List of top web 2.0 websites

Hello, toady I am putting a list of top web 2.0 websites list.First understand what is web 2.0 websites.

web 2.0
web 2.0: – Web 2.0 describes World Wide Web sites that emphasize user-generated content, usability, and interoperability. The term was popularized by Tim O’Reilly and Dale Dougherty at the O’Reilly Media Web Conference in late 2004 though it was first coined by Darcy DiNucci in 1999.

Advantage: – The advantage of these websites is googled page rank.If we have more backlinks from web 2.0 sites then it becomes easier for our blog or website to have a page rank because it boost our domain authority and page authority.
facebook
WordPress
Bloglines
Blogger
youtube
LinkedIn
Tumblr
Joomla
Drupal
pens
pen.io
LiveJournal
Quora.com
Blog.com
lifestyle
Hubpages
Squarespace
wix.com
weebly.com
Textpattern
him do
over blog
wiki a
Zoho sites
gravesites
webs
smore
snap pages
twitter
Angelfire
page.to
emote
fc2 blog
yola
jigs
casanova
post it
manifold