This is a fun one. HollerBot is a general purpose remote control robot some guy is trying to build for less than $500. He's also doing it open-source-style:

In the interest of technology, robotics, and people everywhere, this project and all the documentation, code, pictures, and ideas are licensed under the Creative Commons, GPL, or other free license. public. You are free to copy this design, modify this design, or even sell robots based on this design; you just have to let us use your work as we let you use ours. The more the merrier. Its freakin 2005. Where is my robot servant or web-enabled toaster?