• cmd+alt + arrows : resize focused window

• cmd+alt + / : maximize/back

• cmd+alt + g : grid resize

• ctrl+alt + arrows: move

• ctrl+cmd+alt+arrows: focus (sort of)

• cmd+alt + [, cmd+alt + ] : window switcher (slow)

This is the shit.

• ctrl+alt+cmd + space : tag a window with a name.
• ctrl+alt+cmd + delete : remove tag from window
• ctrl+` : select tag (move to tag) from list
• ctrl+tab: next tagged window
• cmd+` : select window by name
• ctrl+alt+cmd + c :show current tag

If tag name has ~ in it (ie the name is ~window or bl~a) then you can switch to the tag by alt+letter where letter is the one following ~.