Wrapped Bitcoin is a tokenized version of BTC that runs on the ETH blockchain.
TRON is a blockchain-based entertainment platform with its native token TRX. The mainnet was launched in 2018. The platform is supposed to be a cheap way to consume entertainment content and easily share it. TRON is capable of hosting entertainment content and DApps.
Ampleforth describes itself as smart commodity money. It is chain-agnostic and reportedly less-correlated to Bitcoin and other digital assets.