app-admin

dev-python

net-print

app-arch

dev-util

net-voip

app-dicts

games-board

sci-libs

app-editors

gnome-base

sci-mathematics

app-emulation

gui-apps

sys-apps

app-misc

mail-client

sys-auth

app-office

media-libs

sys-fs

app-portage

media-plugins

sys-libs

app-shells

media-sound

virtual

app-text

media-video

www-client

dev-cpp

net-im

x11-base

dev-db

net-libs

x11-drivers

dev-lang

net-misc

x11-libs

dev-libs

net-nntp

x11-misc

dev-ml

net-p2p

x11-plugins

dev-perl