Apps similar to Quagga include MikroTik RouterOS. It's paid, but BIRD and FRRouting are free. Other options are VyOS, Junos OS, Cisco IOS and FreeRouter. In total there are nine Firewalls like Quagga for Linux, self-hosting, Windows, Mac and the web.
Linux-based system converts standard PCs into customizable routers, featuring advanced firewall, VPN server and client, bandwidth control, QoS, wireless AP, captive portal, remote management, industry protocol support, automation, and scalable licensing for network needs.
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Junos OS is the FreeBSD-based operating system used in Juniper Networks hardware routers. It is an operating system that is used in Juniper's routing, switching and security devices.
United States
Cisco IOS (originally Internetwork Operating System) is a family of software used on most Cisco Systems routers and current Cisco network switches. (Earlier switches ran CatOS.) IOS is a package of routing, switching, internetworking and telecommunications functions integrated...
United States
FRRouting (FRR) is an IP routing protocol suite for Linux and Unix platforms which includes protocol daemons for BGP, IS-IS, LDP, OSPF, PIM, and RIP.
freerouter is an open source routing suite supporting ospf, isis, rip, bgp, mpls, te, segment routing and a lot more.
exabgp - The BGP swiss army knife of networking.
Unlike BIRD or Quagga, ExaBGP was not designed to transform a general purpose server into a router, but to allow engineers to control their network easily. Think of it as Software Defined Networking for people with usual BGP route.
XORP is an Internet Protocol routing software suite. It provides a fully featured platform that implements IPv4 and IPv6 routing protocols and a unified platform to configure them. It is the only open source platform to offer integrated multicast capability.
