What are Open Graph and Twitter Card Meta Tags?

For the past year I’ve been working on NGFB, a WordPress plugin that adds Open Graph, Search Engine Optimization (SEO), and Twitter Card meta tags to webpage headers. It’s one of those things that all websites need, but few website owners actually know what meta tags are or look like. There are a lot of plugins for WordPress that add meta tags to webpages, but not all are created equal. ;-) This article will explain what meta tags are, why they are useful, and what makes one set more complete than another. But first, we need to get everyone on the same page…

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