Looking for a device with a certain chipset? Check out Special:BrowseData.
Looking for more information or pictures? Click on the listed FCC ID (OMG FCC.io) or check it out on the FCC's site.
If you have something you want to add, feel free to make an edit, add to the relevant Talk page, or just let me know.
D-Link DIR-655 rev A1/A2
Regarding third party firmware support, OpenWRT on Ubicom Chipsets on the openwrt-devel ML (w/ link to GitHub repo) + Ubicom's (since pulled) previous source code release to OpenWrt may be of interest.
Xtreme N Gigabit Router