IOTA looks to be the next generation blockchain, using a new architecture called a DAG (Directed Acyclic Graph) that lends itself towards being suitable for Internet of Things applications such as data transfer and maching-to-machine micro-payments.

IOTA aims to solve three problems with the current cryptocurrency ecosystem, transaction fees, scalibility, and offline transactions. Blog post covering this here:

Project Home Page:

Project White Paper:

In The News

Sept 7, 2017: Cryptographic Vulnerabilities in IOTA