My Hammerspoon (https://github.com/Hammerspoon/hammerspoon) config file. Set up to help with window management on a DELL U3419W widescreen (3440x1440) monitor.

.hammerspoon

-------------------------------------------------------------------------------
-- ShiftIt / Spectacle style window manager
-------------------------------------------------------------------------------
-- Source/inspiration: https://github.com/fikovnik/ShiftIt/wiki/The-Hammerspoon-Alternative
-- Docs hotkey module: https://www.hammerspoon.org/docs/hs.hotkey.html
-- Docs keycodes:      https://www.hammerspoon.org/docs/hs.keycodes.html#map

hs.window.animationDuration = 0.1

units = {
  left33         = { x = 0.00, y = 0.00, w = 0.33, h = 1.00 },
  center33       = { x = 0.33, y = 0.00, w = 0.34, h = 1.00 },
  right33        = { x = 0.67, y = 0.00, w = 0.33, h = 1.00 },
  left66         = { x = 0.00, y = 0.00, w = 0.67, h = 1.00 },
  right66        = { x = 0.33, y = 0.00, w = 0.67, h = 1.00 },
  center         = { x = 0.25, y = 0.10, w = 0.50, h = 0.80 },
  maximum        = { x = 0.00, y = 0.00, w = 1.00, h = 1.00 },
  left50         = { x = 0.00, y = 0.00, w = 0.50, h = 1.00 },
  right50        = { x = 0.50, y = 0.00, w = 0.50, h = 1.00 }
}

mash = { 'ctrl', 'alt', 'cmd' }

hs.hotkey.bind(mash, 'q', function() hs.window.focusedWindow():move(units.left33,         nil, true) end)
hs.hotkey.bind(mash, 'w', function() hs.window.focusedWindow():move(units.center33,       nil, true) end)
hs.hotkey.bind(mash, 'e', function() hs.window.focusedWindow():move(units.right33,        nil, true) end)
hs.hotkey.bind(mash, 'a', function() hs.window.focusedWindow():move(units.left66,         nil, true) end)
hs.hotkey.bind(mash, 'd', function() hs.window.focusedWindow():move(units.right66,        nil, true) end)
hs.hotkey.bind(mash, 'm', function() hs.window.focusedWindow():move(units.maximum,        nil, true) end)
hs.hotkey.bind(mash, 'c', function() hs.window.focusedWindow():move(units.center,         nil, true) end)
hs.hotkey.bind(mash, '1', function() hs.window.focusedWindow():move(units.left50,         nil, true) end)
hs.hotkey.bind(mash, '2', function() hs.window.focusedWindow():move(units.right50,        nil, true) end)