Select a tag to browse associated projects and drill deeper into the tag cloud.
Nmap ("Network Mapper") is a free open source utility for network exploration or security auditing. It was designed to rapidly scan large networks, although it works fine against single hosts. Nmap uses raw IP packets in novel ways to determine what hosts are available on the network, what ... [More]
Nagios (formerly Netsaint) is a daemon written in C that is designed to monitor networked hosts and services. It has the ability to notify contacts (via email, pager or other methods) when problems arise and are resolved. Host and service checks are performed by external "plugins", making ... [More]
Icinga is a monitoring system based on Nagios. It extends its capabilities and delivers new features like libdbi for database abstraction, well written APIs and a new, easy to extend webinterface.
Zenoss is an IT infrastructure monitoring product that allows you to monitor your entire infrastructure within a single, integrated software application. From bare metal to the clouds, key features include: monitoring the entire stack with SNMP, SSH, WMI, JMX and other protocols powerful eventing ... [More]
OpenNMS is the world's first enterprise grade network management platform developed under the open source model. It consists of a community supported open-source project as well as a commercial services, training and support organization.
iftop does for network usage what top(1) does for CPU usage. It listens to network traffic on a named interface and displays a table of current bandwidth usage by pairs of hosts. Handy for answering the question "why is our ADSL link so slow?".
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.
Observium is an autodiscovering PHP/MySQL/SNMP based network monitoring which includes support for a wide range of network hardware and operating systems including Cisco, Linux, FreeBSD, Juniper, Foundry, HP and many more. Observium has grown out of a lack of easy to configure and easy use NMSes. ... [More]
NOC Project is an Operation Support System (OSS) for telecom companies, service providers, and enterprise Network Operation Centers (NOC). Areas covered by NOC include: * service activation/provisioning * multi-VRF address space management (IPAM) * multi-vendor configuration management * fault ... [More]
Opsview Core is an open source network monitoring software application that solves the challenges of monitoring modern IT and network systems.