$ brew leaves
bash-completion
bazaar
brew-cask
emacs
gnu-sed # use `gsed`.
imagemagick
jq # json parser, filter, etc
lame # codecs
libvo-aacenc
x264
xvid
mercurial
mobile-shell
python3
sshfs
tree
visionmedia-watch # implementation of `watch` for OSX
wget
youtube-dl

$ brew cask list
alfred
anki
audacity
brackets
filezilla
flux
imageoptim
macdown
mactex
osxfuse # ssh mount
pycharm-ce
qlcolorcode
qlmarkdown
qlstephen
quicklook-csv
quicklook-json
r
rstudio
seashore # easy photo editing
seil # override capslock
sourcetree
speedcrunch # serious calculator
sublime-text
transmission
virtualbox
vlc