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Zenoss Core

Zenoss Core

Zenoss (Zenoss Core) is an open source application, server and network management platform based on the Zope application server. It provides an integrated product for monitoring availability, performance, events and configuration across layers and across platforms.

This software provides a web interface that allows system administrators to monitor availability, inventory/configuration, performance and events.

Besides being built upon the Zope Application Framework, Zenoss Core also relies on MySQL, RRDtool, Net-SNMP, and Twisted.

 Zenoss Core 4.2.4

Free to download



Zenoss Inc.


System Requirements

Small installation requires at least 4GB of RAM

Community Website, Documentation, Installation, Blog, Forums, ZenPacks, SourceForge Project Page, Twitter

Selected Reviews:
Network World

Features include:

  • Easy to use browser-based graphical user interface:
    • Customized Dashboard that summarizes active events by business system and severity
    • Rich AJAX-Enabled customized user interface with portlets
    • Role-based permissions
  • Application, Network and Systems Monitoring and Management
  • Inventory via CMDB:
    • Modeling of entire environment including networks, servers, software, and applications
    • Mapping of IT elements and cross-platform information into a normalized data schema
    • Logical and physical grouping and mapping to business systems, locations and responsible parties
    • Population through auto-discovery, web services API, XML import/export, and manual user input
  • Monitors the availability of network devices using:
    • ICMP response testing
    • SNMP response testing
    • Testing of standard TCP/IP services (HTTP, SMTP, etc.)
    • Testing of specified TCP/IP ports with regular expression matching
  • Monitors network services (HTTP, POP3, NNTP, SNMP, FTP)
  • Monitors host resources (processor, disk usage) on most network operating systems
  • Time-series performance monitoring of devices
  • Event management tools to annotate system alerts
  • Automatically discovers network resources and changes in network configuration
  • Alerting system provides notifications based on rule sets and on-call calendars
  • Supports Nagios plug-in format
  • Virtual and Cloud Infrastructure Monitoring and Management
  • Enterprise-ready architecture
  • ZenPacks Framework - packaging system for Zenoss plugins, skins, etc
    • Core ZenPacks include Amazon Web Services, Apache, Dell Monitor, Dig, DNS, FTP, Glocal Device Search, HP, HTTP, IRCD, Jabber, Linux, LDAP, MySQL, NNTP, Ntp, RPC, Xen Virtual Hosts, Virtual Host Monitor, VMware Infrastructure ESX Server, Zen JMX Collector
    • 200+ community extensions
  • Web Services API's (XML-RPC and REST)
  • XML Import/Export
  • Python Scripting Shell

Zenoss Core in action

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Last Updated Saturday, May 31 2014 @ 02:33 PM EDT

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