Wine - Open Source Software for running Windows applications on other operating systems.
Zoom - Equip your team with tools designed to collaborate, connect, and engage with teammates and customers, no matter where you’re located, all in one platform.
CodeWeavers CrossOver - Don't buy a Windows license, don't reboot and don't use a Virtual Machine. Try a free trial of CrossOver to run your Windows software on Mac, Linux and Chrome OS.
Telegram - Telegram is a messaging app with a focus on speed and security. It’s superfast, simple and free.
PlayOnLinux - PlayOnLinux will allow you to play your favorite games on Linux easily
WhatsApp - WhatsApp Messenger: More than 1 billion people in over 180 countries use WhatsApp to stay in touch with friends and family, anytime and anywhere.