The World Wide Web was first introduced in August 1991.
In Web 1.0, Web masters posted Internet content and the exchange of information was mostly one way. Now, ordinary users can post content online, making anyone with an Internet connection a participant and potential resource.
Web 2.0 applications encourage users to share their ideas, opinions, and content. A shared or group intelligence that emerges from the collaboration of may individuals. Free, flexible and server-based programs are readily available to collaborate.
Approximately between 2010 and 2020 Web 3.0 applications can run on any device, computer, or mobile phone. Web 3.0 should be viewed as a large database. Web 3.0 attempts to allow users to be accurate in searching and finding precisely what they want. Rather than competing spaces, they should be viewed as successive layers that are developing. The underlying technologies of the Semantic Web, which enrich content and the intelligence of the social web, pulls in user profiles and identities, and must be combined for Web 3.0 to work.