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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.
Paperplane - High quality HTML to PDF conversion API for developers.
Skype - Stay in touch with your family and friends for free on Skype. Download Skype today to chat and call on desktop and mobile.
Why is this interesting? - Every weekday Noah Brier & Colin Nagy (and friends) send an email about something interesting.
WebEx - Cisco WebEx Web Conferencing, Online Meetings, Desktop Sharing, Video Conferencing