RabbitMQ - RabbitMQ is an open source message broker software.
Laravel - A PHP Framework For Web Artisans
Ethereum - Ethereum is a decentralized platform for applications that run exactly as programmed without any chance of fraud, censorship or third-party interference.
CodeIgniter - A Fully Baked PHP Framework
Hyperledger - Hyperledger is a multi-project open source collaborative effort hosted by The Linux Foundation, created to advance cross-industry blockchain technologies.
Symfony - A PHP full-stack web framework