A while ago, Bill Meara from Soldersmoke brought Ashar Farhan's new design, the Minima to my attention. The Minima is a general coverage transceiver which has a lot of cool features. It's a superhet design which is Arduino based (actually, it incorporates a bare bones Arduino, which is little more than an Atmel ATMega328 chip.) Farhan is the designer of the popular BitX design, and this design has a lot of cool features, and yet seems rather straightforward.
Some versions of this are beginning to appear in the wild. Mark, G0MGX seems to have done the best at documenting his build on his blog. Here's his video demonstrating the receiver: