Since LINK is taking care of middleware I'd recommend that, REQ is a good project but I haven't been paying attention to how it's going. Research whatever one has the best programmable blockchain and best chance for adoption.
1 ETH on Kucoin
Nicholas Smith
Hudson Martin
ARY
Grayson Murphy
Selfkey for them travels
Ryan Nelson
TEL
Dominic Robinson
New answer- HKN
Tyler Williams
most punchable face I've seen in a while
Lucas Turner
vapourware. no actual product yet. Will correct soon