altdrag has been discontinued. Similar apps include Rectangle, which is open source with a free version. Other options are BetterTouchTool, AquaSnap, AltSnap and SnapZones. Window Managers like altdrag are a crowded field, with more than 50 alternatives for Mac, Windows, Linux and Android.
Pitaschio is a freeware which makes it convenient to use Microsoft Windows. Pitaschio includes a large number of useful functions mainly related to mouse operation and window management. This is a essential tool to use windows efficiently.
MAXS allows you to control your Android device and receive notifications over XMPP. You can for example write SMS on your desktop/laptop by sending a command over XMPP to MAXS running on your smartphone.
FlowShelf a free Mac app that turns your notch into a Dynamic Island and gives everything you copy, drop, or screenshot a temporary home.
Australia
An open source alternative to Divvy for macOS. Press a shortcut, a grid appears, drag across the cells you want, and the window snaps there. Save a region as a preset and it becomes a one-keystroke snap.
Poland
EU
Free macOS window manager that saves and restores your entire workspace layout with one keystroke. Every app, every window position, every display. Includes window snapping, drag-to-snap, and unlimited named workspaces.
Mexico
Window management utility on macOS enabling window snapping, 2- and 3-zone layouts, app rotation, keyboard and trackpad gesture controls, plus overview mode for fast app assignment and switching, offering efficient multitasking in customizable zones.
South Korea
Aero Shake is a new feature for windows 7. It allows you to minimize and restore the windows that are open in your desktop. This awesome and practical trick allows you to focus in the windows that you have chosen.
