Ardor is a blockchain platform, able to be powered by the sun. Where businesses can setup their own chain without any need to code or secure it themselves.
This is accomplish with the unique parent/childchain architecture which includes a built in coin exchange. This allows users to easily trade tokens on the platform with others including fiat pegged tokens like AEUR pegged to the Euro.
Ardor also includes lightweight smart contracts that don't require the entire network to process each one; Smart transactions allowing advanced features like a deadman switch; and prebuilt features that include voting, messaging, marketplaces, and cloud storage.
All of this is combined with Ardor's pruning ability to alleviate the bloat issue that plagues other blockchains.
Making Ardor one of the most advanced and scalable blockchain platforms of today