KKENLUK

Events

SixDegrees.com

Approx. 4/1997

LiveJournal

2/1999

AsianAvenue

5/1999

BlackPlanet

8/1999

LunarStorm

1/2000

MiGente

10/2000

Cyworld

8/2001

Ryze

10/2001

Fotolog

4/2002

Friendster

6/2002

Skyblog

12/2002

Couchsurfing

4/2003

LinkedIn

5/2003

MySpace

6/2003

Tribe.net

7/2003

Last.fm

8/2003

Hi5

12/2003

Orkut

1/2004

Dogster

1/2004

Flickr

2/2004

Facebook launches in Harvard

2/2004

Dodgeball

4/2004

Catster

8/2004

Hyves

10/2004

Xanga

3/2005

Yahoo! 360

3/2005

YouTube

4/2005

Bebo

6/2005

Facebook launches in high school networks

8/2005

Ning

10/2005

QQ

2/2006

Facebook launches in corporate networks

3/2006

Windows Live Spaces

5/2006

Twitter

8/2006

Facebook opens to everybody

9/2006