| netperf | | Network performance benchmark |
| p5-BerkeleyDB | | Berkeley DB module |
| snapshot | | fast, secure sendmail replacement |
| stable | | fast, secure sendmail replacement |
| postgrey | | postfix greylist daemon |
| arpwatch | | monitor arp & rarp requests |
| doc | | automated domain testing tool |
| dss | | |
| echoping | | test performance of a remote TCP service |
| flowd | | NetFlow collector |
| httptunnel | | HTTP tunneling utility |
| isc-dhcp | | |
| libbind | | BIND 8 compatible stub resolver library |
| mtr | | Matt's traceroute - network diagnostic tool |
| nsd | | authoritative-only name server daemon |
| py-dns | | Python DNS library |
| ssldump | | SSLv3/TLS network protocol analyzer |
| udptunnel | | UDP tunnel utility |
| dante | | SOCKS client and server |
| logsurfer | | processes logfiles and perform certain actions |
| mhash | | strong hash library |
| scanssh | | SSH remote version scanner |
| shash | | generates or checks digests or mac |
| stunnel | | SSL encryption wrapper for standard network daemons |
| skill | | signal or reprioritize specified processes |
| TclXML | | pure-Tcl implementation of XML parser |
| rxp | | validating namespace-aware XML parser |
| xml2rfc | | convert memos written in XML to the RFC format |
| mod_dav | | class 1 and 2 DAV server for the Apache webserver |
| p5-CGI-SpeedyCGI | | speed up perl scripts by running them persistently |
| thttpd | | tiny/turbo/throttling HTTP server |
| transproxy | | transparent www proxy driver for pf |
| milter-greylist | | greylist milter |
| dkim-milter | | DKIM milter |
| zkt | | DNSsec Zone Key Tool |
| libspf2 | | SPF library |
| drill | | DNS debugger |
| utils | | LDNS utilities |
| libldns | | DNS library modelled after Net::DNS |
| unbound | | validating DNS resolver |