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An easy-to-configure bandwidth monitor and grapher, but so much more. Cross-platform, simpler alternative to MRTG and CACTII. Graph any numeric data you can get from SNMP or an XML (and HTML) source (local or http/https/ftp). Windows and Linux.
A simple PHP script which will monitor your mailboxes and display nearly real-time information about your users' POP mail inboxes, including sizes, last access times, and more in an easy-to-read-at-a-glance web based interface.
Metro is a tools thats provides you to monitor your network by analyzing NetFlow exported frames.
Metro est un outil de métrologie IP qui permet de caractériser le trafic d'un réseau IP en analysant les flux NetFlow exportés par les routeurs.
Astmontray is a systray applet written in PyQt so users can monitor whether their PABX servers running Asterisk.org, the open source telephony platform, are up or not. It supports AMI authentication and runs fine on Linux, OSX and Maemo tablets.
TcpMon is a Linux program written in Java that will show you detailed listings of all TCP and UDP endpoints on your system, including the local and remote addresses and state of TCP connections. Requires JAVA 6 installed to run.
System and Network Monitor (SNM) will monitor and graph computing devices using snmp, ping & custom modules, also alerts via email. SNM is written in Perl for Win32 & Linux, runs 24*7, recording results in RRD for later display via a web browser.
C / Perl based system and network monitoring system (NMS) providing plugin based polling/checking of services, raw and performance data with notifications. Provides full configurable web interface to configure the monitor
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A tool to monitor internet hosts` bandwidth usage in a Linux-NAT network. A daemon collects data and clients display them (currently a Java applet with a graph). It automatically detects new hosts and has a nice summary statistic.
uNetMonitor is an open source and light set of softwares to monitor remote network hosts for reachability. The main purpose for uNetMonitor is to be very simple, quick to deploy and easy to maintain.
Zapplet is a tray applet for monitoring aspects of your Zenoss installation from the desktop. The intention is work from all desktops supported by GTK. Multiple zapplets may be used to monitor multiple Zenoss installations.
sbills is an Internet traffic monitor. If, for example, you have a local network with a Linux server that provides users with Internet access, it allows you to control Internet traffic.
MySQL Server Monitor is a webbased MySQL monitor for one or more servers. It's completely skinnable and written in PHP with low resource usage in mind.
This PHP script aims to do a simple status check of the services running on the servers in a network. It tries to do a TCP connect to the ports to be checked on the listed servers and displays the status accordingly.
Monarch is a web-based engine for the configuration and management of the Nagios network monitoring system. It is included as a component of GroundWork Monitor Open Source, a full featured and highly integrated IT monitoring solution.
The MyCAT project is an open-source toolset for managing MySQL/Linux servers, currently composed of tools that: monitor replication, monitor and rotate binary logs, and allow remote shell access to arbitrary groups of servers.
Sipana is a distributed SIP monitoring tool to monitor the SIP signaling behavior using sequence diagrams and providing SIP end-to-end performance metrics through a centralized Web interface. For more information please visit http://sipana.org/
This is a project designed primarily to assist my task as a server admin for a small hosting company, however I hope by releasing it as open source software the community can benefit from it in some way as well.
ipband a pcap based traffic monitor. It tallies per-subnet
traffic and bandwidth usage and starts detailed logging if
specified threshold for the specific subnet is exceeded.
Freyr is a resource monitor/dynamic DNS updater that allows dynamically change DNS records for different services depending on their state. So you'll be able to keep only active IP addresses in your DNS database.
The Palantir project aims to monitor network health through agents distributed across the network. Each Palantir Agent monitors and tests the network from an enduser point of view and transmits the results to a central facility for analysis.
Nelisys is Web-based Management System, NMS, to manage and monitorsystem, network including: Router, Switch, Wi-Fi Access Point, Server, Networking services, etc. There are also performance and fault management function.
nat_ipchgd is designed to run on a machine behind a NAT router, monitoring the router for changes of the external IP address very efficiently: It can detect the change of an IP address within a few seconds and uses a small amount of ressources.