JoomlaXTC delivered Planate with brilliant sephia shades. The used XTC Framework is powered by Bootstrap as well as CSS3 comes with modern web technologies, which are native to much third partie solutions for Joomla. You can use Planate with K2, Komento or AcyMailing. Planate is native to Joomla 2.5 and Joomla 3.x. The download is commercial. You can use it best for blog or personal websites. 

Themes Hunt WorldAID template is ready for Joomla 2.5 or Joomla 3.x and comes with HTML5/CSS 3 based source code. You can use this template for business- as well as personal websites. A fine feature is the intergrate Ajax search module. The K2 support allows you to create also blogs with this template. WorldAID works well with desktops and mobiles, by the of Bootstrap. You can download this template on the website of ASTemplates.

YT Pretium based on Yj Simple Grid Framework and is thereby high configurable. This gives you the possibilty to create websites by the help of unlimited design options. YT Pretium is also ready for K2 and comes with costum modules, like YouDeveloper News Slider, YouBricks Module Engine, YJ Module Engine and YJ Google Map. YJ Mega Menu is also onboard. Multiple fonts allows you to build your own fontstyle for your content. The download is commercial. YT Pretium works with Joomla 2.5 and Joomla 3.x. Its also native to the former Joomla version, Joomla 1.7. You can use it best for your personal, corporate - or business website.