- aoecfg
- aoeping
- ap
- ap-auth
- ap-config
- ap-gl
- ap-mrtg
- ap-rrd
- ap-tftp
- ap-trapd
- apache2
- apache2ctl
- apcsmart
- apcsmart-old
- apcupsd
- apcupsd-ups
- apmd
- APP
- apphbd
- applydeltaiso
- applydeltarpm
- applyfilter
- applygnupgdefaults
- appmgr
- approx
- approx-gc
- approx-import
- approx-update
- aprsdigi
- aprsmon
- Aprx-2
- aprx-stat
- apt
- apt-cache
- apt-cacher
- apt-cacher-ng
- apt-cdrom
- apt-clone
- apt-config
- apt-cudf-get
- apt-dater
- apt-forktracer
- apt-get
- apt-key
- apt-mark
- apt-move
- apt-offline
- apt-p2p
- apt-rdepends
- apt-secure
- apt-spy
- apt-zip-inst
- apt-zip-list
- aptitude
- aptitude-robot
- aptitude-robot-session
- apxs
- arbitron
- arbitronsort
- arc-blahp-logger
- arc-infoindex-relay
- arc-infoindex-server
- arc-vomsac-check
- arched
- archive
- archived
- archived.pl
- argus
- arno-iptables-firewall
- arp
MAN (8)
System administration commands and daemons