Slack, Microsoft Teams, Discord, Rocket.Chat, Mattermost, Matrix.org, Google Groups, Cisco Jabber, Zulip, Keybase, Fleep, Hack Chat, Corteza Messaging, Flowdock, Nextcloud Talk, Wiggio, Kandan, Total.js Messenger, ChatWork, Hubgets, Alterdesk, Luka, FASTEE, Engagedots, Minsh, workroo.ms, MainFrame, Thirdlane Connect, ScudCloud, Shasper, Capire, Tapwater, Just Social, Minty Chat, Typetalk, Zapty, Filevine are some alternatives to Ziggs.