Packages with the tools use flag

app-admin / tripwire : Open Source File Integrity Checker and IDS

  • Installs app-admin/mktwpol, providing scripts for the installation/setup of tripwire, including generating the tripwire policy file and maintenance of the tripwire database

app-containers / lxc : A userspace interface for the Linux kernel containment features

  • Build and install additional command line tools

app-crypt / gnupg : The GNU Privacy Guard, a GPL OpenPGP implementation

  • Install extra tools (including gpgsplit and gpg-zip).

app-portage / gemato : Stand-alone Manifest generation & verification tool

  • Install additional utilities (benchmarks, hash testing tools, fast Manifest generators) to /usr/share/gemato.

app-text / libebook : Library parsing various ebook formats

  • Build file conversion tools

app-text / libmwaw : Library parsing many pre-OSX MAC text formats

  • Build file conversion tools

app-text / libqxp : Library parsing QuarkXpress documents

  • Build file conversion tools

app-text / libstaroffice : Import filter for old StarOffice documents

  • Build conversion tools

app-text / libwpd : WordPerfect Document import/export library

  • Build file conversion tools

app-text / libwps : Microsoft Works file word processor format import filter library

  • Build file conversion tools

app-text / podofo : PoDoFo is a C++ library to work with the PDF file format

  • Build and install commandline tools.

app-text / stardict : A international dictionary supporting fuzzy and glob style matching

  • Build and install dictionary management tools and converters from various dictionary formats

app-text / wv : Tool for conversion of MSWord doc and rtf files to something readable

  • Install optional utilities considered deprecated in favor of using AbiWord.

dev-cpp / libcmis : C++ client library for the CMIS interface

  • Build client tool for testing and viewing features

dev-cpp / sdbus-c++ : High-level C++ D-Bus library

  • Install interface stub code generator

dev-db / mongodb : A high-performance, open source, schema-free document-oriented database

  • Install the MongoDB tools (mongoimport, mongodump...) from app-admin/mongo-tools

dev-db / oracle-instantclient : Oracle 18c Instant Client with SDK

  • Data Pump, SQL*Loader and Workload Replay Client

dev-db / sqlite : SQL database engine

  • Install additional tools, among which are included: sqlite3-analyzer, sqlite3-changeset, sqlite3-db-dump, sqlite3-diff, sqlite3-rbu, sqlite3-expert and others.

dev-embedded / libftdi : Userspace access to FTDI USB interface chips

  • build ftdi_eeprom helper tool

dev-games / godot : Multi-platform 2D and 3D game engine with a feature-rich editor

  • Enable the Godot Editor for game development

dev-games / mygui : A library for creating GUIs for games and 3D applications

  • Build the tools for development

dev-games / ogre : Object-oriented Graphics Rendering Engine

  • Build and install AssimpConverter (assimp USE flag is enabled), MeshUpgrader, VRMLConverter and XMLConverter

dev-java / pdfbox : Java library and utilities for working with PDF documents

  • Build and install pdfbox-tools

dev-lang / inform : Design system for interactive fiction

  • Install blorbtools for manipulating Blorb files

dev-libs / boost : Boost Libraries for C++

  • Build and install the boost tools (bcp, quickbook, inspect, wave)

dev-libs / botan : C++ crypto library

  • Install optional tools for e.g. hashing

dev-libs / cyberjack : REINER SCT cyberJack USB chipcard reader user space driver

  • Build and install optional management tools.

dev-libs / libbase58 : C implementation of Bitcoin's base58 encoding

  • Build command line base58 tool

dev-libs / libbytesize : Tiny library providing a C "class" for working with arbitrary big sizes in bytes

  • Build bscalc python CLI tool

dev-libs / libcec : Library for communicating with the Pulse-Eight USB HDMI-CEC Adaptor

  • Enable build of cec-client and other test and demo executable tools

dev-libs / libcgroup : Tools and libraries to configure and manage kernel control groups

  • Install the cgroup rules processing daemon and init/config files.

dev-libs / libgpiod : C library and tools for interacting with the linux GPIO character device

  • Build some useful gpio tools that use libgpiod.

dev-libs / liborcus : Standalone file import filter library for spreadsheet documents

  • Build various low-level parsers

dev-libs / libslz : Stateless, zlib-compatible, and very fast compression library

  • Install additional tools (zenc, zdec)

dev-libs / libzip : Library for manipulating zip archives

  • Install binary tools to compare, modify and merge zip files

dev-libs / ncnn : High-performance neural network inference framework

  • Enable installation of various tools in addition to the library

dev-libs / serd : Library for RDF syntax which supports reading and writing Turtle and NTriples

  • Build command line utilities

dev-libs / serdisplib : Library to drive several displays with built-in controllers or display modules

  • Build optional tools.

dev-libs / simdjson : SIMD accelerated C++ JSON library

  • Build and install extra command line tools

dev-libs / sord : Library for storing RDF data in memory

  • Build command line utilities

dev-util / bazel : Fast and correct automated build system

  • Install extra bazel tools to build from sources

dev-util / mingw64-runtime : Free Win64 runtime and import library definitions

  • Build extra tools: gendef, genidl, widl

dev-util / spirv-llvm-translator : Bi-directional translator between SPIR-V and LLVM IR

  • Install the command-line translator llvm-spirv

dev-vcs / gitolite : Highly flexible server for git directory version tracker

  • Install tools to e.g. convert a Gitosis config to gitolite or one to check if your setup is gitolite >= 3.x compatible

dev-vcs / gitolite-gentoo : Highly flexible server for git directory version tracker, Gentoo fork

  • Install tools to e.g. convert a Gitosis config to gitolite or one to check if your setup is gitolite >= 3.x compatible

games-engines / exult : Ultima 7 game engine that runs on modern operating systems

  • Enable tools, usercode compiler and mods support

games-fps / doomsday : A modern gaming engine for Doom, Heretic, and Hexen

  • Build additional tools such as doomsday-shell, md2tool and texc

games-fps / eduke32 : An open source engine port of the classic PC first person shooter Duke Nukem 3D

  • Install the support tools for mapster32.

games-rpg / sumwars : Multi-player, 3D action role-playing game

  • Builds editor tools

games-strategy / colobot : A real-time strategy game, where you can program your bots

  • Build tools

games-strategy / megaglest : Cross-platform 3D realtime strategy game

  • Build model import/export tools

gnome-base / librsvg : Scalable Vector Graphics (SVG) rendering library

  • Build svg viewer tool

kde-apps / akonadi : Storage service for PIM data and libraries for PIM apps

  • Install tools for developers and testing

mail-filter / maildrop : Mail delivery agent/filter

  • Install maildirmake and deliverquota tools

media-gfx / chafa : versatile and fast Unicode/ASCII/ANSI graphics renderer

  • Build command-line tools

media-gfx / darktable : A virtual lighttable and darkroom for photographers

  • Install tools for generating base curves and noise profiles

media-gfx / librecad : Generic 2D CAD program

  • Build additional tool programs: tff2lff

media-libs / chromaprint : Library implementing a custom algorithm for extracting audio fingerprints

  • Build and install fpcalc and fpcollect tools

media-libs / intel-mediasdk : Intel Media SDK

  • Build analyse and inspect tools

media-libs / libde265 : Open h.265 video codec implementation

  • Enable installation of varous binary tools

media-libs / libpagemaker : C++ Library that parses the file format of Aldus/Adobe PageMaker documents

  • Build command line file format conversion tools

media-libs / libvisio : Library parsing the file format of MS Visio documents

  • Build conversion tools

media-libs / libzmf : Library for parsing Zoner Callisto/Draw documents

  • Build conversion tools

media-libs / lilv : Library to make the use of LV2 plugins as simple as possible for applications

  • Build command line utilities

media-libs / lvtk : A set of C++ wrappers around the LV2 C API

  • Compile and install ttl2c tool

media-libs / oneVPL : oneAPI Video Processing Library, dispatcher, tools, and examples

  • Build decode/encode/analyse/inspect tools

media-libs / urt : the Utah Raster Toolkit is a library for dealing with raster images

  • Install tools

media-libs / zita-resampler : C++ library for real-time resampling of audio signals

  • Install zresample and zretune tools

media-plugins / ir_lv2 : LV2 convolver plugin especially for creating reverb effects

  • Build convert4chan tool

media-sound / jack2 : Jackdmp jack implemention for multi-processor machine

  • Pull basic tools (e.g. jack_lsp/connect) from media-sound/jack-example-tools

media-video / mpv : Media player for the command line

  • Install extra tools:,, and umpv

media-video / rtmpdump : RTMP client, librtmp library intended to stream audio or video flash content

  • Enable installation of various binary tools in addition to librtmp library

net-analyzer / hexinject : Network packet sniffer and injector

  • Install hex2raw and prettypacket tools

net-dns / pdns : The PowerDNS Daemon

  • Build optional tools (dnsscan, dnsscope, etc..).

net-libs / davix : High-performance file management over WebDAV/HTTP

  • Install additional tools

net-libs / gnutls : A secure communications library implementing the SSL, TLS and DTLS protocols

  • Build extra tools

net-libs / libprotoident : A library that performs application layer protocol identification for flows

  • Build and install command-line tools

net-libs / rabbitmq-c : RabbitMQ C client

  • Builds cli tools to interact with brokers

net-libs / udns : Async-capable DNS stub resolver library

  • Build and install dnsget, ex-rdns and rblcheck tools

net-libs / xdp-tools : The libxdp library and various tools for use with XDP

  • Install various helper tools rather than just libxdp.

net-misc / connman : Provides a daemon for managing internet connections

  • Enable testing tools.

net-misc / networkmanager : A set of co-operative tools that make networking simple and straightforward

  • Build cli tools such as nmcli, nmtui and nm_cloud_setup

net-misc / ofono : Open Source mobile telephony (GSM/UMTS) daemon

  • Enable testing tools

net-p2p / syncthing : Open Source Continuous File Synchronization

  • Install stdiscosrv, strelaysrv and other tools to /usr/libexec/syncthing/.

net-proxy / haproxy : A TCP/HTTP reverse proxy for high availability environments

  • Install additional tools (halog, iprange)

net-proxy / privoxy : A web proxy with advanced filtering capabilities for enhancing privacy

  • Install log parser, regression tester and user agent generator tools

net-wireless / neard : Near Field Communication (NFC) management daemon

  • Build and install 'nfctool' for further NFC debugging

sci-astronomy / wcslib : Astronomical World Coordinate System transformations library

  • Builds and installs extra command line utilities for WCS checking

sci-libs / cddlib : C library implementing the Double Description Method

  • Add a few executables and tests for cddlib

sci-libs / cfitsio : C and Fortran library for manipulating FITS files

  • Build optional utilities (cookbook fitscopy imcopy smem speed testprog fpack funpack)

sci-libs / cgnslib : CFD General Notation System standard library

  • A number of utility programs: cgnscheck, cgnscompress, cgnsdiff, cgnslist, cgnsnames, cgnsupdate, cgnsconvert, adf2hdf, hdf2adf.

sci-libs / kissfft : A Fast Fourier Transform (FFT) library that tries to Keep it Simple, Stupid

  • Build command line tools

sci-libs / liborigin : Library for reading OriginLab OPJ project files

  • Install opj2dat command line util

sci-libs / libsvm : Library for Support Vector Machines

  • Install python based tool scripts for data selection and visualization with sci-visualization/gnuplot

sci-libs / netcdf : Scientific library and interface for array oriented data access

  • Build the utilities nccopy, ncgen and ncdump

sci-libs / scotch : Software for graph, mesh and hypergraph partitioning

  • Provides the graph, mesh, architecture, mapping/ordering, output handling programs (see Scotch User's Guide).

sys-apps / flashrom : Utility for reading, writing, erasing and verifying flash ROM chips

  • Install ich_descriptor_tool, a tool for reading descriptor-mode SPI-flash images for Intel chipsets

sys-apps / kmod : library and tools for managing linux kernel modules

  • Install module loading/unloading tools.

sys-fabric / opensm : OpenSM - InfiniBand Subnet Manager and Administration for OpenIB

  • Install ssld extra tool

sys-fs / bees : Best-Effort Extent-Same, a btrfs dedup agent

  • Build extra tools useful for debugging (fiemap, fiewalk)

sys-fs / e2fsprogs : Standard EXT2/EXT3/EXT4 filesystem utilities

  • Build extfs tools (mke2fs, e2fsck, tune2fs, etc.)

sys-fs / squashfs-tools-ng : A new set of tools for working with SquashFS images

  • Build the gensquashfs, rdsquashfs, sqfs2tar, sqfsdiff, and tar2sqfs tools

sys-libs / libblockdev : A library for manipulating block devices

  • Build tools

sys-libs / libcap : POSIX 1003.1e capabilities

  • Install captree, which requires dev-lang/go

virtual / podofo-build : Virtual package for building against PoDoFo

  • Build and install commandline tools

x11-drivers / nvidia-drivers : NVIDIA Accelerated Graphics Driver

  • Install additional tools such as nvidia-settings

x11-drivers / xf86-video-intel : X.Org driver for Intel cards

  • Build the intel-virtual-output tool

x11-libs / fox : C++ Toolkit for developing Graphical User Interfaces easily and effectively

  • Install adie, calculator, shutterbug, and pathfinder apps.

x11-libs / libwnck : A window navigation construction kit

  • Install wnckprop-3 and wnck-urgency-monitor-3 command-line tools

x11-libs / libxkbcommon : keymap handling library for toolkits and window systems

  • Build the xkbcli tools