PowerResizer!

WinSplit Revolution is a small utility which allows you to easily organize your open windows by tiling, resizing and positioning them to make the best use of your desktop real estate.

Allows almost any program to be minimized to the system tray by right clicking its minimize button.

Preme is a free software for Windows which lets you add cool desktop features and enhances the desktop functionality.

AltDrag allows you to move and resize windows much easier. When you have it running you can simply hold down the Alt key and then use your mouse to drag any window, and it doesn't matter where in the window you click. This is especially useful in netbooks, with respect to the small screen and touchpad. It simply allows you to do more with less mouse movements.

WinSize2 can move windows automatically to a predefined place and / or resize the width and/or height to a predefined size.If you use different screen resolutions you can store individual window positions for each of the resolutions.

WindowGrid is a modern window management program that allows the user to quickly and easily layout their windows on a dynamic grid.WindowGrid gives functionality to the normally useless right mouse button when moving a window. Doing this will enable the grid snap mode.

KWin is a window manager for the X Window System, and is in the process of becoming a Wayland compositor. It is an integral part, and the default window manager of the Plasma Workspaces, but it can also be used on its own or with other desktop environments.

Bluetile is a tiling window manager for Linux, designed to integrate with the GNOME desktop environment. It provides both a traditional, stacking layout mode as well as tiling layouts where windows are arranged to use the entire screen without overlapping. Bluetile tries to make the tiling paradigm easily accessible to users coming from traditional window managers by drawing on known conventions and providing both mouse and keyboard access for all features.

Chameleon Window Manager will allow you to control the windows of your programs using customizable buttons added to the title bars of the windows (Always on Top, Minimize to Tray, Minimize to Caption, Specify Transparency, Position window at left/right of screen).The interface supports skins and is very easy to use.

allSnap is a small system tray app that makes all top level windows automatically align like they do in programs such as Winamp or Photoshop.

KDE Mover-Sizer is a lightweight program enabling KDE-style alt-click moving and resizing for Windows XP, 7, 2000, 2003, Windows Server, and Vista.

reSizer is a system utility that enables keyboard shortcuts to focus, move, resize and change other window properties in a fast and intuitive way without even touching the mouse.

WinNumpad Positioner is a lightweight and snappy Windows management tool that repositions Windows using simple Windows Key + Numpad combinations.