WhatsApp Today Is Officially Launching Communities, The New Feature Offering Larger, More Structured Discussion Groups That First Entered Into Testing Earlier This Year. Designed To Help Organizations, Clubs, Schools, And Other Private Groups Better Communicate And Stay Organized, Communities Bring A Number Of New Features To The Messaging Platform, Including Admin Controls, Support For Sub-groups And Announcement Groups, 32-person Voice And Video Calls, Larger-file Sharing, Emoji Reactions, And Polls.