DD-WRT is Linux -based firmware for wireless routers and access points. Originally designed for the Linksys WRT54G series, it now runs on a wide variety of models. DD-WRT is one of a handful of third-party firmware projects designed to replace manufacturer's original firmware with custom firmware offering additional features or functionality.

DD-WRT is an open-source alternative firmware for routers. Its software unlocks features that aren’t present on all routers: static routing, VPN, repeating functions, the list goes on. It also unlocks settings that aren’t accessible normally, like antenna power and overclocking.

DD-WRT is a Linux-based firmware created for wireless routers. “WRT” is a common abbreviation for router firmware and equipment, which stands for “wireless receiver/transmitter.” The prefix “DD” represents Dresden, the place where the development team originates from.

DD-WRT is a Linux based alternative OpenSource firmware suitable for a great variety of WLAN routers and embedded systems. The main emphasis lies on providing the easiest possible handling while at the same time supporting a great number of functionalities within the framework of the respective hardware platform used.