Video Conferencing, Web Conferencing, Webinars, Screen Sharing
Jitsi.org - develop and deploy full-featured video conferencing
Google Hangouts Meet: Online Video Conferencing | G Suite
Reuniones en línea y conferencias de vídeo gratuitas | Cisco Webex
Free Remote Working Tools & Solutions | Emergency Remote Work Kits | GoToMeeting
Herramientas para webinars y videoconferencias | Livestorm