Stolmen like Vitsoe, relies on floor to ceiling braces and interchangeable shelving and drawer units to create a system that is visually light and very strong.
The other, the Dirigent, combines Vitsoe with a more stylish play on The Container Store's Elfa System. It, too, looks clean and flexible. We haven't seen these in person, but at Ikea prices, they are definitely worth considering. (Thanks, Seth & Philip!) MGR