[announce] Horde Groupware Webmail Edition 5.1.0RC1

Jan Schneider jan at horde.org
Thu May 30 16:55:13 UTC 2013

The Horde Team is pleased to announce the first release candidate of the Horde
Groupware Webmail Edition version 5.1.0.

Horde Groupware Webmail Edition is a free, enterprise ready, browser based
communication suite. Users can read, send and organize email messages with
four different webmail interfaces and manage and share calendars, contacts,
tasks and notes with the standards compliant components from the Horde

For upgrading instructions, please see

For detailed installation and configuration instructions, please see

The major changes compared to the Horde Groupware Webmail Edition 5.0 versions

General changes:
     * Added file manager.
     * Added bookmarks manager.
     * Support for NoSQL backends.
     * Checking all installed packages for updates.
     * Many further improvements.

Mail changes:
     * Added message thread view to dynamic mailbox preview.
     * Support drag & drop of attachments, linking attachments, attaching PGP
       public keys, and attaching vCards in dynamic view.
     * Allow drag & drop, uploading, and pasting of images into the  
HTML editor.
     * Display Virtual Folders in smartphone view.
     * Added attachment uploading and saving compose drafts to smartphone view.
     * Added taphold message action menu to smartmobile mailbox page.
     * Allow HTML trailers for messages.
     * Allow to set special mailboxes, spam reporting, and permissions per
     * Added support for NoSQL caching and logging backends.

Filter changes:
     * Composite script and transport backends.
     * Added vacation driver for ISPConfig and custom SQL queries.

Address book Changes:
     * Added CardDAV server support.
     * Updated SQL schema.
     * Allow to search all search fields at once.

Calendar and Tasks changes:
     * Added CalDAV server support.

Notes changes:
     * Added ActiveSync synchronization of notes.

The full list of changes can be viewed here:


Have fun!

The Horde Team.

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