Zoho Meeting - Free video conferencing, online meeting, desktop sharing solution from Zoho.
ngrok - ngrok enables secure introspectable tunnels to localhost webhook development tool and debugging tool.
Airtime - Hang out with group video, share music & videos
Gotty - GoTTY is a simple command line tool that turns your CLI tools into web applications.
Voxox CloudPhone - Get a local or toll-free business number that automatically answers, routes and transfers calls, plus other professional business phone services.
tmate - Tmate is a instant terminal sharing based on ssh.