CUPS is a standards-based, open-source printing system
FreeBSD Multi PPP daemon
The systemd system and service manager
HTTP proxy to block ads and customize webpages
Intelligently block brute-force attacks by aggregating system logs
edit and replay captured network traffic
Remote control software for applications using wi-fi or bluetooth
Nagios Open Source network monitoring software - The Standard In ITM
a DOS TSR that emulates a floppy disk drive over ethernet
Robust and flexible VPN network tunnelling
High capacity syslog data collection, filtering, and management.
A free Usenet server with SQL backend and RBAC.
A library for blocking access to network on-the-fly