Web 2.0 refers to a supposed second-generation of Internet-based services â€” such as social networking sites, wikis, communication tools etc. â€” that let people collaborate and share information online in previously unavailable ways. Web 3.0 is the next step in the evolution of the Internet and Web applications. Web 3.0 websites allow users to do more than just retrieve information. Our sites have an "Architecture of participation" that encourages users to add value to the application as they use it. The Web 3.0 offers all users the same freedom to contribute. While this opens the possibility for rational debate and collaboration, it also opens the possibility for "spamming" and "trolling" by less rational users. We are using AJAX, XML, Java Script and objects like angular JS, JQuery, Flash, As a widely available plug-in independent of W3C (World Wide Web Consortium, the governing body of web standards and protocols) standards.