 On June 28, 2011, Opera 11.50 (codename Swordfish) was released.Equipped with the rendering engine Presto 2.9.168 featuring up to 20% faster rendering of CSS and SVG, support for HTML5 tag , Session History and Navigation, it also features extensions in the Speed Dial, support for password sync in Opera Link and an updated UI.On December 6, 2011, Opera 11.60 (codename Tunny) was released.