Followings are the coins which Coinbase has exploring 5 new coins :
Cardano Ticker : ADA
Basic Attention Token Ticker : BAT
Stellar’s lumens Ticker : XLM
Zcash Ticker : ZEC
Ox Ticker : ZRX
As we Know that ADA Cardano is a blockchain platform with more advanced features than any protocol yet developed, and the first to evolve out of a scientific philosophy. IOHK, the developer, has a large team of expert engineers and researchers drawn from around the world.
This is the great chance to develpment of these coins