Apps similar to Windownaut include Rectangle, which is open source with a free version. Other options are SnapZones, AquaSnap, WinMux and WindowGrid. There's no shortage of Window Managers like Windownaut, with more than 50 alternatives for Mac, Windows and Linux.
Cinch is Aero Snap for Macs- it offers simple, mouse-driven window management by defining the left, right, and top edges of your screen as hot zones. Cinching to the left or right edges of the screen will resize the window to fill exactly half the screen, allowing you to easily...
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A lightweight utility for allowing you to quickly snap windows to a tiling grid under your existing Linux window manager. Can be triggered via keyboard shortcuts, the command line, or D-Bus calls.
MultiDock is a simple application that allows you to organize frequently used applications, documents and folders using small panels (Dock’s).
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Sometimes a lot of deskop clutter can hide a window (eg, open file, programs, files-explorer, dialogs)
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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).
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Penc is a window manager app for macOS designed for use with the trackpad. It lets you use trackpad gestures along with the Command key to move, resize and snap windows to the screen.
SizeUp allows you to quickly position a window to fill exactly half the screen (splitscreen), a quarter of the screen (quadrant), full screen, or centered via the menu bar or configurable system-wide shortcuts (hotkeys).
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Easy Move+Resize is based on behavior found in many X11/Linux window managers, adding easy modifier key + mouse drag move and resize to OS X.
Arrange your application windows using nothing but drag and drop! There are no hot-keys to remember or menus to click, just drag and drop a window onto Layout Icon and it will instantly snap to that layout.
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Mosaic allows you to effortlessly resize and re-position windows on your Mac with a simple Drag & Drop, seamlessly integrated into macOS.
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