Velix.ID - Frictionless Identity verification through Blockchain

BlockCypher - AWS for Block Chains

Nxt Platform - Ardor is a cryptocurrency and blockchain technology platform with tools to build successful blockchain applications out of the box. Scalable and easy to use.

Hyperledger - Hyperledger is a multi-project open source collaborative effort hosted by The Linux Foundation, created to advance cross-industry blockchain technologies.

0xcert - Your ID, degree or house. 0xcert-ified on the blockchain

Elliptic - Making it easier for enterprises to use digital currencies