I want to share two more DIY breakout board I found:
Posts made by manuti manuti
RE: Omega2 expansion dock alternative?
Maybe you can try to order this PCB and do by yourself https://oshpark.com/shared_projects/GOi9e1ZF
And have something like this http://jcprojects.tumblr.com/post/155454738769/my-omega2-onion-shield-using-a-ams1117-for-33v
RE: Determining demand for an Omega and Omega 2 book
Is interesting, but you also must think in a combined version with different devices.