From Fedora Project Wiki
Registered users/groups
Please see the UserCreation page for information about how to use this table.
| user-/groupname | uid/gid | Purpose | Packages |
| ip-sentinel | <)> 1 | non-root execution of daemon | ip-sentinel |
| socklog | <)> 2 | socklog /dev/log listener | socklog-setup |
| svlog | <)> 3 | socklog backend daemons | socklog-setup |
| clamav | <)> 4 | user which updates clamav database | clamav-data |
| clamilt | <)> 5 | the user under which the clamav milter is running | clamav-milter |
| pymilter | <)> 6 | the user under which the python milter is running | milter |
| grmilter | <)> 7 | the user for the greylist-milter daemon | milter-greylist |
| defang | <)> 8 | the user for the mimedefang daemon | mimedefang |
| twiki | <)> 9 | the user who is running TWiki | twiki |
| amavis | <)> 10 | the user who is running the amavisd-new mail filter daemon | amavisd-new |
| dhcp-fwd | <)> 11 | the user who is running the dhcp-forwarder daemon | dhcp-forwarder |
| kismet | <)> 12 | the user who is running the kismet server | kismet |
| tinyerp | <)> 13 | the user who is running the tinyerp server | tinyerp |
| ircd | <)> 14 | the user who is running the ircd-hybrid server | ircd-hybrid |
| tclhttpd | <)> 16 | the user under which the tclhttpd application server runs | tclhttpd |
| distcc | <)> 17 | the user under which the distcc daemon runs | distcc |
| munin | <)> 18 | the user who runs the munin collection process | munin |
| toranon | <)> 19 | the user under which the tor daemon runs | tor |
| fnord | <)> 20 | the user for the fnord http server | fnord |
| ushare | <)> 21 | the user for ushare a UPnP A/V Media Server | ushare |
| postgrey | <)> 22 | the user who is running the postgrey policy server | postgrey |
| moomps | <)> 23 | the user under which the moomps daemon runs | moomps |
| hacluster | <)> 24 | the user under which the heartbeat daemon runs | heartbeat |
| xpilot | <)> 25 | the user under which the xpilot-ng server daemon runs | xpilot-ng |
| sqlgrey | <)> 26 | the user which runs the sqlgrey service | sqlgrey |
| ejabberd | <)> 27 | the user that ejabberd runs as | ejabberd |
| builder | <)> 28 | the user for the Test-AutoBuild builder | perl-Test-AutoBuild |
| zaptel | <)> 29 | the user who owns the zaptel kernel devices | zaptel |
| openpbx | <)> 30 | the user as which OpenPBX runs. | openpbx |
| asterisk | <)> 31 | the user as which Asterisk runs. | asterisk |
| gnunet | <)> 32 | the user as which the gnunet daemon runs. | gnunet |
| bacula | <)> 33 | the user running the bacula backup daemon | bacula |
| jackuser | <)> 34 | the group for the jack audio server real-time mode | jack-audio-connection-kit |
| vboxusers | <)> 35 | the group of people that may run virtualbox | virtualbox |
| ngircd | <)> 36 | the user running the ngirc daemon | ngircd |
| openxpki | <)> 37 | the user being used by the OpenXPKI daemon | OpenXPKI |
| dbmail | <)> 38 | dbmail daemons | dbmail |
| tofmipd | <)> 39 | tofmipd daemon | tmda |
| flow-tools | <)> 40 | flow-capture daemon | flow-tools |
| roundup | <)> 41 | roundup-server process | roundup |
| canna | <)> 42 | cannaserver daemon | Canna |
| sgeadmin | <)> 43 | Sun Grid Engine | gridengine |
| icecream | <)> 44 | Icecream distributed compiler | icecream |
| jive | <)> 45 | Openfire XMPP server user UNDER REVIEW | openfire |