UNIX System Administration Tools
All of these tools are open source, released under a BSD-style license, with the notable exception of readinfo, which is released under the GNU GPL.
autosync
Copies files to remote hosts based on a configuration file. (Perl)
View the README
Download version 1.4 - gzipped tarball, 5 KB
Last update: April 2007
capcalc
Calculates capacity of a Linux system. (Bourne shell)
View the README
Download version 1.2 - gzipped tarball, 4 KB
Last update: June 2023
chrec
Records system changes to flat text log files. (Bourne shell)
View the README
Download version 2.2 - gzipped tarball, 5 KB
Last update: June 2007
ctlinetd
Manages inetd or xinetd daemon and services. Includes support for SRC on AIX, SMF on Solaris, and launchd on Mac OS X. (Perl)
View the README
Download version 6.3 - gzipped tarball, 11 KB
Last update: March 2007
genpass
Generates memorable passwords that are tough to crack. In addition to the command-line tool, the package includes an AppleScript for use on Mac OS X. (Perl, AppleScript)
View the README
Download version 6.0 - gzipped tarball, 5 KB
Last update: July 2013
getPatchLevel
Prints the most recent versions of installed Solaris patches. (Bourne shell)
View the README
Download version 1.1 - gzipped tarball, 3 KB
Last update: March 2006
getsnx
Prints out serial number of Mac OS X system. (Bourne shell)
View the README
Download version 1.0 - gzipped tarball, 2 KB
Last update: July 2006
jumpsh
Login shell for SSH jump box that permits access to internal SSH servers. (Perl)
View the README
Download version 3.1 - gzipped tarball, 4 KB
Last update: March 2008
lookx (hostx, userx, groupx, servx)
Looks up hostnames and IP addresses, usernames and UIDs, groups and GIDs, services and port numbers, using a system's native mechanisms. (Perl)
View the README
Download version 5.1 - gzipped tarball, 5 KB
Last update: March 2011
loop_n_log
Runs a command on an infinite loop, sending output to syslog. (Bourne shell)
View the README
Download version 1.4 - gzipped tarball, 3 KB
Last update: August 2003
ndshow
Displays network driver parameters. (Perl)
View the README
Download version 1.12 - gzipped tarball, 7 KB
Last update: May 2008
rcstart
Enables and disables SysV-style init scripts. (Bourne shell)
View the README
Download version 1.7 - gzipped tarball, 4 KB
Last update: April 2007
readinfo
Reads fields from a formatted text file. Used by rshall. (Perl)
View the README
Download version 2.3 - gzipped tarball, 14 KB
Last update: November 2005
rshall
Runs commands on multiple remote hosts simultaneously. (Perl)
View the README
View a slide presentation
Download version 14.4 - gzipped tarball, 13 KB
Last update: August 2017
Deprecated Tools
authorize
Demonstrates the use of Mac OS X Authorization Services. (C)
View the README
Download version 1.1 - gzipped tarball, 3 KB
Last update: July 2003
fauxchown
Changes file ownership on systems with restricted chown. (Bourne shell)
View the README
Download version 1.1 - gzipped tarball, 3 KB
Last update: March 2008
ipsec_genkey
Generates private keys for use with Solaris 8 IPsec and with FreeS/WAN (Linux IPsec). (Perl)
View the README
Download version 1.3 - gzipped tarball, 4 KB
Last update: July 2003
updateByHostPrefs
Renames users' Mac OS X ByHost preferences files, either from the CLI or as a login hook. (Perl)
View the README
Download version 4.1 - gzipped tarball, 4 KB
Last update: August 2003
updateyp
Manages NIS maps under revision control. (Bourne shell)
View the README
Download version 3.6 - gzipped tarball, 7 KB
Last update: November 2008
wbuser
Manages Samba winbind user/SID mappings. (Perl)
View the README
Procedures for Enabling Active Directory Authentication on UNIX
Download version 1.1 - gzipped tarball, 8 KB
Last update: January 2006
