Dent (DENT) is an Ethereum token listed by multiple exchanges. It is the utility token of the Dent telecommunication company. As of now, the Dent apps enable worldwide calls with 85 countries.
Bitcoin Gold (BTG) is a Bitcoin hard fork that took place in 2017. The initial goal behind creation of Bitcoin Gold was to increase level of decentralization of Bitcoin network as it became obvious that most of the network is controlled by few mining pools.