app-admin

dev-scheme

sci-mathematics

app-doc

dev-tcltk

sci-physics

app-editors

dev-util

sci-visualization

app-emulation

mail-client

sys-apps

app-laptop

media-gfx

sys-boot

app-misc

media-libs

sys-cluster

app-office

media-video

sys-kernel

app-pda

net-libs

sys-power

app-shells

net-misc

virtual

app-text

net-wireless

www-apps

dev-java

net-www

www-client

dev-lang

sci-biology

www-plugins

dev-libs

sci-chemistry

x11-drivers

dev-python

sci-libs

x11-libs