app-admin/tripwireInstalls app-admin/mktwpol, providing scripts for the installation/setup of tripwire, including generating the tripwire policy file and maintenance of the tripwire databaseapp-containers/lxcBuild and install additional command line toolsapp-crypt/freepgInstall extra tools (including gpgsplit and gpg-zip).app-crypt/gnupgInstall extra tools (including gpgsplit and gpg-zip).app-portage/gematoInstall additional utilities (benchmarks, hash testing tools, fast Manifest generators) to /usr/share/gemato.app-text/libebookBuild file conversion toolsapp-text/libmwawBuild file conversion toolsapp-text/libqxpBuild file conversion toolsapp-text/libstarofficeBuild conversion toolsapp-text/libwpdBuild file conversion toolsapp-text/libwpsBuild file conversion toolsapp-text/podofoBuild and install commandline tools.app-text/wvInstall optional utilities considered deprecated in favor of using AbiWord.dev-cpp/benchmarkInstall some additional Python toolsdev-cpp/libcmisBuild client tool for testing and viewing featuresdev-cpp/sdbus-c++Install interface stub code generatordev-db/mongodbInstall the MongoDB tools (mongoimport, mongodump...) from app-admin/mongo-toolsdev-db/oracle-instantclientData Pump, SQL*Loader and Workload Replay Clientdev-db/sqliteInstall additional tools, among which are included: sqlite3-analyzer, sqlite3-changeset, sqlite3-db-dump, sqlite3-diff, sqlite3-rbu, sqlite3-expert and others.dev-embedded/libftdibuild ftdi_eeprom helper tooldev-games/godotEnable the Godot Editor for game developmentdev-games/myguiBuild the tools for developmentdev-games/ogreBuild and install AssimpConverter (assimp USE flag is enabled), MeshUpgrader, VRMLConverter and XMLConverterdev-java/pdfboxBuild and install pdfbox-toolsdev-lang/informInstall blorbtools for manipulating Blorb filesdev-libs/boostBuild and install the boost tools (bcp, quickbook, inspect, wave)dev-libs/botanInstall optional tools for e.g. hashingdev-libs/cutlassEnable CUTLASS Toolsdev-libs/cyberjackBuild and install optional management tools.dev-libs/isa-lInstall igzip tooldev-libs/leancryptoInstall sha*sum tools to /usr/libexec/leancrypto/.dev-libs/libbase58Build command line base58 tooldev-libs/libbytesizeBuild bscalc python CLI tooldev-libs/libcecEnable build of cec-client and other test and demo executable toolsdev-libs/libcgroupInstall the cgroup rules processing daemon and init/config files.dev-libs/libgpiodBuild some useful gpio tools that use libgpiod.dev-libs/liblouisEnable python bindings and tools for testing and debugging tablesdev-libs/liborcusBuild various low-level parsersdev-libs/libslzInstall additional tools (zenc, zdec)dev-libs/libzipInstall binary tools to compare, modify and merge zip filesdev-libs/marisaBuild command-line toolsdev-libs/ncnnEnable installation of various tools in addition to the librarydev-libs/nngBuild and install command line toolsdev-libs/serdBuild command line utilitiesdev-libs/serdisplibBuild optional tools.dev-libs/simdjsonBuild and install extra command line toolsdev-libs/sordBuild command line utilitiesdev-python/pysideBuild PySide Toolsdev-qt/qt-docsInstall documentation for dev-qt/qttoolsdev-util/breakpadBuild toolsdev-util/mingw64-runtimeBuild extra tools: gendef, genidl, widldev-vcs/gitoliteInstall tools to e.g. convert a Gitosis config to gitolite or one to check if your setup is gitolite >= 3.x compatibledev-vcs/gitolite-gentooInstall tools to e.g. convert a Gitosis config to gitolite or one to check if your setup is gitolite >= 3.x compatiblegames-engines/exultEnable tools, usercode compiler and mods supportgames-engines/fheroes2Install development tools like 82m2wav and xmi2midi.games-fps/eduke32Install the support tools for mapster32.games-simulation/corsix-thBuild tools for decoding RNC filesgames-strategy/colobotBuild toolsgames-strategy/megaglestBuild model import/export toolsgnome-base/librsvgBuild svg viewer toolkde-apps/akonadiInstall tools for developers and testingkde-frameworks/kuserfeedbackBuild application console and CLI binarykde-plasma/unionBuild tools that are useful for developmentmail-filter/maildropInstall maildirmake and deliverquota toolsmedia-gfx/chafaBuild command-line toolsmedia-gfx/darktableInstall tools for generating base curves and noise profilesmedia-gfx/librecadBuild additional tool programs: tff2lffmedia-libs/chromaprintBuild and install fpcalc and fpcollect toolsmedia-libs/imlib2Build and install the demo toolsmedia-libs/intel-mediasdkBuild analyse and inspect toolsmedia-libs/libcameraBuild extra tools (including cam, qcam and lc-compliance). Note: 'qcam' requires also USE="gui"media-libs/libde265Enable installation of varous binary toolsmedia-libs/libheifBuild command line toolsmedia-libs/libpagemakerBuild command line file format conversion toolsmedia-libs/libvisioBuild conversion toolsmedia-libs/libzmfBuild conversion toolsmedia-libs/lilvBuild command line utilitiesmedia-libs/lvtkCompile and install ttl2c toolmedia-libs/openimageioBuild the command-line toolsmedia-libs/openpglBuilding Open PGL tools as wellmedia-libs/qhullBuild applicationsmedia-libs/quircBuild tools (qrtest)media-libs/roc-toolkitInstall helper tools like roc-conv, roc-recv, roc-sendmedia-libs/svt-av1Build SvtAv1EncAppmedia-libs/urtInstall toolsmedia-libs/zita-resamplerInstall zresample and zretune toolsmedia-libs/zxing-cppInstall ZXingReader and ZXingWriter binariesmedia-plugins/ir_lv2Build convert4chan toolmedia-plugins/liveBuild test toolsmedia-sound/jack2Pull basic tools (e.g. jack_lsp/connect) from media-sound/jack-example-toolsmedia-sound/liblc3Enable extra toolsmedia-video/mpvInstall extra tools: mpv_identify.sh, mpv_idet.sh, and umpvmedia-video/rtmpdumpEnable installation of various binary tools in addition to librtmp librarynet-analyzer/hexinjectInstall hex2raw and prettypacket toolsnet-dns/pdnsBuild optional tools (dnsscan, dnsscope, etc..).net-libs/davixInstall additional toolsnet-libs/gnutlsBuild cli tools such as gnutls-cli, certtool and oscptoolnet-libs/libprotoidentBuild and install command-line toolsnet-libs/libristBuild and install command line utilitiesnet-libs/rabbitmq-cBuilds cli tools to interact with brokersnet-libs/udnsBuild and install dnsget, ex-rdns and rblcheck toolsnet-libs/xdp-toolsInstall various helper tools rather than just libxdp.net-misc/connmanEnable testing tools.net-misc/networkmanagerBuild cli tools such as nmcli, nmtui and nm_cloud_setupnet-misc/ofonoEnable testing toolsnet-p2p/syncthingInstall stdiscosrv, strelaysrv and other tools to /usr/libexec/syncthing/.net-proxy/haproxyInstall additional tools (halog, iprange)net-proxy/privoxyInstall log parser, regression tester and user agent generator toolsnet-wireless/neardBuild and install 'nfctool' for further NFC debuggingsci-astronomy/wcslibBuilds and installs extra command line utilities for WCS checkingsci-libs/cddlibAdd a few executables and tests for cddlibsci-libs/cfitsioBuild optional utilities (cookbook fitscopy imcopy smem speed testprog fpack funpack)sci-libs/cgnslibA number of utility programs: cgnscheck, cgnscompress, cgnsdiff, cgnslist, cgnsnames, cgnsupdate, cgnsconvert, adf2hdf, hdf2adf.sci-libs/gdalBuild command line utilitiessci-libs/kissfftBuild command line toolssci-libs/liboriginInstall opj2dat command line utilsci-libs/libsvmInstall python based tool scripts for data selection and visualization with sci-visualization/gnuplotsci-libs/scotchProvides the graph, mesh, architecture, mapping/ordering, output handling programs (see Scotch User's Guide).sys-apps/flashromInstall ich_descriptor_tool, a tool for reading descriptor-mode SPI-flash images for Intel chipsetssys-apps/kmodInstall module loading/unloading tools.sys-fabric/opensmInstall ssld extra toolsys-firmware/blispBuild the blisp command-line utility used to upload firmware to the pinecilsys-firmware/sof-firmwareTools to interact with sof firmwares (upstream expects them to be present, but allow to skip them for systems not able to install needed dependencies)sys-fs/e2fsprogsBuild extfs tools (mke2fs, e2fsck, tune2fs, etc.)sys-fs/squashfs-tools-ngBuild the gensquashfs, rdsquashfs, sqfs2tar, sqfsdiff, and tar2sqfs toolssys-libs/libblockdevBuild toolssys-libs/libcapInstall captree, which requires dev-lang/govirtual/podofo-buildBuild and install commandline toolswww-nginx/njsBuild the command-line utility njsx11-drivers/nvidia-driversInstall additional tools such as nvidia-settingsx11-drivers/xf86-video-intelBuild the intel-virtual-output toolx11-libs/foxInstall adie, calculator, shutterbug, and pathfinder apps.x11-libs/libdrmInstall optional tests and toolsx11-libs/libwnckInstall wnckprop-3 and wnck-urgency-monitor-3 command-line toolsx11-libs/libxkbcommonBuild the xkbcli tools