WordPress is the most easily customizable CMS. There’s always something new about it, there’s hidden functionality that we never discovered. What I think, we just used 50% out of wordpress and another 50% we need to figure it out.
Some of you just end up using plugin when you can just put a line of code in your theme and it did the same thing as the plugin. It’s just waste of memory and slowing your website.
Here a list some of the hidden features that can enhance your theme.