Professional designers often start planning a website concept sketching drafts on sheets of squared paper. For this purpose Sneakpeekit provides the suitable wireframe tools for quick sketches and pixel-perfect grids (from 320px up to 1140px canvasses), included responsive grid systems like Less Framework 4, 978 grid system, 1140 css grid, The Semantic grid system, Bootstrap from Twitter, etc.

The most common and fresh grid systems for websites are available: choose the one you need, download the PDF A4 sketch sheets for Free and print it. It will help workflow and you’ll be able to create a professional project that is coherent from the beginning to the end of creative process. They also provide PSD Photoshop templates based on the same grid system you have chosen.

Requirements: -
Demo: http://sneakpeekit.com/
License: License Free