What are some alternatives?
When comparing OpenWrt and ClearOS, you can also consider the following products
MikroTik RouterOS - The main product of MikroTik is a Linux-based operating system known as MikroTik RouterOS.
Zentyal - Linux directory, domain, mail, gateway and infrastructure server for SMBs.
pfSense - pfSense is a free and open source firewall and router that also features unified threat management, load balancing, multi WAN, and more
DD-WRT - DD-WRT is a Linux based alternative OpenSource firmware suitable for a great variety of WLAN...
NethServer - NethServer is an operating system for Linux enthusiasts, designed for small offices and medium...
Gargoyle - Gargoyle Router Firmware home page