WordPress Plugin: A WordPress Plugin is a program, or a set of one or more functions, written in the PHP scripting language, that adds a specific set of features or services to the WordPress weblog, which can be seamlessly integrated with the weblog using access points and methods provided by the WordPress Plugin Application Program Interface (API).
There are tons of WordPress plugins out there. Some of them can be really helpful, while others are just a waste of disk space. Let’s take a look at 32 really useful WordPress plugins and why you should use them.