This document provides a list of 10 key features of Web 1.0 and 10 key features of Web 2.0. Web 1.0 features included static web pages created by administrators, user engagement based on clicks and visits, single function sites, and performance limitations due to technology. Web 2.0 features include dynamic user-interactive pages, server-side user interaction, user logins and personalization, user-uploaded content, social media integration, and collective intelligence through user-contributed content. AJAX and other technologies enabled the asynchronous functionality of Web 2.0.