Adds a Hide/Show Password Field to CMB2.
$amex_metabox = new_cmb2_box( array( 'title' => __('Metabox', 'myprefix'), 'id' => 'amex_hide_show_field_type_demo' )); $amex_metabox_fields = $amex_metabox->add_field(array( 'name' => __( 'Hide/show field', 'myprefix'), 'id' => 'amex_custom_field', 'type' => 'hide_show_password' )); $amex_metabox_fields = $amex_metabox->add_field(array( 'name' => __( 'Hide/show field medium', 'myprefix'), 'id' => 'amex_custom_field_m', 'type' => 'hide_show_password_medium' )); 
This plugin is also published on the WordPress Repository and could be found here!
The code and the documentation are released under the GPLv3 License.