build-essential
bundler
catdoc
elinks
gettext
ghostscript
gnuplot-nox
irb1.8
libicu-dev
libmagic-dev
libmagickwand-dev
libpq-dev
libruby1.8
libsqlite3-dev
libxml2-dev
libxslt-dev
links
lockfile-progs
mutt
pdftk
php5-cli
poppler-utils
postgresql
postgresql-client
python-yaml
rake
rdoc1.8
ruby
ruby1.8
ruby1.8-dev
rubygems/squeeze-backports
sharutils
sqlite3
tnef
ttf-bitstream-vera
unrtf
unzip
uuid-dev
wkhtmltopdf-static
wv
xapian-tools
xlhtml