Community  »  Applications  »  Groupware

Portal Screen

Horde Groupware is a free, enterprise ready, browser based collaboration suite. Users can manage and share calendars, contacts, tasks, notes, files, and bookmarks with the standards compliant components from the Horde Project. Horde Groupware bundles the separately available applications Kronolith, Turba, Nag Mnemo, Gollem, and Trean.

It can be extended with any of the released Horde applications or the Horde modules that are still in development, like a bookmark manager, or a file manager.

Please see the Horde Groupware Webmail Edition page if you are looking for a groupware suite including webmail support.

Features of Horde Groupware include but are not limited to:

  • Dynamic, basic and mobile interfaces
  • Public and shared resources (calendars, address books, tasklists and notepads)
  • Unlimited resources per user
  • Translated into 41 languages including right-to-left scripts and full unicode support
  • Global tagging sytem
  • Customizable portal screen including applets for weather, quotes, etc.
  • Online help system
  • Import and export of groupware data from other applications
  • Synchronization with PDAs, mobile phones, groupware clients
  • Integrated user management, group support and permissions system
  • User preferences with global default values
  • Strong integration, e.g. address book lookups in meeting planning, task due dates in calendar
  • Platform independant, works on any web server with PHP support, i.e. Linux, Windows, Solaris, Mac OS X Server
  • Abstract database support, e.g. for MySQL, PostgreSQL, SQLite


  • Day, week, work week, month and year views
  • Recurring and all-day events
  • Alarms with email notifications
  • Simple and advanced search forms
  • Meeting planning, also with other calendar applications
  • Email notification about changed events
  • Free/busy information exchange with other calendar applications
  • Subscription of remote calendars
  • Integration into external clients like Apple Calendar, Mozilla Lightning/Sunbird, Microsoft Outlook
  • CalDAV, iCalendar and iTip support


  • Distribution lists/email groups, also across address books
  • Simple and advanced search forms
  • Customizable address book listings
  • vCard support
  • Address book pager (rolodex)
  • Customizable contact fields
  • Integration of existing address books
  • Integration into external clients through CardDAV


  • Priorities and due dates
  • Sub-tasks
  • Searchable descriptions
  • Email notification about changed tasks
  • Integration into external clients like Apple iCal, Mozilla Sunbird, Microsoft Outlook
  • CalDAV and vTodo support


  • Fulltext search
  • Character counter
  • Encrypted notes

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OtherData Horde Groupware #hordeproject is a great open source collaboration platform.
3 days ago     

Steve Hayes RT @hordeproject: #activesync #hordepro…"> A week into it, and already 75% to our tilt goal. We have a great community! #activesync #hordepro
4 days ago     

chuckhagenbuch RT @hordeproject: #activesync #hordepro…"> A week into it, and already 75% to our tilt goal. We have a great community! #activesync #hordepro
4 days ago     

The Horde Project #activesync #hordeproject"> A week into it, and already 75% to our tilt goal. We have a great community! #activesync #hordeproject
4 days ago     

The Horde Project @jimmykat Do they use an iTip capable client? If not, the link should work w/o login Unless you use some SSO like with Plesk/cPanel.
5 days ago     

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