Vesta Control Panel - – What I love about Vesta is that it's fast and easy to use
RabbitMQ - RabbitMQ is an open source message broker software.
handyPrint - handyPrint is an application for your iOS and Mac OS X devices, letting you print directly from this device if they lack this protocol.
Ethereum - Ethereum is a decentralized platform for applications that run exactly as programmed without any chance of fraud, censorship or third-party interference.
SolidCP - SolidCP is a free and open source multiple server enterprise control panel for the Windows operating systems.
Hyperledger - Hyperledger is a multi-project open source collaborative effort hosted by The Linux Foundation, created to advance cross-industry blockchain technologies.