11 Facts About OpenWrt

OpenWrt is an open-source project for embedded operating systems based on Linux, primarily used on embedded devices to route network traffic.

OpenWrt is configured using a command-line interface or a web interface.

OpenWrt project was started in 2004 after Linksys had built the firmware for their WRT54G series of wireless routers with code licensed under the GNU General Public License.

OpenWrt releases were historically named after cocktails, such as White Russian, Kamikaze, Backfire, Attitude Adjustment, Barrier Breaker and Chaos Calmer, and their recipes were included in the message of the day displayed after logging in using the command-line interface.

In May 2016, OpenWrt was forked by a group of core OpenWrt contributors due to disagreements on internal process.

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The remerger preserves the OpenWrt branding, but uses many of the LEDE processes and rules.

OpenWrt can be configured through either a command-line interface or a web interface called LuCI.

OpenWrt provides set of scripts called UCI to unify and simplify configuration through the command-line interface.

OpenWrt provides regular bug fixes and security updates even for devices that are no longer supported by their manufacturers.

OpenWrt provides exhaustive possibilities to configure common network-related features, like IPv4, IPv6, DNS, DHCP, routing, firewall, NAT, port forwarding and WPA.

OpenWrt Buildroot is a set of Makefiles and patches that automates the process of building a complete Linux-based OpenWrt system for an embedded device, by building and using an appropriate cross-compilation toolchain.