acct : GNU system accounting utilities ( https://savannah.gnu.org/projects/acct/ )
anacron : a periodic command scheduler ( http://anacron.sourceforge.net/ )
at : Queues jobs for later execution ( http://packages.qa.debian.org/a/at.html )
atop : Resource-specific view of processes ( http://www.atoptool.nl/ )
audit : Userspace utilities for storing and processing auditing records ( https://people.redhat.com/sgrubb/audit/ )
bcron : A new cron system designed with secure operations in mind by Bruce Guenter ( http://untroubled.org/bcron/ )
criu : utility to checkpoint/restore a process tree ( http://criu.org/ )
cronbase : base for all cron ebuilds ( https://www.gentoo.org/ )
cronie : Cronie is a standard UNIX daemon cron based on the original vixie-cron ( https://fedorahosted.org/cronie/wiki )
cronutils : Utilities to assist running batch processing jobs ( https://github.com/google/cronutils )
daemontools : Collection of tools for managing UNIX services ( http://cr.yp.to/daemontools.html )
daemontools-encore : Collection of tools for managing UNIX services ( http://untroubled.org/daemontools-encore/ )
dcron : A cute little cron from Matt Dillon ( http://www.jimpryor.net/linux/dcron.html http://apollo.backplane.com/FreeSrc/ )
fcron : A command scheduler with extended capabilities over cron and anacron ( http://fcron.free.fr/ )
ftop : Monitor open files and filesystems ( https://code.google.com/p/ftop/ )
fuser-bsd : fuser(1) utility for *BSD ( http://mbsd.msk.ru/stas/fuser.html )
glances : CLI curses based monitoring tool ( https://github.com/nicolargo/glances )
htop : interactive process viewer ( http://hisham.hm/htop/ )
incron : inotify based cron daemon ( http://incron.aiken.cz/ )
iotop : Top-like UI used to show which process is using the I/O ( http://guichaz.free.fr/iotop/ )
latencytop : tool for identifying where in the system latency is happening ( http://www.latencytop.org/ )
lsof : Lists open files for running Unix processes ( ftp://lsof.itap.purdue.edu/pub/tools/unix/lsof/ )
memwatch : Interactive memory viewer ( https://bitbucket.org/PascalRD/memwatch/ )
minit : a small yet feature-complete init ( http://www.fefe.de/minit/ )
nmon : Nigel's performance MONitor for CPU, memory, network, disks, etc... ( http://nmon.sourceforge.net/ )
numactl : Utilities and libraries for NUMA systems ( http://oss.sgi.com/projects/libnuma/ )
numad : The NUMA daemon that manages application locality ( http://fedoraproject.org/wiki/Features/numad )
parallel : A shell tool for executing jobs in parallel locally or on remote machines ( https://www.gnu.org/software/parallel/ )
pidof-bsd : pidof(1) utility for *BSD ( http://people.freebsd.org/~novel/pidof.html )
pkill-darwin : pgrep(1) and pkill(1) for Darwin ( http://prefix.gentooexperimental.org:8000/pkill-darwin/ )
prll : A utility for parallelizing execution of shell functions ( http://prll.sourceforge.net/ )
procenv : A command-line utility that simply dumps all attributes of its environment ( https://launchpad.net/procenv/ )
procexp : Graphical process explorer ( http://sourceforge.net/apps/mediawiki/procexp/index.php?title=Main_Page )
procps : standard informational utilities and process-handling tools ( http://procps.sourceforge.net/ https://gitlab.com/procps-ng/procps )
psinfo : Process information and statistics using the kernel /proc interface ( http://www.ward.nu/computer/psinfo/ )
psmisc : A set of tools that use the proc filesystem ( http://psmisc.sourceforge.net/ )
runit : A UNIX init scheme with service supervision ( http://smarden.org/runit/ )
schedtool : A tool to query or alter a process' scheduling policy ( http://freequaos.host.sk/schedtool )
supervise-scripts : Starting and stopping daemontools managed services ( http://untroubled.org/supervise-scripts/ )
systemd-cron : systemd units to provide minimal cron daemon functionality by running scripts in cron directories ( https://github.com/systemd-cron/systemd-cron/ )
time : displays info about resources used by a program ( https://www.gnu.org/directory/time.html )
tiptop : top for performance counters ( http://tiptop.gforge.inria.fr/ )
top-apple : Apple's top from Mac OS X Lion 10.7 ( http://www.opensource.apple.com/ )
unixtop : top for UNIX systems ( http://unixtop.sourceforge.net/ )
vixie-cron : Paul Vixie's cron daemon, a fully featured crond implementation ( ftp://ftp.isc.org/isc/cron/ )
wait_on_pid : small utility to wait for an arbitrary process to exit ( https://dev.gentoo.org/~zzam/wait_on_pid/ )
watchpid : Watches a process for termination ( http://www.codepark.org/ )
xjobs : Reads commands line by line and executes them in parallel ( http://www.maier-komor.de/xjobs.html )
Add an ebuild in portage :
The ebuild is now in the portage tree.
You can also use layman : emerge layman then layman -a gentoo
For Paludis use this rsync : rsync://gentoo.zugaina.org/gentoo-portage
If you have a problem : ycarus(-at-)zugaina.org