Community-based GPL-licensed network monitoring system
An eye on your system
Light-weight system monitor for X
A simple server monitor tool
An engine to make Tor network your default gateway
Expert Parallelism Load Balancer
Firewall log analyzer
An advanced network simulator to design and configure virtual networks
VoIP SIP and SKINNY quality analyzer and packet / audio recording tool
Open Source Monitoring System for performance and availability.
HTTP proxy to block ads and customize webpages
Nagios Open Source network monitoring software - The Standard In ITM
A Java based fault and performance management system
UPS Information Gathering Tool
Full-featured enterprise network management tool
A free Usenet server with SQL backend and RBAC.
ICMP-based network bandwidth measurement tool
Advanced Network Neighborhood Browser and Samba Share Mounting Utility
Packet generator and packet editor for Windows, Linux, BSD, and macOS
AS2 1.1 server implementation in Java