A supplement to the Theme-Check plugin that adds checks for ThemeForest's WordPress Theme Submission Requirements.
The Copyscape Premium plugin lets you check if a WordPress post is unique before it's published, by searching for duplicate content on the web.
Checks if title is empty or if no category or category "no category" is checked then cancel publish or update
Simple plugin that checks your WordPress install and shows your file permissions, size, and last modified date.
Maintain and verify the backlinks to your sites pointing from the linking pages of your link-exchange-partners
Never let your WordPress be outdated, receive an email whenever a new version of your favorite CMS is available!
This plugin allows WordPress to block over 95% of spam comments using a time-based hash.
Add a double email check field to Contact Form 7.
Checks if capslock is on at login page.
WP Plugin Security Check checks if your WordPress plugins are 'safe'.
This plugin is to prevent your blog / website is shown on Microsoft Internet Explorer.
WordPress 3.2 will require PHP 5.2.4 and MySQL 5.0. This plugin preforms a simple check and lets you know if you're ready.
Adds extra signup options to the registration page of a BuddyPress installation.
Check if a visitor is listed on httpBL.abuse.ch, see http://dnsbl.abuse.ch/faq.php#about_httpbl for more information.
WP-LinkCheck is a lightweight plugin ability to check all image sources are broken inside your WordPress blog.
WP Version Check
Version: 1.1 This plugin allows you to check your posts for getting copied.