i thought for fairness of info, you might like to hear about some other options too:
VEMS, more $$$$$$$ more features, more io, faster cpu, little support, unfriendly creature. code finished and not in development. devs hated by original ms people.
Versatile Engine Management Systems - www.vems.hu
this lot are manufacturing their own too, but the same code runs on them. the original ms croud hate these guys too, and they are also more $$$ but nothing more performance wise at all.
Welcome To M-Tech Automotive Limited | Suppliers of MegaSquirt and Throttle Body Systems
this was officially allowed by lance to occur (not only an arsehole, but also stupid) :
MiniMs Website
its a minaturised version that runs with the early code and has a wideband on board.
i recommend ms2/v3.0 because of the level of support and active ready to help devs among other reasons. this despite being banned by them from all sites :-)
just thought i'd spread some info for you all.
fred.