Template:FreeCollabManageSoftware

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v t e Free and open-source collaborative software
Client-Server	Bongo Bynari Citadel DAViCal Kolab Kopano SOGo (OpenGroupware.org) Scalix Zarafa Zimbra
Web-based	Citadel Collabora Online eGroupWare Group-Office Horde Kolab Feng Office Community Edition Nextcloud OnlyOffice Simple Groupware SOGo (OpenGroupware.org) Tine 2.0
Personal information managers	Evolution Kontact Mozilla Sunbird Mozilla Thunderbird / Lightning