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.
Komodo (KMD) is the native coin of the Komodo platform, which has been developing blockchain solutions since 2014. KMD provides an easy access to the platform's services. It also performs as a means of a mobile payment.
The active user reward program is in place with the reward calculator being available on the platform's website.
Aelf, or ELF is an Ethereum token and a utility token for Aelf network. Aelf token’s ICO was conducted in 2017. Though the ICO campaign was not public, the token had a good level of acceptance on exchanges. As of now, it is being traded on major exchanges.