Tmux

Install tmux.

Use macPorts for the install process. It can be done like this at the time of writing they page.

• sudo port install tmux
• type in your password, and you should get something similar to this:

Password:
--->  Computing dependencies for tmux
--->  Dependencies to be installed: libevent
--->  Fetching archive for libevent
--->  Attempting to fetch libevent-2.0.22_1.darwin_15.x86_64.tbz2 from http://lil.fr.packages.macports.org/libevent
--->  Attempting to fetch libevent-2.0.22_1.darwin_15.x86_64.tbz2 from http://mse.uk.packages.macports.org/sites/packages.macports.org/libevent
--->  Attempting to fetch libevent-2.0.22_1.darwin_15.x86_64.tbz2 from http://nue.de.packages.macports.org/macports/packages/libevent
--->  Fetching distfiles for libevent
--->  Attempting to fetch libevent-2.0.22-stable.tar.gz from http://skylink.dl.sourceforge.net/levent/libevent/libevent-2.0
--->  Verifying checksums for libevent                                               
--->  Extracting libevent
--->  Applying patches to libevent
--->  Configuring libevent
--->  Building libevent
--->  Staging libevent into destroot
--->  Installing libevent @2.0.22_1
--->  Activating libevent @2.0.22_1
--->  Cleaning libevent
--->  Fetching archive for tmux
--->  Attempting to fetch tmux-2.1_0.darwin_15.x86_64.tbz2 from http://lil.fr.packages.macports.org/tmux
--->  Attempting to fetch tmux-2.1_0.darwin_15.x86_64.tbz2 from http://mse.uk.packages.macports.org/sites/packages.macports.org/tmux
--->  Attempting to fetch tmux-2.1_0.darwin_15.x86_64.tbz2 from http://nue.de.packages.macports.org/macports/packages/tmux
--->  Fetching distfiles for tmux
--->  Attempting to fetch tmux-2.1.tar.gz from http://lil.fr.distfiles.macports.org/tmux
--->  Verifying checksums for tmux
--->  Extracting tmux
--->  Configuring tmux
--->  Building tmux
--->  Staging tmux into destroot
--->  Installing tmux @2.1_0
--->  Activating tmux @2.1_0

If you want integration with system pasteboard consider installing port tmux-pasteboard as well

--->  Cleaning tmux
--->  Updating database of binaries
--->  Scanning binaries for linking errors               
--->  No broken files found.