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Zenoss is an IT infrastructure monitoring product that allows you to monitor your entire infrastructure within a single, integrated software application.Key features include: Monitors the entire stack: networks, servers, applications, services, power, environment, etc.
Zabbix is software that monitors your servers and applications. Polling and trapping techniques are both supported. It has a simple, yet very flexible notification mechanism, and a Web interface that allows quick and easy administration. It can be
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used for logging, monitoring, capacity planning, availability and performance measurement, and providing the latest information to a helpdesk. [Less]
Ganglia is a scalable distributed monitoring system for high-performance computing systems such as clusters and grids. It is based on a hierarchical design targeted at federations of clusters. Ganglia is currently in use on over 500 clusters around the world and has scaled to handle clusters with 2000 nodes.
Annvix is a free secure Linux-based operating system. The Annvix project aims to provide a secure, stable, and fast Linux distribution specifically tailored to servers that provide reliable services such as Email, Web, DNS, FTP, File sharing, and more.
Openwall GNU/*/Linux (or Owl for short) is a security-enhanced server platform. The primary approaches to security are proactive source code review, privilege reduction, privilege separation, careful selection of third-party software, safe defaults
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, "hardening" to reduce the likelihood of successful exploitation of security flaws, and the uses of "strong" cryptography. Also available are policy enforcement and integrity checking capabilities.
Besides the security enhancements, other key properties of Owl include the ability to rebuild the entire system from source with one simple command ("make buildworld"), support for software packages found in or developed for Red Hat's and compatible Linux distributions, and support for multiple architectures (currently x86, x86-64, SPARC, and Alpha). [Less]
Hardened Linux is a secured and minimalized operating system designed to run as a firewall, IDS host, authentication system and VPN gateway.