What if I want to develop customized firmware for my own purposes?

• It's all GPLed, so you have the right to (despite what Ewing would have you believe)

• Linksys provides their official GPLed source tree, including previous releases, for download and will mail you a copy for the price of shipping and media if required:

  • www.linksys.com/support/gpl.asp

• Check out OpenWRT as a basis to get started from...