mailchimp_args_pre_subscribe” filter in the Gravity Forms MailChimp add-on has been deprecated. Use the gform_mailchimp_subscription filter instead.
gform_mailchimp_field_value
Use this filter to modify a value before it is sent to the Mailchimp API.
gform_mailchimp_keep_existing_groups
Use this filter to modify whether a user that is already subscribed to your list has their groups replaced when submitting the form a second time.
gform_mailchimp_lists_params
This filter allows the request parameters to be modified when getting MailChimp lists.