Rate my webapp: commandlinefu.com
jkmcf: Green and black take me back to my standalone terminal days...Two comments on presentation in addition to the aforementioned wrapping of the columns in a div:1) More space between entries.  The list looks very cramped.
2) Less items per page.Hardest part about Unix is learning the command line.  I luckily had an unwilling, but unavoidable, roommate back in 1989 to answer my "read the man page" questions :)  Which leads me to my next comment:C) Classify the entries as n00b, ..., guru.