Interesting

bashmarks     Directory bookmarks for the shell 
              https://github.com/huyng/bashmarks

bosh          browseable output shell. Curses interface to program output
              where actions can be defined and executed on selected line

clipf         Personal finance manager with command line interface

csvtool       manipulate CSV files from shell scripts

dateutils     tools for manipulating dates and times
              http://hroptatyr.github.com/dateutils/

daemonize     run a program as a Unix daemon 

dtrx          cleanly extract many archive types

entr          Run arbitrary commands when files change 
              http://entrproject.org/

fim           FIM aims to be a highly customizable and scriptable image 
              viewer targeted at users who are confortable with software 
              like the Vim text editor or the Mutt mail user agent. 

gorilla       cross-platform password manager http://is.gd/Lbkgfv

guake         drop-down terminal for GNOME environment

gqview        good quality but lightweight image view

handbrake     Convert between a wide variety of multimedia formats.

htm-xml-utils * manipulating and converting HTML and XML files
              Includes:
              hxextract - extract selected elements
              hxpipe - convert XML to a format easier to parse with Perl/AWK
              hxprintlinks - number links & add table of URLs at end of file

htop          curses interactive process viewer, inc. killing

ifdown/ifup   Stop/start a network interface

interrobang   launcher menu similar to dmenu http://is.gd/gcXn5A

iselect       intereactive selection tool

jsawk         Jsawk is like awk, but for JSON.
              https://github.com/micha/jsawk

jshon         command-line json file manipulator
              http://kmkeen.com/jshon/

jwalk         inspect JSON object tree via the command line
              http://onethingwell.org/post/39380363781/jwalk

launchy       spotlight clone. Activate using Ctrl-Space

md2man        markdown docs to man pages

moreutils     collection of the unix tools that nobody thought to write
              combine ifne lckdo mspipe parallel pee sponge ts vidir + others

              sponge is excellent because you can wirte a file in-place. Eg
              sed "s/root/toor/" /etc/passwd | grep -v joey | sponge /etc/passwd

ncdu          NCurses Disk Usage

nl            Number lines and write files

nmon          performance monitor

pandoc        general markup converter

pgrep/pkill   Stop processes from running using names rather than PIDs

pinta         Simple paint program

pyncp         python version of ncp - fast file copy tool for LANs

rcconf        runlevel config tool

recordmydesktop/screetoaster 
              records your desktop

retext        text editor for Markdown and reStructuredText

rig           random identity generator

ronn          markdown to man page generator.
              Debian package: ruby-ronn

scone-fu      spreadhseet conversion
              inc csv2odf - convert CSV to LibreOffice
              I tried it, and it works!
              http://code.google.com/p/scone-fu/

shellinabox   put a terminal in a browser http://code.google.com/p/shellinabox/

smartcam      turns a camera phone into a webcam

soywiki       file-based wiki for vim 
              http://danielchoi.com/software/soywiki.html

sunflower-fm  dual-pane file manager

sxiv          v.simple image viewer, depending only on imlib2
              https://github.com/muennich/sxiv

tiling        simple window tiling system https://github.com/lkdjiin/tiling

tpp           console presentation

ttyrec        tty recorder

twidge        twitter on the command-line

UNetbootin    Create bootable Live Linux USB drives without burning a CD

unoconv       convert between any doc format supported by OpenOffice
              http://dag.wieers.com/home-made/unoconv/

wcalc         a natural-expression command-line calculator

whenjobs      powerful but simple cron replacement

zim           file-based wiki apps with heirarchical structure

zssh          interactive file transfers over ssh

* actually use

Links to other sites

Author:  Mark Carter
Created: 11-Mar-2011
Updated: 12-May-2013