http://www.evilmadscientist.com/
http://hackedgadgets.com/
(or their search link: http://www.google.com/custom?domains=hackedgadgets.com&q=cnc+router&sitesearch=hackedgadgets.com&sa=Search&client=pub-5908930301222042&forid=1&ie=ISO-8859-1&oe=ISO-8859-1&safe=active&cof=GALT%3A%23008000%3BGL%3A1%3BDIV%3A%23B5A58C%3BVLC%3A663399%3BAH%3Acenter%3BBGC%3ADEDECA%3BLBGC%3AEEEEEE%3BALC%3A0000FF%3BLC%3A0000FF%3BT%3A000000%3BGFNT%3A0000FF%3BGIMP%3A0000FF%3BLH%3A66%3BLW%3A428%3BL%3Ahttp%3A%2F%2Fhackedgadgets.com%2Fhg_title.png%3BS%3Ahttp%3A%2F%2F%3BFORID%3A1%3B&hl=en
There are some plans to make your own routers. I never looked at them much, because I never had a need. Recent talk on here reminded me about these websites!
Hope it helps anyone wanting to build one!