SFI Director is a tool for managing distributed, heterogeneous UNIX Systems. Its functionality includes System Configuration, Application Distribution, NIS and NIS+ Management, User Creation, and Dynamic System Documentation. It is in service at a number of sites, managing networks of 50 to 200+ UNIX nodes, under Linux, Solaris, Digital UNIX, and HP-UX.
TrinityOS is a step-by-step, example-driven HOWTO on building a very functional Linux box with strong security in mind. TrinityOS is well known for its strong packet firewall ruleset, Chrooted and Split DNS (v9 and v8), secured Sendmail (8.x), Linux PPTP, Serial consoles and Reverse TELNET, DHCPd, SSHd, UPSes, system performance tuning, the automated TrinityOS-Security implementation scripts, and much more.
tzoperl is a Perl Client-Daemon for TZO DDNS Services. The service works with dial-up, DSL, Cable Modems, ISDN, and most types of connections that get you connected to the Internet. TZO gives you a domain which will point to your machine to make it easier to run services on your machine. TZO also has a specialized mail store and forward service that will hold all mail for your domain/s if you go offline for a while.
Arb-Scan is a remote banner scanner written in bash and Perl. It supports 12 different services banner checks (daytime, ftpd, sshd, smtpd, domain, finger, httpd, pop2, pop3, nntp, imapd and snpp). It features IP file reading, logging, random IP scanning, ftp anonymous login checking and VRFY/EXPN smtp checking.
JH2N (Java host to named conversion program) converts a hosts file to a full BIND 8 or 9 configuration. JH2N was inspired by the h2n.pl program included in the O'Reilly "DNS and BIND" book. Various options are available to enhance its operation by incuding external files. Using the simple host file syntax, very large and complex zones can be maintained.