I am using the ImageScaler plugin for WordPress on a project, and I like what it does, but it adds a non-standards-compliant attribute to images, such as: <img class=”” src=”http://www.example.com/imagescaler/generated-image.jpg” alt=”Example” width=”258″ height=”234″ imagescaler=”http://www.example.com/imagescaler/original-image.jpg” /> To strip imagescaler’s imagescaler attribute, add the following into your functions.php file: add_filter(‘the_content’, ‘strip_imagescaler’); function strip_imagescaler($content) { $content = preg_replace(‘/imagescaler=”(.*?)”.?/s’,”, […]