RabbitMQ - RabbitMQ is an open source message broker software.
Ethereum Syllabus - A complete Ethereum learning track, packed with resources
Ethereum - Ethereum is a decentralized platform for applications that run exactly as programmed without any chance of fraud, censorship or third-party interference.
Ethereum Live - All the latest updates on Ethereum
Hyperledger - Hyperledger is a multi-project open source collaborative effort hosted by The Linux Foundation, created to advance cross-industry blockchain technologies.
Notif.me SDK - A Node.js lib to send all your transactional notifications