acct-user/git

acct-user/vdr

app-accessibility/at-spi2-core

app-accessibility/brltty

app-accessibility/emacspeak

app-accessibility/espeak-ng

app-accessibility/flite

app-accessibility/freetts

app-accessibility/orca

app-accessibility/speech-dispatcher

app-admin/clsync

app-admin/conky

app-admin/conserver

app-admin/diradm

app-admin/doas

app-admin/gkrellm

app-admin/gtkdiskfree

app-admin/hddtemp

app-admin/keepass

app-admin/keepassxc

app-admin/lnav

app-admin/logcheck

app-admin/logrotate

app-admin/logstash-bin

app-admin/openrc-settingsd

app-admin/pass

app-admin/pass-otp

app-admin/passwordsafe

app-admin/perl-cleaner

app-admin/puppet

app-admin/puppet-agent

app-admin/puppetserver

app-admin/pwgen

app-admin/rsyslog

clickhouse

Build the ClickHouse output module (requires net-misc/curl)

curl

Enable http_request() function in RainerScript (requires net-misc/curl)

dbi

Build the general database output module (requires dev-db/libdbi)

elasticsearch

Build the Elasticsearch output module (requires net-misc/curl)

gcrypt

Add support for encrypted log files using dev-libs/libgcrypt

gnutls

Build the GnuTLS network stream driver (requires net-libs/gnutls)

imhttp

Build the http input module (requires www-servers/civetweb)

impcap

Build the pcap input module (requires net-libs/libpcap)

kafka

Build the Apache Kafka input/output module (requires dev-libs/librdkafka)

kerberos

Build the GSSAPI input and output module (requires virtual/krb5)

kubernetes

Build the kubernetes modify plugin (requires net-misc/curl)

mdblookup

Build the MaxMind DB lookup message modify plugin using dev-libs/libmaxminddb

mongodb

Build the MongoDB output module (requires dev-libs/mongo-c-driver)

mysql

Build the MySQL database output module (requires virtual/mysql)

normalize

Build the normalize modify module (requires dev-libs/libee and dev-libs/liblognorm)

omhttp

Build the http output module (requires net-misc/curl)

omhttpfs

Build the httpfs output module (requires net-misc/curl)

omudpspoof

Build the udpspoof output module (requires net-libs/libnet)

openssl

Build the OpenSSL network stream driver (requires dev-libs/openssl)

postgres

Build the PostgreSQL database output module (requires dev-db/postgresql)

rabbitmq

Build the RabbitMQ output module (requires net-libs/rabbitmq-c)

redis

Build the Redis output module using (requires dev-libs/hiredis)

relp

Build the Reliable Event Logging Protocol (RELP) output module (requires dev-libs/librelp)

rfc3195

Build the rfc3195 input module (requires dev-libs/liblogging)

rfc5424hmac

Build the rfc5424hmac modify module (requires dev-libs/openssl)

snmp

Build the snmp modify and output module (requires net-analyzer/net-snmp)

ssl

Add support for encrypted client/server communication (requires net-libs/gnutls)

systemd

Build the journal input and output module (requires sys-apps/systemd)

usertools

Installs the user tools (rsgtutil, rscryutil...) corresponding to the set USE flags

uuid

Include UUIDs in messages (requires sys-apps/util-linux)

xxhash

Enable xxHash support in fmhash module (requires dev-libs/xxhash)

zeromq

Build the ZeroMQ input and output modules (requires net-libs/czmq)

app-admin/sagan

app-admin/salt

app-admin/setools

app-admin/sudo

app-admin/sysklogd

app-admin/syslog-ng

app-admin/sysstat

app-admin/testdisk

app-admin/tripwire

app-admin/ulogd

app-admin/vault

app-admin/webalizer

app-admin/webapp-config

app-alternatives/awk

app-alternatives/bc

app-alternatives/bzip2

app-alternatives/cpio

app-alternatives/gzip

app-alternatives/lex

app-alternatives/sh

app-alternatives/tar

app-alternatives/yacc

app-antivirus/clamav

app-antivirus/clamtk

app-arch/cabextract

app-arch/createrepo_c

app-arch/dpkg

app-arch/drpm

app-arch/dump

app-arch/engrampa

app-arch/file-roller

app-arch/gzip

app-arch/innoextract

app-arch/libarchive

app-arch/p7zip

app-arch/rar

app-arch/tar

app-arch/unzip

app-arch/wimlib

app-arch/xz-utils

app-arch/zip

app-backup/amanda

app-backup/backup-manager

app-backup/bacula

app-backup/bareos

app-backup/btrbk

app-backup/dar

app-backup/duplicity

app-backup/rear

app-backup/snapper

app-backup/tsm

app-benchmarks/filebench

app-benchmarks/httperf

app-benchmarks/ioping

app-benchmarks/ramspeed

app-benchmarks/sysbench

app-cdr/brasero

app-cdr/cdemu

app-cdr/dvdisaster

app-cdr/gaffitter

app-cdr/mirage2iso

app-containers/apptainer

app-containers/buildah

app-containers/containerd

app-containers/containers-storage

app-containers/cri-o

app-containers/crun

app-containers/docker

app-containers/docker-credential-helpers

app-containers/lxc

app-containers/podman

app-containers/runc

app-containers/skopeo

app-containers/snapd

app-crypt/aespipe

app-crypt/ccid

app-crypt/codecrypt

app-crypt/dehydrated

app-crypt/eid-mw

app-crypt/ekeyd

app-crypt/gnupg

app-crypt/gnupg-pkcs11-scd

app-crypt/gpgme

app-crypt/hashcat

app-crypt/heimdal

app-crypt/ima-evm-utils

app-crypt/johntheripper-jumbo

app-crypt/keybase

app-crypt/kstart

app-crypt/libb2

app-crypt/libsecret

app-crypt/libu2f-host

app-crypt/mit-krb5

app-crypt/mkp224o

app-crypt/ophcrack

app-crypt/ophcrack-tables

app-crypt/p11-kit

app-crypt/pinentry

app-crypt/qca

app-crypt/seahorse

app-crypt/swtpm

app-crypt/tpm2-pkcs11

app-crypt/tpm2-tools

app-crypt/tpm2-totp

app-crypt/tpm2-tss

app-crypt/tpm-emulator

app-crypt/tpm-tools

app-crypt/veracrypt

app-crypt/zulucrypt

app-dicts/aspell-be

app-dicts/gwaei

app-dicts/myspell-pt

app-doc/csound-manual

app-doc/devmanual

app-doc/doxygen

app-doc/kicad-doc

app-doc/linuxfromscratch

app-doc/pms

app-doc/pms-bin

app-doc/tldp-howto

app-editors/bluefish

app-editors/emacs

app-editors/fe

app-editors/featherpad

app-editors/gedit-plugins

app-editors/gnome-latex

app-editors/gvim

app-editors/helix

app-editors/jasspa-microemacs

app-editors/joe

app-editors/leafpad

app-editors/mousepad

app-editors/nano

app-editors/neovim

app-editors/okteta

app-editors/pluma-plugins

app-editors/qhexedit2

app-editors/tea

app-editors/vim

app-editors/vis

app-editors/xemacs

app-emacs/auctex

app-emacs/bbdb

app-emacs/calfw

app-emacs/elscreen

app-emacs/emacs-common

app-emacs/emacs-w3m

app-emacs/magit

app-emacs/mu-cite

app-emacs/org-mode

app-emacs/remember

app-emacs/slime

app-emacs/sly

app-emacs/vm

app-emacs/wanderlust

app-emacs/wikipedia-mode

app-emulation/86Box

app-emulation/aranym

app-emulation/bochs

app-emulation/crossover-bin

app-emulation/dosemu

app-emulation/dxvk

app-emulation/faudio

app-emulation/fs-uae

app-emulation/fs-uae-launcher

app-emulation/fuse

app-emulation/fuse-utils

app-emulation/grub-xen-host

app-emulation/hyperd

app-emulation/libcacard

app-emulation/libguestfs

app-emulation/libspectrum

app-emulation/libvirt

dtrace

Enable dtrace support via dev-util/systemtap

firewalld

DBus interface to iptables/ebtables allowing for better runtime management of your firewall.

fuse

Allow LXC to use sys-fs/fuse for mountpoints

glusterfs

Enable GlusterFS support via sys-cluster/glusterfs

iscsi

Allow using an iSCSI remote storage server as pool for disk image storage

iscsi-direct

Allow using libiscsi for iSCSI storage pool backend

libssh

Use net-libs/libssh to communicate with remote libvirtd hosts, for example: qemu+libssh://server/system

libssh2

Use net-libs/libssh2 to communicate with remote libvirtd hosts, for example: qemu+libssh2://server/system

libvirtd

Builds the libvirtd daemon as well as the client utilities instead of just the client utilities

lvm

Allow using the Logical Volume Manager (sys-fs/lvm2) as pool for disk image storage

lxc

Support management of Linux Containers virtualisation (app-containers/lxc)

nfs

Allow using Network File System mounts as pool for disk image storage

numa

Use NUMA for memory segmenting via sys-process/numactl and sys-process/numad

openvz

Support management of OpenVZ virtualisation (openvz-sources)

parted

Allow using real disk partitions as pool for disk image storage, using sys-block/parted to create, resize and delete them.

pcap

Support auto learning IP addreses for routing

qemu

Support management of QEMU virtualisation (app-emulation/qemu)

rbd

Enable rados block device support via sys-cluster/ceph

virt-network

Enable virtual networking (NAT) support for guests. Includes all the dependencies for NATed network mode. Effectively any network setup that relies on libvirt to setup and configure network interfaces on your host. This can include bridged and routed networks ONLY if you are allowing libvirt to create and manage the underlying devices for you. In some cases this requires enabling the 'netcf' USE flag (currently unavailable).

virtualbox

Support management of VirtualBox virtualisation (app-emulation/virtualbox)

wireshark-plugins

Build the net-analyzer/wireshark plugin for the Libvirt RPC protocol

xen

Support management of Xen virtualisation (app-emulation/xen)

zfs

Enable ZFS backend storage sys-fs/zfs

app-emulation/nemu

app-emulation/open-vm-tools

app-emulation/pcem

app-emulation/punes

app-emulation/q4wine

app-emulation/qemu

accessibility

Adds support for braille displays using brltty

aio

Enables support for Linux's Async IO

alsa

Enable alsa output for sound emulation

bpf

Enable eBPF support for RSS implementation.

capstone

Enable disassembly support with dev-libs/capstone

curl

Support ISOs / -cdrom directives via HTTP or HTTPS.

fdt

Enables firmware device tree support

fuse

Enables FUSE block device export

glusterfs

Enables GlusterFS cluster fileystem via sys-cluster/glusterfs

gnutls

Enable TLS support for the VNC console server. For 1.4 and newer this also enables WebSocket support. For 2.0 through 2.3 also enables disk quorum support.

io-uring

Enable efficient I/O via sys-libs/liburing.

iscsi

Enable direct iSCSI support via net-libs/libiscsi instead of indirectly via the Linux block layer that sys-block/open-iscsi does.

jemalloc

Enable jemalloc allocator support

jpeg

Enable jpeg image support for the VNC console server

multipath

Enable multipath persistent reservation passthrough via sys-fs/multipath-tools.

ncurses

Enable the ncurses-based console

nfs

Enable NFS support

numa

Enable NUMA support

pin-upstream-blobs

Pin the versions of BIOS firmware to the version included in the upstream release. This is needed to sanely support migration/suspend/resume/snapshotting/etc... of instances. When the blobs are different, random corruption/bugs/crashes/etc... may be observed.

pipewire

Enable pipewire output for sound emulation

plugins

Enable qemu plugin API via shared library loading.

png

Enable png image support for the VNC console server

pulseaudio

Enable pulseaudio output for sound emulation

rbd

Enable rados block device backend support, see https://docs.ceph.com/en/mimic/rbd/qemu-rbd/

sdl

Enable the SDL-based console

sdl-image

SDL Image support for icons

slirp

Enable TCP/IP in hypervisor via net-libs/libslirp

spice

Enable Spice protocol support via app-emulation/spice

ssh

Enable SSH based block device support via net-libs/libssh2

static

Build the User and Software MMU (system) targets as well as tools as static binaries

static-user

Build the User targets as static binaries

systemtap

Enable SystemTAP/DTrace tracing

usb

Enable USB passthrough via dev-libs/libusb

usbredir

Use sys-apps/usbredir to redirect USB devices to another machine over TCP

vde

Enable VDE-based networking

vhost-net

Enable accelerated networking using vhost-net, see https://www.linux-kvm.org/page/VhostNet

virgl

Enable experimental Virgil 3d (virtual software GPU)

virtfs

Enable VirtFS via virtio-9p-pci / fsdev. See https://wiki.qemu.org/Documentation/9psetup

vte

Enable terminal support (x11-libs/vte) in the GTK+ interface

xattr

Add support for getting and setting POSIX extended attributes, through sys-apps/attr. Requisite for the virtfs backend.

xen

Enables support for Xen backends

app-emulation/runv

app-emulation/ski

app-emulation/spice

app-emulation/uade

app-emulation/vice

app-emulation/virt-manager

app-emulation/virtualbox

app-emulation/virt-viewer

app-emulation/virt-what

app-emulation/vkd3d

app-emulation/vkd3d-proton

app-emulation/wine-gecko

app-emulation/wine-mono

app-emulation/wine-proton

app-emulation/wine-staging

app-emulation/winetricks

app-emulation/wine-vanilla

app-emulation/x48

app-emulation/xe-guest-utilities

app-emulation/xen

app-emulation/xen-tools

app-emulation/xtrs

app-eselect/eselect-php

app-eselect/eselect-wine

app-forensics/afflib

app-forensics/aide

app-forensics/chkrootkit

app-forensics/honggfuzz

app-forensics/libewf

app-forensics/lynis

app-forensics/sleuthkit

app-forensics/volatility3

app-forensics/yara

app-i18n/fcitx

app-i18n/fcitx-libpinyin

app-i18n/fcitx-rime

app-i18n/fcitx-unikey

app-i18n/freewnn

app-i18n/ibus

app-i18n/ibus-handwrite

app-i18n/ibus-libpinyin

app-i18n/ibus-pinyin

app-i18n/im-chooser

app-i18n/imsettings

app-i18n/librime

app-i18n/mozc

app-i18n/pyzy

app-i18n/rime-data

app-i18n/scim

app-i18n/scim-anthy

app-i18n/tomoe

app-i18n/uim

app-laptop/hdapsd

app-laptop/ibam

app-laptop/laptop-mode-tools

app-laptop/pbbuttonsd

app-laptop/thinkfan

app-laptop/tp_smapi

app-metrics/collectd

app-misc/blink1

app-misc/broot

app-misc/byobu

app-misc/ca-certificates

app-misc/carbon-c-relay

app-misc/ddccontrol

app-misc/ddcutil

app-misc/digitemp

app-misc/fastfetch

app-misc/FreeSSM

app-misc/g810-led

app-misc/geoclue

app-misc/gramps

app-misc/graphlcd-base

app-misc/irtrans-irserver

app-misc/jdupes

app-misc/jp

app-misc/jpipe

app-misc/jq

app-misc/kryoflux-dtc

app-misc/lcd4linux

apm

Enable the APM plugin.

asterisk

Enable the Asterisk plugin.

button-exec

Enable the Button plugin, to execute something on keypress.

cpuinfo

Enable the cpuinfo plugin.

dbus

Enable the dbus plugin.

diskstats

Enable the diskstats plugin.

dmalloc

Enable dmalloc for debugging.

dvb

Enable support for the DVB plugin.

event

Enable the event plugin.

exec

Enable the exec plugin, to read output from external programs.

fifo

Enable the FIFO (First-In, First-Out) plugin.

file

Enable the file plugin, to read from input from files.

gps

Enable the gps plugin, for reading gps coordinates.

hddtemp

Enable the hddtemp plugin, to read from the hddtemp daemon.

huawei

Enable the huawei plugin, to read from a huawei device.

i2c-sensors

Enable the i2c_sensors plugin, to read sensor data.

iconv

Enable the iconv plugin, to convert between encodings.

isdn

Enable the isdn plugin, to get information about ISDN.

kvv

Enable the kvv plugin, to get realtime train schedule from the Karlsruher Verkehrsverbund.

loadavg

Enable the loadavg plugin, to get stats load

meminfo

Enable the meminfo plugin, to get memory statistics.

mpd

Enable the mpd plugin, to read from the Music Player Daemon.

mpris-dbus

Enable the mpris plugin, to read data via dbus for mpris.

mysql

Enable the mysql plugin, to get mysql database information.

netdev

Enable the netdev plugin, to get interface statistics.

netinfo

Enable the netinfo plugin, to get more interface statistic.

outb

Enable raw i/o access.

pop3

Enable the pop3 plugin, to get notified about new mails.

proc-stat

Enable the proc_stat plugin, to read data from the proc file system.

python

Enable support for dev-lang/python and enable the python plugin, to execute own python scripts.

qnaplog

Enable the qnaplog plugin, to read a log from a QNAP device.

raspi

Enable the raspi plugin, to read sensor data from a Raspberry Pi.

sample

Enable the sample plugin.

statfs

Enable the statfs plugin, to get statistics about the file system.

uname

Enable the uname plugin, to get the output of uname.

uptime

Enable the uptime plugin.

w1retap

Enable the w1retap plugin.

wireless

Enable the wireless plugin, to get wireless statistics.

app-misc/lcdproc

app-misc/libdatovka

app-misc/lirc

app-misc/mc

app-misc/mime-types

app-misc/mosquitto

app-misc/muttprint

app-misc/neofetch

app-misc/nnn

app-misc/note

app-misc/ola

app-misc/pax-utils

app-misc/recoll

app-misc/rlwrap

app-misc/screen

app-misc/screenfetch

app-misc/skim

app-misc/sphinx

app-misc/task

app-misc/tmux

app-misc/tracker

app-misc/tracker-miners

app-misc/unfoo

app-misc/vcontrold

app-misc/vifm

app-misc/worker

app-mobilephone/gammu

app-mobilephone/gnokii

app-mobilephone/scrcpy

app-mobilephone/smstools

app-office/abiword

app-office/calcurse

app-office/calligra

app-office/calligraplan

app-office/glabels

app-office/gnucash

app-office/gnumeric

app-office/grisbi

app-office/kexi

app-office/kmymoney

app-office/kraft

app-office/libalkimia

app-office/libreoffice

app-office/libreoffice-l10n

app-office/lyx

app-office/magicpoint

app-office/mdbtools

app-office/planner

app-office/sc-im

app-office/scribus

app-office/skrooge

app-office/texmacs

app-office/texstudio

app-pda/gtkpod

app-portage/conf-update

app-portage/eix

app-portage/gemato

app-portage/grs

app-portage/g-sorcery

app-portage/kuroneko

app-portage/layman

app-portage/nattka

app-portage/pfl

app-portage/portage-utils

app-portage/tatt

app-shells/atuin

app-shells/autojump

app-shells/bash

app-shells/bash-completion

app-shells/mksh

app-shells/nushell

app-shells/pdsh

app-shells/pwsh-bin

app-shells/shish

app-text/atril

app-text/blogc

app-text/coolreader

app-text/crengine-ng

app-text/crm114

app-text/crqt-ng

app-text/crwx-ng

app-text/dblatex

app-text/dictd

app-text/docbook-sgml-utils

app-text/docbook-xsl-ns-stylesheets

app-text/docbook-xsl-stylesheets

app-text/ebook-tools

app-text/editorconfig-core-c

app-text/enchant

app-text/evince

app-text/foliate

app-text/ghostscript-gpl

app-text/groonga

app-text/htmltidy

app-text/hyperestraier

app-text/kbibtex

app-text/kjots

app-text/lcdf-typetools

app-text/libebook

app-text/libgepub

app-text/libmwaw

app-text/libqxp

app-text/libstaroffice

app-text/libwpd

app-text/libwps

app-text/mandoc

app-text/mathtex

app-text/msort

app-text/mupdf

app-text/pandoc

app-text/pandoc-bin

app-text/pdfgrep

app-text/pdfpc

app-text/pelican

app-text/podofo

app-text/poppler

app-text/qpdfview

app-text/robodoc

app-text/sdcv

app-text/sigil

app-text/stardict

app-text/sword

app-text/tessdata_best

app-text/tessdata_fast

app-text/tessdata_legacy

app-text/tesseract

app-text/texlive

app-text/texlive-core

app-text/wdiff

app-text/webgen

app-text/writerperfect

app-text/wv

app-text/xmlto

app-text/xpdf

app-text/zathura

app-text/zathura-meta

app-vim/gentoo-syntax

app-xemacs/xemacs-packages-all

dev-ada/aws

dev-ada/gnatcoll-bindings

dev-ada/gnatcoll-core

dev-ada/gnatcoll-db

dev-ada/gpr

dev-ada/gpr-unit-provider

dev-ada/gtkada

dev-ada/langkit

dev-ada/libadalang

dev-ada/libadalang-tools

dev-ada/libgpr

dev-ada/spawn

dev-ada/templates-parser

dev-ada/xmlada

dev-cpp/abseil-cpp

dev-cpp/benchmark

dev-cpp/cpp-httplib

dev-cpp/eigen

dev-cpp/glog

dev-cpp/jwt-cpp

dev-cpp/libcmis

dev-cpp/libjson-rpc-cpp

dev-cpp/msgpack-cxx

dev-cpp/opentelemetry-cpp

dev-cpp/sdbus-c++

dev-db/etcd

dev-db/firebird

dev-db/mariadb

backup

Build mariadb-backup which supports SST and hot backup of InnoDB, Aria and MyISAM including compression and encryption

columnstore

Build the ColumnStore storage engine

extraengine

Add support for alternative storage engines (Archive, CSV, Blackhole, Federated(X), Partition)

galera

Enables galera replication

innodb-lz4

Enables lz4 compression methods for InnoDB/XtraDB

innodb-lzo

Enables lzo compression methods for InnoDB/XtraDB

innodb-snappy

Enables snappy compression methods for InnoDB/XtraDB using app-arch/snappy

jdbc

Enable the CONNECT engine to access foreign databases via JDBC

latin1

Use LATIN1 encoding instead of UTF8

mroonga

Add support for the Mroonga engine for interfacing with the Groonga text search

numa

Enable NUMA support using sys-process/numactl (NUMA kernel support is also required)

oqgraph

Add support for the Open Query GRAPH engine

pam

Enable the optional PAM authentication plugin for the server

profiling

Add support for statement profiling (requires USE=community).

rocksdb

Add support for RocksDB; a key/value, LSM database optimized for flash storage

s3

Build the S3 storage engine

server

Build the server program

sphinx

Add suport for the sphinx full-text search engine

sst-mariabackup

Add tools needed to support the mariabackup SST method

sst-rsync

Add tools needed to support the rsync SST method

systemtap

Build support for profiling and tracing using dev-util/systemtap

test

Install upstream testsuites for end use.

tokudb

Add support for TokuDB storage engine

yassl

Enable SSL connections and crypto functions using the bundled yaSSL

dev-db/mongodb

dev-db/mycli

dev-db/mysql

dev-db/mysql-connector-c++

dev-db/oracle-instantclient

dev-db/percona-server

dev-db/pgbouncer

dev-db/pgpool2

dev-db/phpmyadmin

dev-db/postgis

dev-db/postgresql

dev-db/psqlodbc

dev-db/redis

dev-db/spatialite

dev-db/sqldeveloper

dev-db/sqlite

dev-db/sqlitestudio

dev-db/timescaledb

dev-db/unixODBC

dev-dotnet/dotnet-sdk-bin

dev-embedded/avrdude

dev-embedded/libftdi

dev-embedded/openocd

dev-embedded/sdcc

dev-embedded/u-boot-tools

dev-embedded/urjtag

dev-games/cegui

dev-games/godot

dev-games/guichan

dev-games/mygui

dev-games/ode

dev-games/ogre

dev-games/openscenegraph

dev-games/openscenegraph-openmw

dev-games/physfs

dev-games/simgear

dev-haskell/abstract-deque

dev-haskell/aeson

dev-haskell/aeson-pretty

dev-haskell/ansi-terminal

dev-haskell/atomic-primops

dev-haskell/bifunctors

dev-haskell/c2hs

dev-haskell/cabal-install

dev-haskell/chell

dev-haskell/citeproc

dev-haskell/cmdargs

dev-haskell/comonad

dev-haskell/contravariant

dev-haskell/criterion

dev-haskell/crypto-api

dev-haskell/cryptonite

dev-haskell/dlist

dev-haskell/entropy

dev-haskell/foundation

dev-haskell/hackage-security

dev-haskell/hashable

dev-haskell/haskeline

dev-haskell/hdbc-sqlite3

dev-haskell/http-api-data

dev-haskell/httpd-shed

dev-haskell/libyaml

dev-haskell/lpeg

dev-haskell/lua

dev-haskell/monad-logger

dev-haskell/monad-par

dev-haskell/nats

dev-haskell/network

dev-haskell/parsec-numbers

dev-haskell/parsers

dev-haskell/persistent-sqlite

dev-haskell/quickcheck

dev-haskell/quickcheck-classes

dev-haskell/quickcheck-classes-base

dev-haskell/sandi

dev-haskell/sha

dev-haskell/shelly

dev-haskell/simple-sendfile

dev-haskell/skein

dev-haskell/skylighting

dev-haskell/skylighting-core

dev-haskell/splitmix

dev-haskell/texmath

dev-haskell/text-short

dev-haskell/tls

dev-haskell/transformers-base

dev-haskell/unicode-collation

dev-haskell/unix-compat

dev-haskell/vector

dev-haskell/vector-algorithms

dev-haskell/void

dev-haskell/wai-app-static

dev-haskell/warp

dev-haskell/wcwidth

dev-haskell/yaml

dev-haskell/yesod-form

dev-haskell/zip-archive

dev-haskell/zlib

dev-java/ant

dev-java/commons-logging

dev-java/dom4j

dev-java/eclipse-ecj

dev-java/emma

dev-java/icedtea

dev-java/icedtea-bin

dev-java/jaxen

dev-java/junit

dev-java/openjdk

dev-java/openjdk-bin

dev-java/openjdk-jre-bin

dev-java/openjfx

dev-java/pdfbox

dev-java/protobuf-java

dev-java/rxtx

dev-java/sbt

dev-lang/algol68g

dev-lang/ammonite-repl-bin

dev-lang/bas

dev-lang/crystal

dev-lang/erlang

dev-lang/gdl

dev-lang/gforth

dev-lang/ghc

dev-lang/gnat-gpl

dev-lang/gnucobol

dev-lang/idris2

dev-lang/inform

dev-lang/janet

dev-lang/jerryscript

dev-lang/jsonnet

dev-lang/lazarus

dev-lang/logtalk

dev-lang/lua

dev-lang/luajit

dev-lang/mercury

dev-lang/mercury-extras

dev-lang/mlton

dev-lang/moarvm

dev-lang/mono

dev-lang/neko

dev-lang/nim

dev-lang/nqp

dev-lang/ocaml

dev-lang/perl

dev-lang/php

apparmor

Support FPM application confinement through sys-libs/libapparmor

argon2

Enable password hashing algorithm from app-crypt/argon2

avif

Enable AVIF support in bundled libgd

bcmath

Enable the BCMath Arbitrary Precision Mathematics extension

cli

Enable the Command-Line Interface (CLI) SAPI

coverage

Include gcov symbols for test coverage and lcov reports. Only useful for extension developers, and requires GCC.

ctype

Enable the Character type checking (ctype) extension

embed

Enable embed SAPI

enchant

Enable the Enchant spelling library extension using app-text/enchant

ffi

Enable the Foreign Function Interface (FFI) extension using dev-libs/libffi

fileinfo

Enable the File Information extension

filter

Enable the Data Filtering extension

flatfile

Add dbm support for flat files

fpm

Enable the FastCGI Process Manager SAPI

gd

Enable the Image Processing and GD extension (requires media-libs/libjpeg-turbo and media-libs/libpng)

inifile

Add dbm support for .ini files

intl

Enables the intl extension for extended internalization support

jit

Enable PCRE JIT support

json

Enable the JavaScript Object Notation extension

ldap-sasl

Add SASL support for the PHP LDAP extension using dev-libs/cyrus-sasl

lmdb

Enable support for dev-db/lmdb db backend

opcache

Enables built-in opcode cache, replacing pecl-apc et al.

pcntl

Enable the Process Control extension

pdo

Enable the PHP Data Objects extension

phar

Enables the phar extension to provide phar archive support

phpdbg

Enable the PHP Debug Command Line SAPI (like gdb for php)

session-mm

Include dev-libs/mm support for session storage

sharedmem

Enable the shmop extension

simplexml

Enable the SimpleXML extension

sodium

Enable support for crypto through dev-libs/libsodium

sysvipc

Enable the PHP System-V semaphore, shared memory and IPC extension

tokenizer

Add support for the PHP file parser

tokyocabinet

Enable support for dev-db/tokyocabinet db backend

webp

Enable webp support for GD in php-7.x

xmlreader

Enable the XMLReader extension

xmlwriter

Enable the XMLWriter extension

xslt

Build the XSL extension

dev-lang/polyml

dev-lang/python

dev-lang/python-exec

dev-lang/qu-prolog

dev-lang/R

dev-lang/rakudo

dev-lang/ruby

dev-lang/rust

dev-lang/rust-bin

dev-lang/scala

dev-lang/spidermonkey

dev-lang/swig

dev-lang/swi-prolog

dev-lang/vala

dev-lang/xsb

dev-lang/yap

dev-libs/aml

dev-libs/antlr-c

dev-libs/apache-arrow

dev-libs/appstream

dev-libs/appstream-glib

dev-libs/apr

dev-libs/apr-util

dev-libs/atcore

dev-libs/bitset

dev-libs/boehm-gc

dev-libs/boost

dev-libs/botan

dev-libs/check

dev-libs/crypto++

dev-libs/cyberjack

dev-libs/cyrus-sasl

dev-libs/date

dev-libs/dbus-c++

dev-libs/eekboard

dev-libs/efl

dev-libs/elfutils

dev-libs/fcgi

dev-libs/folks

dev-libs/fstrm

dev-libs/gf2x

dev-libs/gjs

dev-libs/glib