Grid Builder: Drag ‘n’ Drop HTML Grid Generator

Grid Builder is a web application handy for anyone looking to create a base HTML-CSS grid quickly.

On a canvas with a 3*4 grid, you simply drag 'n' drop the given grid units to create the desired template (like a 3 column design with a header and footer).

3*4 Grid Builder

After that, just click the "Show me the code" button and get the HTML-CSS output of the designed grid.

P.S. You can also check out "The 892 unique ways to partition a 3 x 4 grid" article andget the PDF provided to find more about the 3*4 grids.