Use Linux file capabilities to control privilege rather than set*id (this is orthogonal to USE=caps which uses capabilities at runtime e.g. libcap)
Name Category Description
arping net-analyzer A utility to see if a specific IP address is taken and what MAC address owns it
blackbox_exporter app-metrics Prometheus exporter for blackbox probing via HTTP, HTTPS, DNS, TCP and ICMP
cdrtools app-cdr A set of tools for CD/DVD reading and recording, including cdrecord
collectd app-metrics Collects system statistics and provides mechanisms to store the values
dnscrypt-proxy net-dns A flexible DNS proxy, with support for encrypted DNS protocols
driftnet net-analyzer Listen to network traffic and pick out images from TCP streams observed
fbterm app-i18n Fast terminal emulator for the Linux framebuffer
getdns net-dns Modern asynchronous DNS API
gnome-keyring gnome-base Password and keyring managing daemon
i3status x11-misc generates a status bar for dzen2, xmobar or similar
intel-performance-counter-monitor sys-apps Intel Performance Counter Monitor - A better way to measure CPU utilization
iputils net-misc Network monitoring tools including ping and ping6
liboping net-libs Protocol independent ANSI-C ping library and command line utility
likwid sys-apps A performance-oriented tool suite for x86 multicore environments
msmtp mail-mta An SMTP client and SMTP plugin for mail user agents such as Mutt
mtr net-analyzer My TraceRoute, an Excellent network diagnostic tool
netdata net-analyzer Linux real time system monitoring, done right!
netkit-rsh net-misc Netkit's Remote Shell Suite: rexec{,d} rlogin{,d} rsh{,d}
nmap net-analyzer A utility for network discovery and security auditing
pam sys-libs Linux-PAM (Pluggable Authentication Modules)

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Thank you!