ShareX - ShareX is a free and open source program that lets you capture or record any area of your screen...
RabbitMQ - RabbitMQ is an open source message broker software.
Greenshot - Greenshot is a free and open source screenshot tool that allows annotation and highlighting using the built-in image editor.
Ethereum - Ethereum is a decentralized platform for applications that run exactly as programmed without any chance of fraud, censorship or third-party interference.
LightShot - The fastest way to take a customizable screenshot.
Hyperledger - Hyperledger is a multi-project open source collaborative effort hosted by The Linux Foundation, created to advance cross-industry blockchain technologies.