Open Source Unix Shell Security Software for Mac

Untangle is a Linux-based network gateway with pluggable modules for network applications like spam blocking, web filtering, anti-virus, anti-spyware, intrusion prevention, bandwidth control, captive portal, VPN, firewall, and more. Visit http://untangle.com

CacheGuard-OS, amongst other functions, embeds a Web Gateway allowing you to have control over what type of Web content is allowed in your organization, by whom and when. The Web Gateway works as a transparent or explicit Web proxy and blocks malware and other unwanted contents such as ads or adult websites at gateway even in an encrypted format (HTTPS). In addition, its caching capability allows you to cache bandwidth-intensive traffic such as YouTube or Windows updates in order to save your bandwidth. CacheGuard Web Gateway is distributed as an open source OS called CacheGuard-OS that you can install on a virtual or hardware machine of your choice. Once installed on a machine, CacheGuard-OS transforms that machine into a network appliance. In addition to the Web Gateway, CacheGuard-OS includes multitude of other services such as VPN, WAF and WAN optimization. CacheGuard products are especially designed to address SME requirements by providing functional solutions.

X-Itools: eXtended Internet Tools. Suite of tools composed of several collaboration modules. Old and initial project born in 1999, 1st published in 2001 on Sourceforge. X-Itools E-mail management module (log analysis) initiated in 2004 with Web 1.0 technologies (private SVN server). X-Itools development restarted since 2011, on the basis of a unique module: E-mail management module (log analysis). Now based on web 2.0 technologies (ExtJS 4.1) and devel restarted because of a particular interest given to it by a world wide Organization (United Nations). Module renamed "X-Itools ELSE", for "X-Itools E-mail Log Search Engine". Some features: Log analysis and correlation of Postfix and Exchange servers, statistics, policy manager, in-deep analysis, automated network graphs for e-mail tracing, CSV export... The Swiss knife of Messaging Admins. In 2015, X-Itools ELSE is no more limited to E-mail logs: Apache logs are also processed and related stats and dashboards will be there!

startx is the project name for an interface build in php which takes the output of some products like MRTG or awstats or ACID... and put them together in the same Web interface.