You are now in the directory "plan9".
Here are the one-line descriptions for each items in this directory:
9menu-1.4: A simple menu patterened after plan9 9term-1.6.3: An X11 program which emulates a plan9 window. 9wm-1.1: An 8 1/2-like Window Manager for X libXgFonts-1.0: These are the UNICODE fonts for use with 9term and sam. rc-1.5b1: A unix incarnation of the plan9 shell. sam-4.3: A unix version of Rob Pike's editor for plan9