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

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

Features of Horde Groupware include but are not limited to:

• Public and shared resources (calendars, address books, tasklists and notepads)
• Unlimited resources per user
• Translated into 41 languages including right-to-left scripts and unicode support
• Global categories (tags)
• Customizable portal screen including applets for weather, quotes, etc.
• 25 different interface themes
• 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, Oracle, Microsoft SQL-Server

Calendar

• 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 iCal, Mozilla Sunbird, Microsoft Outlook
• iCalendar and iTip support

Contacts

• 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

Tasks

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

Notes

• Fulltext search
• Character counter

Horde Groupware Webmail Edition is a free, enterprise ready, browser based communication suite. Users can read, send and organize email messages and manage and share calendars, contacts, tasks and notes with the standards compliant components from the Horde Project. Horde Groupware Webmail Edition bundles the separately available applications IMP, Ingo, Kronolith, Turba, Nag and Mnemo.
It can be extended with any of the released Horde applications or the Horde modules that are still in development, like a file manager, a bookmark manager, a forum or a wiki.

Additional features of Horde Groupware Webmail Edition are:

• IMAP and POP3 webmail client
• Message filtering
• Message searching
• HTML message composition with WYSIWIG editor
• Spell checking
• Built in attachment viewers
• Encrypting and signing of messages (S/MIME and PGP)
• Quota support
• Keyboard navigation
• Full character set support for folders names and email messages
• Conversation view of all messages in a thread
• Folder tree in left menu pane
• Message previews in mailbox view
• Downloading of message attachments in a ZIP file
• Fetching of messages from external email accounts
• Flexible, individual alias addresses
• IMAP folder subscriptions
• Shared IMAP folders
• Graphical emoticons
• Support for mailing list headers
• Forwarding of multiple messages at once
• Attachments sent as links