Icon is the native token of the blockchain with the same name. Icon wants to build a global decentralized network. The goal is, that independent blockchains with different governances can transact with each other without intermediaries and without sacrificing their autonomy.
bitcoin wiki contributors. (2019, November 11). Icon. In bitcoin wikipedia, The Free Cryptocurrency Encyclopedia. Retrieved 10:48, November 20, 2019, from https://en.bitcoinwiki.org/index.php?title=ICON&oldid=381757