I2P: End-to-End encrypted and anonymous Internet
Self-hosted, lightweight server and website monitoring and O&M tool
Oxidized is a network device configuration backup tool
An open source, real-time monitoring system with custom-monitoring
Matrix reference homeserver
A network event stream processing system, in Clojure
Anti Spam SMTP Gateway
Network Load Balancer and Application Security
A anti-phishing Python script with headers and proxies!
Xplico is a Network Forensic Analysis Tool (NFAT)
Multi-protocol server written in Java
An easy-to-use anti-spam email gateway
Open source tool to monitor your servers and websites
Manage users OpenVPN
Monitoring of websites with spider and email notifications
Captive portal and access control manager for Linux-based hotspots
Dashboard of network top-talkers using netflow sources
Network Intrusion Detection and Full Packet Capture System
Web Based Network Inventory Tool