FRAP-os is a Firewall, VPN Server and Wireless Access Point on a SBC router and is based on Open Source software. More info is available on the Web Site which will be up again on 21-22 July.
FireBucket is a project to create a Debian based Firewall/Router with WLAN and a choice of WAN (DSL) or UMTS/GPR connection. Als a choice of connection to UMTS/GPRS as a backup connction. A web configuration will also be implemented.
Internet Abuse Tracker(c) aka IA Tracker(c) is a companion project for SecurityStalker(c), developed by the same group. This software will track/analyze and report to users/admins of Internet abuse associated network/email activity and take action.
We are building a more secure way to admin a serverfarm without have root-accounds after installation by using ssh and sudo.
"stealth my bugs" is another type of scalable firewall, additionally type. It could not replace other systems like iptables or equivalent. Written in perl by using minimal requirements, it grants maximum usuability.
Wrapwall is an open source linux-based firewall (packet filter) using the well known wrap-board (embedded linux system). Wrapwall is small (only a compact flash card with 16MB is needed). All settings can be configured using a web based gui.