外掛

Emailable – Premium Email Verification & Validation

MailboxValidator Email Validator

Email Validator for Contact Form 7

QuickEmailVerification

Blue Cube Mighty Gravity Forms

Enhanced Comment Validation

Ultimate member addon to enable frontend validations

Jquery Validation For Contact Form 7

Contact form 7 Custom validation

SVG Captcha

WPCF7 Stop words

GEV Email Validator

Custom validation error message – CF7

Comment Form Js Validation