Bitcoin - the original one
Bitcoin Cash - new bitcoin fork that increase block size for mining
Bitcoin Gold - new bitcoin fork that impliment new PoW (proof of work) aquihash power
Bitcoin Atom - new bitcoin fork that impliment PoW and PoS together and atomic swaps for fastest transaction and          cheaper.

Correct me if im wrong with this information. What do you think who is good in them guys? Lets see the openion of all member in this furom.