The old 1.0 version of Writeroom without pricetag and clutter.
Not Leopard compatible.
For Mac users who enjoy the simpllicity of a typewriter, but live in the digital world. WriteRoom is a full-screen, distraction-free writing environment. Unlike the cluttered word processors you're used to, WriteRoom is just about you and your text. Requires Mac OS X 10.4 or later.