HEAT Ledger is a public, decentralized asset ledger with the symbol HEAT. Its country of origin is Finland, and September 2016 was the time when the genesis block of the HEAT system was firstly released. From its establishment until now, HEAT Ledger has become a self-proclaimed, Generation 3.0 cryptocurrency platform with a focus on fixing the pitfalls of the preceding 2.0 and 1.0 cryptocurrency servers. HEAT is partially based on the secure, open-source NXT1 for cryptography along with the use of the POS consensus algorithm. The HEAT Ledger is written in Java, and it has advanced cryptocurrency in terms of low memory usage and speed that provides solutions of the highest standard, suitable for all sizes IPO arrangements and crowdfunding platforms. Custom assets, instant messaging, high-frequency trading rate, hybrid POS reward system are just some of the improvements that HEAT Ledger is offering to its corporate and personal users. HEAT is characterized by its unlimited scalability achieved by making use of not a single blockchain but chains of them. Thus, HEAT is known for its unique architecture, custom design storage and its peer-to-peer and API connections providing high security.