system environment/daemons
- courier-authlib - Courier authentication library
- courier-authlib-ldap - LDAP support for the Courier authentication library
- courier-authlib-mysql - MySQL support for the Courier authentication library
- courier-authlib-pgsql - MySQL support for the Courier authentication library
- courier-authlib-pipe - External authentication module that communicates via pipes
- courier-authlib-userdb - userdb support for the Courier authentication library
- jabberd - OpenSource server implementation of the Jabber protocols
- linux-igd - The Linux UPNP Internet GATEWAY DEVICE (Release 0.95)
- nginx - Robust, small and high performance http and reverse proxy server
- pound - pound is a reverse proxy, load balancer and HTTPS front-end
- samba - The Samba SMB server.