1 Google.com ABD 2 Youtube.com ABD 3 Facebook.com ABD 4 Twitter.com ABD 5 Instagram.com ABD
Kurucuları ve kuruluş tarihleri (1998) Google: Larry Page ve Sergey Brin (2005) Youtube: Jawed Karim, Steve Chen, Chad Hurley (2004) Facebook: Mark Zuckerberg, Eduardo Saverin, Andrew McCollum, Dustin Moskovitz, Chris Hughes (2006) Twitter: Jack Dorsey, Evan Williams, Biz Stone, Noah Glass (2010) Instagram: Kevin Systrom (Similarweb)