IPFire is a hardened, versatile, state-of-the-art Open Source firewall based on Linux. Its ease of use, high performance in any scenario and extensibility make it usable for everyone.
Security
Security is the highest priority in IPFire. It is hardened to protect itself from attacks from the Internet and prevents attacks on your network.
Firewall
Its powerful firewall engine and Intrusion Prevention System protects your network against attacks from the Internet and Denial-of-Service attacks.
Open Source
IPFire is free software and developed by an open community and trusted by hundreds of thousands of users from all around the world.
Add-ons From a technical point of view, IPFire is a minimalistic, hardened operating system. To provide more functionality, it can be extended by add-ons which are installed with IPFire's own package management system called Pakfire.
Add-ons can be handy command line tools for administrators or can extend the system to provide additional functionality. Those include:
Turning IPFire into a Wireless Access Point
Tools for Monitoring and System Health Management
Backup, File and Print Services
Running a Tor node
Proxies and Relays for various protocols and many more...