WordPress is one of the most popular CMS and blogging platform around, mainly because it is free and it is 100% customizable ( This blog is run on WordPress). Today, I will showcase 20 of the best WordPress Tutorial Blogs that have written many wonderful and insightful articles with various tips that either helped me optimize my blog for SEO, helped secure my wordpress installion from hackers, to finding the best WordPress themes , or even creating my own WordPress theme for my blog. As always, we have tried to collect the best resources for you readers, but there are too many high quality sources to list them all! Please note they are not in any particular order. Enjoy!