Global USE flags

Flag	Description	Packages
debug		4
doc		10
introspection		7
nls		3
opus		2
sdl		2
spell		2
sse41		2
tools		2

Category USE flags

dev-lang

Flag	Description	Packages
gc		2

dev-libs

Flag	Description	Packages
static-libs		2

Local USE flags

app-emulation

emu80v4

Flag	Description
lite
qt

emulith

Flag	Description
compiler
floppy

oricutron

Flag	Description
sdl2

app-misc

decker

Flag	Description
danger

app-text

stardict

Flag	Description
advertisement
cal
dictdotcn
espeak
espeak-ng
examples
flite
fortune
gnome
gucharmap
htmlparse
info
man
perl
powerwordparse
pronounce
updateinfo
wikiparse
wordnet
xdxfparse
youdaodict

dev-lang

fpc

Flag	Description
source

voc

Flag	Description
clang
gcc
ocat
tcc

dev-libs

gplugin

Flag	Description
gtk
vala

dev-vcs

got

Flag	Description
gitwrapper	Build gitwrapper and point it to Git’s libexec path
webd	Build/install gotwebd (FastCGI web UI; needs libevent)

games-arcade

thrust

Flag	Description
ggi
netpbm
pbm
sound
svga
x

mail-client

sylpheed

Flag	Description
crypt
ipv6
ldap
oniguruma	Use <pkg>dev-libs/oniguruma</pkg> for regular expression
ssl
xface

media-fonts

uw-ttyp0

Flag	Description
bdf

media-sound

butt

Flag	Description
aac
alsa
flac
jack
vorbis

net-client

lagrange

Flag	Description
bidi
gui
harfbuzz
jxl
mp3
ncurses
tui
webp

net-dns

rn

Flag	Description
systemd

net-im

pidgin3

Flag	Description
demo
ircv3
libsecret
link-local-messaging
sip
xmpp
xscreensaver
zulip

psi

Flag	Description
X
aspell
dbus
enchant
extras
hunspell
iconsets
keyring
qt6
webengine

net-news

tomar

Flag	Description
video

x11-plugins

wmlaptop

Flag	Description
acpi
longrun

x11-terms

xterm

Flag	Description
Xaw3d
openpty
regis
sixel
toolbar
truetype
unicode
verify-sig
xinerama

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