All activity
Rectangle is an open source window manager based on the Spectacle app, written in Swift. Use keyboard shortcuts and snap areas to move and resize windows.
RectangleMove & resize windows in MacOS via shortcuts & snap areas
Jason Denneyleft a comment
Since Spectacle is no longer supported, I switched to using the Rectangle fork, which has the added bonus of edge snapping.
RectangleMove & resize windows in MacOS via shortcuts & snap areas