Cross-platform multi-protocol VPN software
High performance proxy server implemented by golang
Serve as a reverse proxy to protect your web services from attacks
A Fast Reverse Proxy
Take back control of your email with this mail server in a box
OpenSnitch is a GNU/Linux port of the Little Snitch firewall
Daemon to ban hosts that cause multiple authentication errors
Disposable webmail server (similar to Mailinator) with built in SMTP
Lightweight Server Suite for LAN
HTTP proxy to block ads and customize webpages
SKUDONET Open Source Load Balancer and Web Application Firewall
Environment to experiment the system on simulated and real networks
Proxy Cache and Web filtering Appliance
Anti Spam SMTP Gateway
Robust and flexible VPN network tunnelling
OpenWRT ©VMWare ©ESXi Appliance NAT router
B2D/OB2D 中文 Linux 計劃
Tool to ping hosts through firewalls blocking ICMP
allows connecting to hosts behind firewalls and NAT
Zentyal is a Linux Small Business Server
Linux for for small offices and medium enterprises
If you need to configure CentOS7 for your webserver take a look here.
Bash script to enable the firewall on startup of your Ubuntu server.