Slick contact forms allows you quickly and easily create contact forms for any area on your WordPress site using widgets
A plugin that makes building custom HTML forms by hand easier.
Like the Spartans at Thermopylae, these 300 lines of code are meant to protect your forms from malicious invaders.
This widget will submit your wordpress RSS feed to feedvalidator.org, and check the results to verify your feed is valid.
CiteKite automatically validates quotations you make of other websites and lets the world know you care.
Safe Signup Form is a WordPress Plugin that will forward a form submission to an email address, while preventing most automated attacks.
Check the doctype validity using W3c validator (hml , xhtml, ...) when you create or update your page / post / custom post type and show the result in
This plugin displays a bloggers alive.io status to their blog and shows optional messages depending on if the blogger is alive or not.
The Protected Site plugin blocks incoming traffic from accessing a blog or a specific blog in a network by requiring visitors to log in to WordPress.
Adds a new comment validation method in the "Before a comment appears" Discussion subsection panel.
This plugin allows validation of custom fields.
This plugin adds client-side validation to the WordPress comment form, using the jQuery validation plugin.
DRY forms (don't repeat yourself) which validate themselves server-side. Form results can be emailed. Hooks and options make plugin very flexible.
This plugin replaces the default "read more" with custom text, AND adds a chosen number of the post-title-words to it, so all your links are unique.
RSS link for this tag.