Starting

New
> tmux

List
> tmux ls

Attach to last
> tmux a

Kill
> tmux kill-session -t 0-9

Windows

Create window
> Ctrl-a c

Moving
> Ctrl-a 0-9

Panes

Split
> Ctrl-a %
> Ctrl-a "

Adjust size
> Ctrl-a <hjkl>

Zoom
> Ctrl-a z

Moving
Last pane > Ctrl-a ;
Move pane > Ctrl-a <arrow keys>

Kill
> Ctrl-a x

Copy Mode

Copy
> Ctrl-a [

Paste
> Ctrl-a ]

Getting help

> Ctrl-a ?