Nagios:
is a powerful monitoring system that enables organizations to
identify and resolve IT infrastructure problems before they affect
critical business processes.
Nagios is a powerful, enterprise-class host, service, application, and
network monitoring program. Designed to be fast, flexible, and
rock-solid stable. Nagios runs on *NIX hosts and can monitor Windows,
Linux/Unix/BSD, Netware, and network devices.
Designed with scalability and flexibility in mind, Nagios gives you
the peace of mind that comes from knowing your organization's business
processes won't be affected by unknown outages.
Nagios is a powerful tool that provides you with instant awareness of
your organization's mission-critical IT infrastructure. Nagios allows
you to detect and repair problems and mitigate future issues before they
affect end-users and customers.
Download Link : http://sourceforge.net/projects/nagios/
or
http://www.nagios.org/download/
OpenSMART :
Open (Source|System) Monitoring and Reporting Tool, can do that for you.
OpenSMART is a rich featured monitoring and reporting tool, including:
- easy to use web frontend
- many predefined checks for application and system monitoring
- abiltiy to monitor HA cluster applications
- notification of administrators by email / SMS or anything else you can script
- collection and ad-hoc reporting of many system figures like disk space or CPU consumption
- many checks for application monitoring report their response time, too
OpenSMART saves its data (monitoring data and reporting data) in a database. This enables you to
- get your SLA reporting data from your database
- get your monthly/weekly/daily performance data from your database
- do trend analyses with your response times.
Download Link : http://opensmart.sourceforge.net/index.php/downloads
Icinga :
is an enterprise grade open source monitoring system which keeps
watch over networks and any conceivable network resource, notifies the
user of errors and recoveries and generates performance data for
reporting. Scalable and extensible, Icinga can monitor complex, large
environments across dispersed locations.
- Monitor host and service status
- View the whole network and map dependencies
- Gather performance and utilization data
- Build in redundancy with distributed monitoring
- Customize multiple users access, notifications and views
Download Link : https://www.icinga.org/download/
or
http://sourceforge.net/projects/icinga/
Cacti :
is a complete network graphing solution designed to harness the power of RRDTool's
data storage and graphing functionality. Cacti provides a fast poller,
advanced graph templating, multiple data acquisition methods, and user
management features out of the box. All of this is wrapped in an
intuitive, easy to use interface that makes sense for LAN-sized
installations up to complex networks with hundreds of devices.
Cacti is a complete frontend to RRDTool. It stores all of the necessary
information to create graphs and populate them with data in a MySQL
database. The frontend is completely PHP driven.
Download Link : http://www.cacti.net/download_cacti.php
or
http://sourceforge.net/projects/cacti/
NeDi :
is a lightwheight network management framework, which is based on a
scheduled discovery, a SQL backend and a web based user interface.
NeDi proofs to be a valuable tool for the security team as well. Keep
track of wired and wireless clients throughout your entire network.
You’ll be able to see IP changes and which hosts have more than one
address. The upcoming host identification feature, expands NeDi’s
awareness beyond the network layers and can locate vulnerable SSH
servers for example…
Download Link : http://www.nedi.ch/download/
or
http://sourceforge.net/projects/nedi/?source=navbar
Observium :
is an autodiscovering PHP/MySQL based network monitoring
system focused primarily on Cisco and Linux networks but includes
support for a wide range of network hardware and operating systems.
Observium is an autodiscovering network
monitoring platform supporting a wide range of hardware platforms and
operating systems including Cisco, Windows, Linux, HP, Juniper, Dell,
FreeBSD, Brocade, Netscaler, NetApp and many more. Observium seeks to
provide a powerful yet simple and intuitive interface to the health and
status of your network.
Observium Community is available free and open source. Observium
Professional adds rapid patches, security fixes and additional features
and hardware support for a small yearly license fee.
Download Link : http://observium.org/wiki/Download
or
http://sourceforge.net/projects/projectobserver/
ZABBIX :
is an enterprise-class open source distributed monitoring
solution designed to monitor and track performance and availability of
network servers, devices and other IT resources. It supports distributed
and WEB monitoring, auto-discovery, and more.
An enterprise-class distributed monitoring solution for networks & apps
Zabbix Features
- Monitor Everything
- Enterprise Ready
- Proactive Monitoring
- Capacity Planning
- True Open Source
- Business Solutions
Download Link : http://www.zabbix.com/download.php
or
http://sourceforge.net/projects/zabbix/