The Dude - MikroTik is a Latvian company which was founded in 1996 to develop routers and wireless ISP systems. MikroTik now provides hardware and software for Internet connectivity in most of the countries around the world.
Emsisoft Online Armor Firewall - Emsisoft Online Armor Firewall is a freemium online firewall protection system by the Emsisoft that is based on the own independent protection technology of the Emsisoft.
Pandora FMS - Pandora FMS: Opensource monitoring software
TinyWall - Lightweight and non-intrusive firewall
cStatus - Monitor and scan a network.
SonicWall - SonicWall security solutions protects your network, systems, users and data from cyber threats.