Question 1

What is the best WordPress W3c Validation plugin?

Accepted Answer

The most widely used w3c validation plugins are ranked by active installations on PluginSift. You can sort by popularity, rating, or recent updates to find the best option for your needs. As of April 2026, there are 2 w3c validation plugins available.

Question 2

How many WordPress W3c Validation plugins are there?

Accepted Answer

As of April 2026, there are 2 WordPress w3c validation plugins listed on PluginSift. This includes free, freemium, and premium options from various developers.

Question 3

Are there free W3c Validation plugins for WordPress?

Accepted Answer

Yes, the majority of WordPress w3c validation plugins offer a free version. Many also have premium tiers with advanced features. You can use the filter options above to browse only free plugins.

Question 4

How do I compare W3c Validation plugins?

Accepted Answer

PluginSift lets you compare any two plugins side by side. Visit a plugin page and click "Compare", or use the Compare tool in the navigation. Comparison pages show ratings, active installations, support quality, update frequency, and more.

WordPress W3c Validation Plugins

W3C validation auto check

(x)html easy validator

Frequently Asked Questions