If you're in the real estate space, you've likely heard the term "IDX". And if you're on this blog right now, you probably even know about "IDX websites". But do you really understand what IDX is, or what it means for your site?

In this blog post, we're going to talk about what IDX is, why it exists, and how we use it to make awesome real estate websites.

Let's get started!

IDX is the abbreviated form of "Internet Data Exchange", and it's basically a set of rules and data feeds that enable Realtors to share MLS data on their website. Website vendors (like us!) use the IDX to display listings on a website, and real estate sites as we know them today simply couldn't exist without it.

Why the IDX was created

In the past, the only person who