OpenVoucher is an open source voucher management / hotspot system for authenticating guests in your wifi or cable network. It is designed to be easy to use for anyone who wants to issue vouchers.
For further information and installation how to's, see the project's homepage.
The source code is maintained on Github.
IOSec Addons are enhancements for web security and crawler detection
IOSEC PHP HTTP FLOOD PROTECTION ADDONS
IOSEC is a php component that allows you to simply block unwanted access to your webpage. if a bad crawler uses to much of your servers resources iosec can block that.
IOSec Enhanced...
ISP-fW is a firewall script that provides port forwarding, packet filtering, stateful packet inspection, port redirection, masquerading, SNAT/ DNAT, TOS, and never the last it generates htb rules for bandwich management. Includes: htb-tools, mipclass