Magnet Window Manager - Magnet Developers
DisplayFusion - DisplayFusion will make your multi-monitor life much easier.
Stay for OS X - Keep windows in their place
Ultramon - UltraMon is a piece of software built to help with the management of multiple screens on the same computer system. Without software like this, taking full advantage of an expanded desktop space can be difficult.
uBar - The Dock replacement for the Mac.
Dual Monitor Tools - Download Dual Monitor Tools for free. Tools for Windows users with dual or multiple monitors. Tools for Windows users with dual or .