DD-WRT Linux firmware comes to Linksys routers: "Open-source networking users will be happy to learn that Linksys finally made good on its promise to bring DD-WRT firmware to the Linksys router family." :
OpenWrt Wiki] Linksys WRT54G, WRT54GL and WRT54GS
Routers & Modems for sale in Paris, France | Facebook Marketplace | Facebook