Cacti

Cacti includes a fully distributed and fault tolerant data collection framework, advanced template based automation features for Devices, Graphs and Trees, multiple data acquisition methods, the ability to be extended through Plugins, Role based User, Group and Domain management features in addition to a theming engine and multiple language support all right 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 tens of thousands of devices

Get more details about Cacti

Go to the download page

Do you need help? Are you having problems? Do you want to know what other users are doing with Cacti? Be sure to check out the Cacti discussion forums
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Cacti is released under the GNU General Public License