Contact Form 7 Email Validation plugin adds an extended validation to verify domain in email address for email fields of Contact Form 7 plugin.
Adds a 'confirm email address' field to the WooCommerce checkout page.
Prevent URLS & Emails in gravity forms textarea fields.
This plugin will allow you to check your pages/posts HTML against the W3C Validator.
This plugin adds client-side validation to the Wordpress comment form, using the jQuery validation plugin.
Ideal Postcodes UK address search and validation extension for WooCommerce
The Validated Field add-on for Advanced Custom Fields provides input masking and server-side validation of other field types.
Added mail validation function to Contact Form 7. Protected by rejection filter, RFC filter, and DNS filter.
With the Byteplant Phone Validator plugin you can easily verify if a phone number is really valid and callable (https://www.byteplant.
WordPress Fix HTML5 Validation
Validation Plugin comments. The plugin is based on js-script jquery.validate.
With the Byteplant Email Validator plugin you can easily verify with a real-time live check if an email address really exists and is valid (https://ww …
This plugin adds an awesome feature that provides instant feedback and guidance in each field, helps prevent errors, reduces form submission time, and …
Kick spam with a highly advanced email validation in comment forms, user registration and contact forms using Mailgun's Email validation service.
Track failed form submissions and get notified when they reach a customisable threshold. Requires Gravity Forms.
The WooCommerce Address Validator plugin automatically validates and corrects billing and shipping addresses for 240+ countries world-wide (https://ww …
This widget will submit your wordpress RSS feed to feedvalidator.org, and check the results to verify your feed is valid.
Automatically checks the validity of the page with the service provided by the site http://validator.w3.org/
The Post-title-validation Plugin helps to create validation on title field of post, page, custom content type.
Enhanced Comment Validation plugin is an effective security solution that protects your WordPress comment form.
LH Signing allows you to create configurable validated lists like petitions or event sign ups. It is the only self hosted solution in WP
