ShprinkOne is a Bootstrap 3 responsive theme that can fit any screen (mobile phone, tablet, laptop, desktop). Features a theme picker (10 choices), a slideshow on the home page, posts as pins(masonry), infinite posts scroll, several Widget, Menu positions and multi language support. ShprinkOne is an Open Source project that can be forked on GitHub https://github.com/shprink/Shprink-One
PLEASE NOTE - Version 2.x now available here: wordpress.org/themes/startup. Please be careful upgrading. Startup™ is a WordPress theme for anyone looking to build their first personal website/blog or startup business with ease AND power, backed by professional support. This theme is HTML5/CSS3, responsive and includes features such as a custom logo, background, colors, social profile icons, Twitter feed, a configurable slider option and more. Find the official support forum at startupwp.com/forum.
Penumbra is a responsive, simple, clean, two columns, customizable and search engine friendly theme. Also supports custom menus, widget ready sidebar and footer, and more customizable feature in the theme options page.
When something seems so hard to be done, do it point-by-point. Rundown is a responsive WordPress theme that suits for your personal web blog. It comes with some features such as fully responsive, magazine style, two skins option, and fits into high resolution screen, custom background, custom header image, and more.
A squeaky-clean theme featuring a custom menu, header, background, and layout. Coraline supports 7 widget areas (up to 3 in the sidebar, four in the footer) and featured images (thumbnails for gallery posts and custom header images for posts and pages). It includes styles for print and the Visual Editor, special styles for posts in "Asides" and "Gallery" categories, and has an optional full-width page template that removes the sidebar.
Mesocolumn is a Responsive HTML5 and CSS3 WordPress Theme that support BuddyPress, BBPress, WooCommerce and Jigoshop and comes with Unlimited Color Choice on Menu for category and pages, Background, Layout, Footer, Sidebar and Design packed 600+ Google Webfonts Selection.
Get the ultimate mobile WebApp experience for your mobile visitors. The "WiziApp - Smooth Touch" is using JQuery Mobile, HTML5 & CSS3 in order to create the most advanced mobile user experience. Unlike a responsive theme, the "WiziApp - Smooth Touch" is a an exclusive theme for mobile display which enables you to enjoy an advanced mobile WebApp experience while keeping your current desktop theme! In order to activate this theme for mobile display only Just install the "WP Mobile Theme Switcher" plugin, which can be found here: http://wordpress.org/plugins/wp-mobile-theme-switcher/. The webapp is compatible with iPhone, Android, Windows Phone & tablets browser's. This theme tutorial can be found on http://www.wiziapp.com/blog/guides-tutorials/wordpress-mobile-theme-customise-guide/.
Origin is a minimalistic theme with responsive layout. The theme supports custom header and background, plus a number of extra settings: link color picker, typography options, and a nice selection of Google fonts - built into the new WordPress theme customizer.
Byblos is great for a business or a blog site. It is a responsive theme with orange and dark grey colors and trasnparency. It looks really good with a fixed background image, or on the default background.