Gentoo Project

Base System

acct-group

• acct-group/cron

  A group for sys-process/cronbase
• acct-group/crontab

  System group: crontab
• acct-group/dhcp

  System group: dhcp
• acct-group/dhcpcd

  System group: dhcpcd
• acct-group/floppy

  System group: floppy
• acct-group/locate

  System group: locate
• acct-group/man

  System group: man
• acct-group/nobody

  System group: nobody
• acct-group/ntp

  System group: ntp
• acct-group/partimag

  A group for sys-block/partimage
• acct-group/root

  System group: root
• acct-group/sshd

  System group: sshd
• acct-group/users

  System group: users
• acct-group/uuidd

  System group: uuidd

acct-user

• acct-user/cron

  A user for sys-process/cronbase
• acct-user/dhcp

  user for dhcp daemon
• acct-user/dhcpcd

  user for dhcpcd client
• acct-user/man

  System user: man
• acct-user/msmtpd

  user for msmtp daemon
• acct-user/nobody

  System user: nobody
• acct-user/ntp

  user for ntp daemon
• acct-user/partimag

  A user for sys-block/partimag
• acct-user/root

  System user: root
• acct-user/sshd

  User for ssh
• acct-user/uuidd

  System user: uuidd

app-admin

• app-admin/logrotate

  Rotates, compresses, and mails system logs
• app-admin/metalog

  A highly configurable replacement for syslogd/klogd
• app-admin/rasdaemon

  Reliability, Availability and Serviceability logging tool
• app-admin/socklog

  Small secure replacement for syslogd with automatic log rotation
• app-admin/sud

  A daemon to execute processes with special privileges in a nosuid environment
• app-admin/sudo

  Allows users or groups to run commands as other users
• app-admin/superadduser

  Interactive adduser script from Slackware
• app-admin/sysklogd

  Standard log daemons

app-alternatives

• app-alternatives/awk

  /bin/awk and /usr/bin/awk symlinks
• app-alternatives/bc

  bc symlink
• app-alternatives/bzip2

  bzip2 symlink
• app-alternatives/cpio

  CPIO symlink
• app-alternatives/gzip

  gzip symlinks
• app-alternatives/lex

  lex symlinks
• app-alternatives/ninja

  ninja symlinks
• app-alternatives/sh

  /bin/sh (POSIX shell) symlink
• app-alternatives/tar

  Tar symlink
• app-alternatives/yacc

  yacc symlinks

app-arch

• app-arch/bzip2

  A high-quality data compressor used extensively by Gentoo Linux
• app-arch/cpio

  File archival tool which can also read and write tar files
• app-arch/dump

  Dump/restore ext2fs backup utilities
• app-arch/gzip

  Standard GNU compressor
• app-arch/lzip

  Lossless data compressor based on the LZMA algorithm
• app-arch/ncompress

  Classic compress & uncompress programs for .Z (LZW) files
• app-arch/rpm2targz

  Convert a .rpm file to a .tar.gz archive
• app-arch/sharutils

  Tools to deal with shar archives
• app-arch/tar

  Use this to make tarballs :)
• app-arch/unace

  ACE unarchiver
• app-arch/unrar

  Uncompress rar files
• app-arch/unzip

  unzipper for pkzip-compressed files
• app-arch/xz-utils

  Utils for managing LZMA compressed files
• app-arch/zip

  Info ZIP (encryption support)
• app-arch/zstd

  zstd fast compression library

app-crypt

• app-crypt/gnupg

  The GNU Privacy Guard, a GPL OpenPGP implementation
• app-crypt/gpa

  The GNU Privacy Assistant (GPA) is a graphical user interface for GnuPG
• app-crypt/gpgme

  GnuPG Made Easy is a library for making GnuPG easier to use
• app-crypt/hashalot

  Reads a passphrase and prints a hash
• app-crypt/libmd

  Message Digest functions from BSD systems
• app-crypt/pinentry

  Simple passphrase entry dialogs which utilize the Assuan protocol

app-doc

• app-doc/abs-guide

  An in-depth exploration of the art of shell scripting
• app-doc/autobook

  GNU Autoconf, Automake and Libtool
• app-doc/linuxfromscratch

  LFS documents building a Linux system entirely from source
• app-doc/single-unix-specification

  The Single UNIX Specification, Version 4, 2018 Edition
• app-doc/tldp-howto

  The Linux Documentation Project HOWTOs

app-editors

• app-editors/nano

  GNU GPL'd Pico clone with more functionality

app-emacs

• app-emacs/cmake-mode

  GNU Emacs mode for handling CMake build files
• app-emacs/ninja-mode

  GNU Emacs mode for handling Ninja build files

app-eselect

• app-eselect/eselect-iptables

  Manages the {,/usr}/sbin/iptables symlink

app-misc

• app-misc/ca-certificates

  Common CA Certificates PEM files
• app-misc/c_rehash

  c_rehash script from OpenSSL
• app-misc/editor-wrapper

  Wrapper scripts that will execute EDITOR or PAGER

app-portage

• app-portage/elt-patches

  Collection of patches for libtool.eclass

app-shells

• app-shells/bash

  The standard GNU Bourne again shell
• app-shells/dash

  Debian Almquist Shell

app-text

• app-text/build-docbook-catalog

  DocBook XML catalog auto-updater
• app-text/lesspipe

  Preprocessor for less
• app-text/mandoc

  Suite of tools compiling mdoc and man
• app-text/manpager

  Enable colorization of man pages

dev-build

• dev-build/autoconf

  Used to create autoconfiguration files
• dev-build/autoconf-archive

  GNU Autoconf Macro Archive
• dev-build/autoconf-dickey

  Fork of dev-build/autoconf for Thomas Dickey's packages
• dev-build/autoconf-vanilla

  Used to create autoconfiguration files
• dev-build/autoconf-wrapper

  Wrapper for autoconf to manage multiple autoconf versions
• dev-build/automake

  Used to generate Makefile.in from Makefile.am
• dev-build/automake-vanilla

  Used to generate Makefile.in from Makefile.am
• dev-build/automake-wrapper

  Wrapper for automake to manage multiple automake versions
• dev-build/cmake

  Cross platform Make
• dev-build/libtool

  A shared library tool for developers
• dev-build/make

  Standard tool to compile source trees
• dev-build/meson

  Open source build system
• dev-build/ninja

  A small build system similar to make

dev-cpp

• dev-cpp/cppdap

  C++ library for the Debug Adapter Protocol

dev-db

• dev-db/sqlite

  SQL database engine

dev-debug

• dev-debug/strace

  Useful diagnostic, instructional, and debugging tool

dev-lang

• dev-lang/yasm

  An assembler for x86 and x86_64 instruction sets

dev-libs

• dev-libs/inih

  inih (INI not invented here) simple .INI file parser
• dev-libs/libaio

  Asynchronous input/output library that uses the kernels native interface
• dev-libs/libassuan

  IPC library used by GnuPG and GPGME
• dev-libs/libbsd

  Library to provide useful functions commonly found on BSD systems
• dev-libs/libcbor

  CBOR protocol implementation for C and others
• dev-libs/libfido2

  Provides library functionality for FIDO 2.0
• dev-libs/libgcrypt

  General purpose crypto library based on the code used in GnuPG
• dev-libs/libgpg-error

  Contains error handling functions used by GnuPG software
• dev-libs/libintl

  the GNU international library (split out of gettext)
• dev-libs/libksba

  X.509 and CMS (PKCS#7) library
• dev-libs/libltdl

  A shared library tool for developers
• dev-libs/libpcre

  Perl-compatible regular expression library
• dev-libs/libpcre2

  Perl-compatible regular expression library
• dev-libs/libpipeline

  A pipeline manipulation library
• dev-libs/libtasn1

  ASN.1 library
• dev-libs/libusb

  Userspace access to USB devices
• dev-libs/libusb-compat

  Userspace access to USB devices (libusb-0.1 compat wrapper)
• dev-libs/libusbhp

  USB Hotplug Library
• dev-libs/libxml2

  XML C parser and toolkit
• dev-libs/libxslt

  XSLT libraries and tools
• dev-libs/nettle

  Low-level cryptographic library
• dev-libs/openssl

  Robust, full-featured Open Source Toolkit for the Transport Layer Security (TLS)
• dev-libs/openssl-compat

  Full-strength general purpose cryptography library (including SSL and TLS)
• dev-libs/popt

  Parse Options - Command line parser
• dev-libs/userspace-rcu

  Userspace RCU (read-copy-update) library

dev-python

• dev-python/btrfsutil

  Library for managing Btrfs filesystems

dev-util

• dev-util/byacc

  The best variant of the Yacc parser generator
• dev-util/checkbashisms

  Perl script to check for commonly used bash features not defined by POSIX
• dev-util/cpuinfo-collection

  huge collection of /proc/cpuinfo files
• dev-util/dialog

  Tool to display dialog boxes from a shell
• dev-util/gperf

  A perfect hash function generator
• dev-util/pkgconf

  pkg-config compatible replacement with no dependencies other than C99

media-libs

• media-libs/libpng

  Portable Network Graphics library
• media-libs/libpng-compat

  Portable Network Graphics library

net-dialup

• net-dialup/mingetty

  A compact getty program for virtual consoles only
• net-dialup/ppp

  Point-to-Point Protocol (PPP)

net-dns

• net-dns/c-ares

  C library that resolves names asynchronously

net-firewall

• net-firewall/arptables

  Set up, maintain, and inspect the tables of ARP rules in the Linux kernel
• net-firewall/ebtables

  Controls Ethernet frame filtering on a Linux bridge, MAC NAT and brouting
• net-firewall/ipset

  IPset tool for iptables, successor to ippool
• net-firewall/iptables

  Linux kernel (2.4+) firewall, NAT and packet mangling tools
• net-firewall/nftables

  Linux kernel firewall, NAT and packet mangling tools

net-fs

• net-fs/libnfs

  Client library for accessing NFS shares over a network
• net-fs/nfs4-acl-tools

  Commandline and GUI tools that deal directly with NFSv4 ACLs
• net-fs/nfs-utils

  NFS client and server daemons

net-ftp

• net-ftp/ftp

  Standard Linux FTP client
• net-ftp/tftp-hpa

  Port of the OpenBSD TFTP server

net-libs

• net-libs/gnutls

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

  Netlink API to the in-kernel nf_tables subsystem
• net-libs/libnsl

  Public client interface for NIS(YP) and NIS+ in a IPv6 ready version
• net-libs/libtirpc

  Transport Independent RPC library (SunRPC replacement)
• net-libs/ntirpc

  Transport Independent RPC library for nfs-ganesha
• net-libs/rpc2

  Remote procedure call package for IP/UDP (used by Coda)
• net-libs/rpcsvc-proto

  rpcsvc protocol definitions from glibc

net-misc

• net-misc/bridge-utils

  Tools for configuring the Linux kernel 802.1d Ethernet Bridge
• net-misc/chrony

  NTP client and server programs
• net-misc/curl

  A Client that groks URLs
• net-misc/dhcp

  ISC Dynamic Host Configuration Protocol (DHCP) client/server
• net-misc/dhcpcd

  A fully featured, yet light weight RFC2131 compliant DHCP client
• net-misc/ethercard-diag

  Low level mii diagnostic tools including mii-diag and etherwake
• net-misc/ethertypes

  Maps ethernet frame ids to symbolic names
• net-misc/iputils

  Network monitoring tools including ping and ping6
• net-misc/jwhois

  Advanced Internet Whois client capable of recursive queries
• net-misc/keychain

  Agent manager for OpenSSH, ssh.com, Sun SSH, and GnuPG
• net-misc/lksctp-tools

  Tools for Linux Kernel Stream Control Transmission Protocol implementation
• net-misc/netkit-fingerd

  Netkit - fingerd and finger client
• net-misc/ntp

  Network Time Protocol suite/programs
• net-misc/openssh

  Port of OpenBSD's free SSH release
• net-misc/pps-tools

  User-space tools for LinuxPPS
• net-misc/rsync

  File transfer program to keep remote files into sync
• net-misc/vconfig

  802.1Q vlan control utility
• net-misc/wget

  Network utility to retrieve files from the WWW
• net-misc/whois

  Improved Whois Client

net-nds

• net-nds/gssproxy

  Daemon to proxy GSSAPI context establishment and channel handling
• net-nds/rpcbind

  portmap replacement which supports RPC over various protocols

sec-keys

• sec-keys/openpgp-keys-alejandro-colomar

  OpenPGP keys used by Alejandro Colomar
• sec-keys/openpgp-keys-antoniodiazdiaz

  OpenPGP keys used by Antonio Diaz Diaz
• sec-keys/openpgp-keys-bison

  OpenPGP keys used by Bison
• sec-keys/openpgp-keys-bradhouse

  OpenPGP keys used by Brad House
• sec-keys/openpgp-keys-bradking

  OpenPGP keys used by Brad King
• sec-keys/openpgp-keys-bzip2

  OpenPGP key used to sign bzip2 releases
• sec-keys/openpgp-keys-cgzones

  OpenPGP keys used by Christian Göttsche (cgzones)
• sec-keys/openpgp-keys-chetramey

  OpenPGP keys used by Chet Ramey
• sec-keys/openpgp-keys-coreutils

  OpenPGP keys used by GNU coreutils
• sec-keys/openpgp-keys-danielkiper

  OpenPGP keys used by Daniel Kiper
• sec-keys/openpgp-keys-danielstenberg

  OpenPGP keys used by Daniel Stenberg
• sec-keys/openpgp-keys-diffutils

  OpenPGP keys used by GNU diffutils
• sec-keys/openpgp-keys-dsterba

  OpenPGP keys used by David Sterba
• sec-keys/openpgp-keys-file

  OpenPGP keys used by Christos Zoulas (to sign file releases)
• sec-keys/openpgp-keys-findutils

  OpenPGP keys used by GNU findutils
• sec-keys/openpgp-keys-gawk

  OpenPGP keys used by GNU Awk
• sec-keys/openpgp-keys-gdbm

  OpenPGP keys used by GNU dbm
• sec-keys/openpgp-keys-gettext

  OpenPGP keys used by GNU gettext
• sec-keys/openpgp-keys-gnupg

  OpenPGP keys used to sign GnuPG releases
• sec-keys/openpgp-keys-gnutls

  OpenPGP keys used by GnuTLS
• sec-keys/openpgp-keys-grep

  OpenPGP keys used by GNU Grep
• sec-keys/openpgp-keys-gzip

  OpenPGP keys used by GNU Gzip
• sec-keys/openpgp-keys-jimmeyering

  OpenPGP keys used by Jim Meyering
• sec-keys/openpgp-keys-kamildudka

  OpenPGP keys used by Kamil Dudka
• sec-keys/openpgp-keys-karelzak

  OpenPGP keys used by Karel Zak
• sec-keys/openpgp-keys-lassecollin

  OpenPGP keys used by Lasse Collin
• sec-keys/openpgp-keys-libtasn1

  OpenPGP keys used by GNU Libtasn1
• sec-keys/openpgp-keys-m4

  OpenPGP keys used by GNU m4
• sec-keys/openpgp-keys-madler

  OpenPGP keys used by Mark Adler
• sec-keys/openpgp-keys-make

  OpenPGP keys used by GNU make
• sec-keys/openpgp-keys-nettle

  OpenPGP keys used by Niels Möller (to sign nettle releases)
• sec-keys/openpgp-keys-openssh

  OpenPGP keys used by OpenSSH
• sec-keys/openpgp-keys-openssl

  OpenPGP keys used by OpenSSL
• sec-keys/openpgp-keys-patch

  OpenPGP keys used by GNU patch
• sec-keys/openpgp-keys-philiphazel

  OpenPGP keys used by Philip Hazel
• sec-keys/openpgp-keys-sed

  OpenPGP keys used by GNU sed
• sec-keys/openpgp-keys-sergehallyn

  OpenPGP keys used by Serge Hallyn
• sec-keys/openpgp-keys-strace

  OpenPGP keys used by the strace project
• sec-keys/openpgp-keys-sudo

  OpenPGP keys used by the sudo project
• sec-keys/openpgp-keys-sysvinit

  OpenPGP keys used by the sysvinit project
• sec-keys/openpgp-keys-tar

  OpenPGP keys used by GNU tar
• sec-keys/openpgp-keys-thomasdickey

  OpenPGP keys used by Thomas Dickey
• sec-keys/openpgp-keys-waynedavison

  OpenPGP keys used by Wayne Davison
• sec-keys/openpgp-keys-wget

  OpenPGP keys used by GNU wget

sys-apps

• sys-apps/acl

  Access control list utilities, libraries, and headers
• sys-apps/arrayprobe

  Utility to report status of an HP (Compaq) array controller (both IDA & CCISS)
• sys-apps/attr

  Extended attributes tools
• sys-apps/baselayout

  Filesystem baselayout and init scripts
• sys-apps/byld

  Build a Linux distribution on a single floppy
• sys-apps/cciss_vol_status

  Shows status of logical drives attached to HP SmartArray controllers
• sys-apps/collectl

  Performance monitoring tool capable of interactive reporting and logging to disk
• sys-apps/config-site

  config.site to load dropins from config.site.d
• sys-apps/coreutils

  Standard GNU utilities (chmod, cp, dd, ls, sort, tr, head, wc, who,...)
• sys-apps/cracklib-words

  Large set of crack/cracklib dictionaries
• sys-apps/debianutils

  A selection of tools from Debian
• sys-apps/diffutils

  Tools to make diffs and compare files
• sys-apps/dmidecode

  DMI (Desktop Management Interface) table related utilities
• sys-apps/dnotify

  Execute a command when the contents of a directory change
• sys-apps/ed

  Your basic line editor
• sys-apps/ethtool

  Utility for examining and tuning ethernet-based network interfaces
• sys-apps/fakeroot

  A fake root environment by means of LD_PRELOAD and SysV IPC (or TCP) trickery
• sys-apps/fbset

  A utility to set the framebuffer videomode
• sys-apps/file

  Identify a file's format by scanning binary data for patterns
• sys-apps/findutils

  GNU utilities for finding files
• sys-apps/fix-gnustack

  Utility to report and remove the executable flag from an ELF object's GNU_STACK
• sys-apps/gawk

  GNU awk pattern-matching language
• sys-apps/gentoo-functions

  Base functions required by all Gentoo systems
• sys-apps/grep

  GNU regular expression matcher
• sys-apps/groff

  Text formatter used for man pages
• sys-apps/gscanbus

  Bus scanning, testing and topology visualizing tool for Linux IEEE1394 subsystem
• sys-apps/gsmartcontrol

  Hard disk drive health inspection tool
• sys-apps/hdparm

  Utility to change hard drive performance parameters
• sys-apps/help2man

  GNU utility to convert program --help output to a man page
• sys-apps/hprofile

  Utility to manage hardware, network, power or other profiles (fork)
• sys-apps/hwdata

  Hardware identification and configuration data
• sys-apps/ifplugd

  Brings up/down ethernet ports automatically with cable detection
• sys-apps/install-xattr

  Wrapper to coreutils install to preserve Filesystem Extended Attributes
• sys-apps/iproute2

  kernel routing and traffic control utilities
• sys-apps/irqbalance

  Distribute hardware interrupts across processors on a multiprocessor system
• sys-apps/isapnptools

  Tools for configuring ISA PnP devices
• sys-apps/iucode_tool

  tool to manipulate Intel X86 and X86-64 processor microcode update collections
• sys-apps/kbd

  Keyboard and console utilities
• sys-apps/kexec-tools

  Load another kernel from the currently executing Linux kernel
• sys-apps/keyutils

  Linux Key Management Utilities
• sys-apps/kmod

  Library and tools for managing linux kernel modules
• sys-apps/lcdsplash

  splash Gentoo boot information on LCD's
• sys-apps/less

  Excellent text file viewer
• sys-apps/logwatch

  Analyzes and Reports on system logs
• sys-apps/lsb-release

  LSB version query program
• sys-apps/makedev

  Program used for creating device files in /dev
• sys-apps/man2html

  Standard commands to read man pages
• sys-apps/man-db

  A man replacement that utilizes dbm instead of flat files
• sys-apps/man-pages

  A somewhat comprehensive collection of Linux man pages
• sys-apps/man-pages-posix

  POSIX man-pages (0p, 1p, 3p)
• sys-apps/mawk

  An (often faster than gawk) awk-interpreter
• sys-apps/memtester

  Userspace utility for testing the memory subsystem for faults
• sys-apps/minised

  a smaller, cheaper and faster sed implementation
• sys-apps/miscfiles

  Miscellaneous files
• sys-apps/mlocate

  Merging locate is an utility to index and quickly search for files
• sys-apps/nawk

  Brian Kernighan's pattern scanning and processing language
• sys-apps/netkit-base

  Old-style inetd
• sys-apps/net-tools

  Standard Linux networking tools
• sys-apps/nvme-cli

  NVM-Express user space tooling for Linux
• sys-apps/pciutils

  Various utilities dealing with the PCI bus
• sys-apps/pcsc-lite

  PC/SC Architecture smartcard middleware library
• sys-apps/pcsc-tools

  PC/SC Architecture smartcard tools
• sys-apps/qingy

  A DirectFB getty replacement
• sys-apps/readahead-list

  Preloads files into the page cache to accelerate program loading
• sys-apps/rename

  Easily rename files
• sys-apps/rng-tools

  Daemon to use hardware random number generators
• sys-apps/sdparm

  Utility to output and modify parameters on a SCSI device, like hdparm
• sys-apps/sed

  Super-useful stream editor
• sys-apps/setserial

  Configure your serial ports with it
• sys-apps/sg3_utils

  Apps for querying the sg SCSI interface
• sys-apps/shadow

  Utilities to deal with user accounts
• sys-apps/smartmontools

  Tools to monitor storage systems to provide advanced warning of disk degradation
• sys-apps/syscriptor

  Display misc information about your hardware
• sys-apps/sysvinit

  /sbin/init - parent of all processes
• sys-apps/tcp-wrappers

  TCP Wrappers
• sys-apps/texinfo

  The GNU info program and utilities
• sys-apps/ucspi-unix

  A UCSPI implementation for Unix domain sockets
• sys-apps/usbredir

  TCP daemon and set of libraries for usbredir protocol (redirecting USB traffic)
• sys-apps/usbutils

  USB enumeration utilities
• sys-apps/utempter

  App that allows non-privileged apps to write utmp (login) info
• sys-apps/util-linux

  Various useful Linux utilities
• sys-apps/watchdog

  A software watchdog and /dev/watchdog daemon
• sys-apps/which

  Prints out location of specified executables that are in your path
• sys-apps/x86info

  Dave Jones' handy, informative x86 CPU diagnostic utility
• sys-apps/xinetd

  Powerful replacement for inetd
• sys-apps/xmbmon

  Mother Board Monitor Program for X Window System

sys-auth

• sys-auth/pambase

  PAM base configuration files
• sys-auth/passwdqc

  Password strength checking library (and PAM module)
• sys-auth/ssh-ldap-pubkey

  Utility to manage SSH public keys stored in LDAP
• sys-auth/sssd

  System Security Services Daemon provides access to identity and authentication

sys-block

• sys-block/aoetools

  tools for ATA over Ethernet (AoE) network storage protocol
• sys-block/buffer

  A tapedrive tool for speeding up reading from and writing to tape
• sys-block/di

  Disk Information Utility
• sys-block/endpoint

  Endpoint turns a Linux machine with a firewire card into an SBP-2 device
• sys-block/fwdl

  Seagate Fibre-Channel disk firmware upgrade tool
• sys-block/gpart

  Partition table rescue/guessing tool
• sys-block/mbuffer

  M(easuring)buffer is a replacement for buffer with additional functionality
• sys-block/mtx

  Utilities for controlling SCSI media changers and tape drives
• sys-block/nbd

  Userland client/server for kernel network block device
• sys-block/open-iscsi

  A performant, transport independent, multi-platform implementation of RFC3720
• sys-block/open-isns

  iSNS server and client for Linux
• sys-block/parted

  Create, destroy, resize, check, copy partitions and file systems
• sys-block/partimage

  Console-based application to efficiently save raw partition data to image file
• sys-block/qla-fc-firmware

  QLogic Linux Fibre Channel HBA Firmware for ql2xxx cards
• sys-block/sedutil

  The Drive Trust Alliance Self Encrypting Drive Utility
• sys-block/smp_utils

  Utilities for SAS management protocol (SMP)
• sys-block/tapecat

  tapecat is a tape utility used to describe the physical content of a tape
• sys-block/thin-provisioning-tools

  A suite of tools for thin provisioning on Linux
• sys-block/vblade

  vblade exports a block device using AoE

sys-boot

• sys-boot/grub

  GNU GRUB boot loader
• sys-boot/syslinux

  SYSLINUX, PXELINUX, ISOLINUX, EXTLINUX and MEMDISK bootloaders

sys-devel

• sys-devel/bc

  Handy console-based calculator utility
• sys-devel/bison

  A general-purpose (yacc-compatible) parser generator
• sys-devel/flex

  The Fast Lexical Analyzer
• sys-devel/gettext

  GNU locale utilities
• sys-devel/gnuconfig

  Updated config.sub and config.guess file from GNU
• sys-devel/m4

  GNU macro processor
• sys-devel/patch

  Utility to apply diffs to files

sys-firmware

• sys-firmware/intel-microcode

  Intel IA32/IA64 microcode update data

sys-fs

• sys-fs/autorun

  auto cdrom mounter for the lazy user
• sys-fs/btrfs-progs

  Btrfs filesystem utilities
• sys-fs/cramfs

  Linux filesystem designed to be simple, small, and to compress things well
• sys-fs/cryptsetup

  Tool to setup encrypted devices with dm-crypt
• sys-fs/dd-rescue

  Similar to dd but can copy from source with errors
• sys-fs/dosfstools

  DOS filesystem tools - provides mkdosfs, mkfs.msdos, mkfs.vfat
• sys-fs/e2fsprogs

  Standard EXT2/EXT3/EXT4 filesystem utilities
• sys-fs/e2tools

  utilities to read, write, and manipulate files in an ext2/ext3 filesystem
• sys-fs/exfatprogs

  Userspace utilities for new exfat filesystem (kernel 5.7+)
• sys-fs/exfat-utils

  exFAT filesystem utilities
• sys-fs/extundelete

  A utility to undelete files from an ext3 or ext4 partition
• sys-fs/f2fs-tools

  Tools for Flash-Friendly File System (F2FS)
• sys-fs/fuse

  An interface for filesystems implemented in userspace
• sys-fs/fuse-common

  Common files for multiple slots of sys-fs/fuse
• sys-fs/fuse-exfat

  exFAT filesystem FUSE module
• sys-fs/lde

  ext2fs and minix disk editor for linux
• sys-fs/lsscsi

  SCSI sysfs query tool
• sys-fs/lufs

  User-mode filesystem implementation
• sys-fs/lvm2

  User-land utilities for LVM2 (device-mapper) software
• sys-fs/mdadm

  Tool for running RAID systems - replacement for the raidtools
• sys-fs/mtools

  Utilities to access MS-DOS disks from Unix without mounting them
• sys-fs/multipath-tools

  Device mapper target autoconfig
• sys-fs/ntfs3g

  Open source read-write NTFS driver that runs under FUSE
• sys-fs/progsreiserfs

  Library for accessing and manipulating reiserfs partitions
• sys-fs/quota

  Linux quota tools
• sys-fs/quotatool

  Command-line utility for filesystem quotas
• sys-fs/reiserfsprogs

  Reiserfs Utilities
• sys-fs/static-dev

  A skeleton, statically managed /dev
• sys-fs/sysfsutils

  System Utilities Based on Sysfs
• sys-fs/udftools

  Ben Fennema's tools for packet writing and the UDF filesystem
• sys-fs/xfsdump

  XFS dump/restore utilities
• sys-fs/xfsprogs

  XFS filesystem utilities

sys-libs

• sys-libs/cracklib

  Password Checking Library
• sys-libs/db

  Oracle Berkeley DB
• sys-libs/gdbm

  Standard GNU database libraries
• sys-libs/gpm

  Console-based mouse driver
• sys-libs/libavc1394

  Library for the 1394 AV/C (Audio/Video Control) Digital Interface Command Set
• sys-libs/libcap

  POSIX 1003.1e capabilities
• sys-libs/libcap-ng

  POSIX 1003.1e capabilities
• sys-libs/libieee1284

  Library to query devices using IEEE1284
• sys-libs/libnvme

  C Library for NVM Express on Linux
• sys-libs/libraw1394

  Library that provides direct access to the IEEE 1394 bus
• sys-libs/libseccomp

  High level interface to Linux seccomp filter
• sys-libs/libtermcap-compat

  Compatibility package for old termcap-based programs
• sys-libs/libutempter

  Library that allows non-privileged apps to write utmp (login) info
• sys-libs/minizip-ng

  Fork of the popular zip manipulation library found in the zlib distribution
• sys-libs/ncurses

  Console display library
• sys-libs/ncurses-compat

  Console display library (ABI version 5)
• sys-libs/pam

  Linux-PAM (Pluggable Authentication Modules)
• sys-libs/pwdb

  Password database
• sys-libs/readline

  Another cute console display library
• sys-libs/zlib

  Standard (de)compression library
• sys-libs/zlib-ng

  Fork of the zlib data compression library

sys-power

• sys-power/apcupsd

  APC UPS daemon with integrated tcp/ip remote shutdown
• sys-power/athcool

  small utility to toggle Powersaving mode for AMD Athlon/Duron processors
• sys-power/nvram-reboot

  PowerOff Boot-Images for nvram-wakeup (not needed for GRUB)

sys-process

• sys-process/acct

  GNU system accounting utilities
• sys-process/atop

  Resource-specific view of processes
• sys-process/cronbase

  Base for all cron ebuilds
• sys-process/cronie

  Cronie is a standard UNIX daemon cron based on the original vixie-cron
• sys-process/htop

  Interactive process viewer
• sys-process/latencytop

  Tool for identifying where in the system latency is happening
• sys-process/lsof

  Lists open files for running Unix processes
• sys-process/numactl

  Utilities and libraries for NUMA systems
• sys-process/numad

  The NUMA daemon that manages application locality
• sys-process/procps

  Standard informational utilities and process-handling tools
• sys-process/psmisc

  A set of tools that use the proc filesystem
• sys-process/time

  Displays info about resources used by a program
• sys-process/watchpid

  Watches a process for termination

virtual

• virtual/acl

  Virtual for acl support (sys/acl.h)
• virtual/cron

  Virtual for cron
• virtual/dev-manager

  Virtual for the device filesystem manager
• virtual/editor

  Virtual for editor
• virtual/inetd

  Virtual for the internet super-server daemon
• virtual/libusb

  Virtual for libusb
• virtual/logger

  Virtual for system loggers
• virtual/man

  Virtual for man
• virtual/mta

  Virtual for Message Transfer Agents
• virtual/openssh

  Virtual for net-misc/openssh and variants
• virtual/package-manager

  Virtual for the package manager
• virtual/pkgconfig

  Virtual for the pkg-config implementation
• virtual/service-manager

  Virtual for various service managers
• virtual/ssh

  Virtual for SSH client and server
• virtual/texi2dvi

  Virtual for texi2dvi (and texi2pdf)