Global USE flags

Flag	Description	Packages
accessibility	Install accessibility packages	4
bluetooth	Bluetooth settings and transfers indicator	3
coverage	Include coverage reports (gcov, lcov)	8
cups		2
debug		8
doc		16
examples		3
extra	CJK all weight	4
files	Files/folders lens for the Dash	3
gnome	Install Gnome extra applications	2
gnome-shell	Build gnome-shell component	2
hud	Enable the backend for Unity's HUD	2
icu		2
java11	Enable Jayatana for Java 11	2
java17	Enable Jayatana for Java 17	2
java21	Enable Jayatana for Java 21	2
java25	Enable Jayatana for Java 25	2
java8	Enable Jayatana for Java 8	2
mate	Install MATE integration	2
music	Enable Music lens in Dash	2
nls		5
pch	Build using pre-compiled headers (it can lead to unclear build failures!)	3
photos	Photo collection lens for the Dash	2
telepathy	Enable telepathy framework as data source	2
test	Install Google C++ Testing Framework <pkg>dev-cpp/gtets</pkg>	22
video	Enable Video lens in Dash	2
wayland		2

Category USE flags

unity-base

Flag	Description	Packages
colord	Support color management using <pkg>x11-misc/colord</pkg>	2
fontconfig	Optional ehooks: Adjust fonts configuration according to Ubuntu	2
gles2	Use OpenGL ES 2.0	3
i18n	Enable support for enhanced input methods through <pkg>app-i18n/ibus</pkg>	2
input_devices_wacom		2
l10n_		2

x11-themes

Flag	Description	Packages
optimize	Enable icons optimization	2

Local USE flags

dev-java

jayatana

Flag	Description
system-wide	Enable Jayatana system-wide way

gnome-extra

zeitgeist

Flag	Description
datahub	Use build datahub for passive event injection
downloads-monitor	Monitor the XDG_DOWNLOAD_DIRECTORY
fts	Enable the full text search extension
introspection
sql-debug	Enable SQL debugging

media-libs

glewmx

Flag	Description
static-libs

net-libs

geonames

Flag	Description
demo	Build demo application

net-mail

mailnag

Flag	Description
messagingmenu

net-misc

vino

Flag	Description
crypt
ipv6
jpeg
keyring
ssl
zeroconf
zlib

unity-base

gentoo-unity-env

Flag	Description
dev	Unmask overlay development packages with missing keyword (experimental)

unity

Flag	Description
bfb2013	Classic Dash home button since 2013
bfb2023	Ubuntu Unity Dash home button since 2023
classic-dash	Classic horizontal Dash with bottom scope bar
classic-panel	Classic non-transparent panel with shadow
gtk4-shadow	Draw shadow around GTK4/libadwaita app window
systray	Enable system tray support in the notification area for all applications
uwidgets	Plugin system for Unity to display widgets on top of background

unity-control-center

Flag	Description
gnome-online-accounts	Enable configuration panel for <pkg>net-libs/gnome-online-accounts</pkg> accounts
kerberos
networkmanager
sharing	Install Sharing panel feature packages
v4l
vnc	Enable VNC server for GNOME (screen sharing)

unity-meta

Flag	Description
apps	Install web browser, email client and office suite, defaults to <pkg>www-client/firefox</pkg>, <pkg>mail-client/thunderbird</pkg> and <pkg>app-office/libreoffice</pkg>
chat	Install instant messenger, defaults to <pkg>net-im/pidgin</pkg>
classic-unity	Install classic Unity look with Ambiance theme, ubuntu-font-family, non-transparent panel with shadow, and horizontal Dash
core	Install Unity core applications
fonts	Install additional fonts
games	Install games

unity-settings

Flag	Description
classic-fonts	Prefer Ubuntu classic and DejaVu fonts
classic-theme	Set Ambiance theme as the default one
lowgfx	Enable Low Graphics Mode
ubuntu-sounds	Enable Ubuntu's default audio theme

unity-settings-daemon

Flag	Description
rfkill	build support for rfkill
short-touchpad-timeout	Change the touchpad timeout so that it's effective for fast typists
smartcard
udev

unity-extra

diodon

Flag	Description
indicator	Enable build of indicator plugin
scope	Enable build of unity scope

indicator-psensor

Flag	Description
hddtemp

unity-greeter

Flag	Description
ready-sound	Play system ready sound

unity-indicators

indicator-appmenu

Flag	Description
tools	Install tools for debugging application menus

indicator-datetime

Flag	Description
eds	Enable support for Evolution-Data-Server

indicator-keyboard

Flag	Description
charmap	Enable Character Map

indicator-power

Flag	Description
powerman	Enable Gnome Power Manager

indicator-session

Flag	Description
help	Enable 'Unity Help' menu item linking to Unity documentation

unity-indicators-meta

Flag	Description
appearance	Ubuntu Unity theme indicator
battery	Battery power indicator
datetime	Date, time and calendar indicator
keyboard	Keyboard layout indicator
mail	Mail notification daemon integrated into messaging menu
notifications	Collects recent messages sent with libnotify to a notification daemon
paste	Copy/Paste clipboard indicator
printer	Printer jobs indicator
sensors	Hardware sensors indicator such as CPU temp
session	Session management indicator
sound	Audio control and application launching indicator
weather	Weather indicator

unity-lens

unity-lens-meta

Flag	Description
plugins	Additional scopes for the Dash

unity-scope-extras

Flag	Description
audacious	Audacious scope for Unity
calculator	Calculator scope for Unity
chromiumbookmarks	Chromium bookmarks scope for Unity
devhelp	devhelp scope for Unity
firefoxbookmarks	Firefox bookmarks scope for Unity
manpages	Manual pages scope for Unity
texdoc	Texdoc scope for Unity
virtualbox	VirtualBox scope for Unity

x11-misc

notify-osd

Flag	Description
minimal

x11-themes

ubuntu-wallpapers

Flag	Description
artful	Artful Aardvark wallpapers
bionic	Bionic Beaver wallpapers
cosmic	Cosmic Cuttlefish wallpapers
disco	Disco Dingo wallpapers
eoan	Eoan Ermine wallpapers
focal	Focal Fossa wallpapers
groovy	Groovy Gorilla wallpapers
hirsute	Hirsute Hippo wallpapers
impish	Impish Indri wallpapers
jammy	Jammy Jellyfish wallpapers
karmic	Karmic Koala wallpapers
kinetic	Kinetic Kudu wallpapers
lucid	Lucid Lynx wallpapers
lunar	Lunar Lobster wallpapers
mantic	Mantic Minotaur wallpapers
maverick	Maverick Meerkat wallpapers
natty	Natty Narwhal wallpapers
noble	Noble Numbat wallpapers
oneiric	Oneiric Ocelot wallpapers
oracular	Oracular Oriole wallpapers
plucky	Plucky Puffin wallpapers
precise	Precise Pangolin wallpapers
quantal	Quantal Quetzal wallpapers
questing	Questing Quokka wallpapers
raring	Raring Ringtail wallpapers
resolute	Resolute Raccoon wallpapers
saucy	Saucy Salamander wallpapers
trusty	Trusty Tahr wallpapers
utopic	Utopic Unicorn wallpapers
vivid	Vivid Vervet wallpapers
wily	Wily Werewolf wallpapers
xenial	Xenial Xerus wallpapers
yakkety	Yakkety Yak wallpapers
zesty	Zesty Zapus wallpapers

yaru-theme

Flag	Description
cinnamon	Build Yaru with Cinnamon flavour
gtk	Support yaru accent colors using adwaita theming
unity	Build Yaru with Unity assets
xfwm	Build Yaru with xfwm4 assets

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