Jeremie Tisseau has released Morph-UI – Free UI Kit, Flat Design. Morph-UI is based on a 12 columns grid and comes with a full app layout containing, a header, left sidebar, footer, tabs, etc. This UI kit contains a few chart and diagram examples that you might want to use as a basis for your next project. Zip file contains the original Adobe Fireworks File and PSD files.
Download Morph-UI – Free UI Kit, Flat Design from here.