> Zimbra Collaboration Open Source

Bring Together Email, Calendaring and Enterprise Applications

Zimbra is an enterprise-class email, calendar and collaboration solution built for the cloud, both public and private. With a redesigned browser-based interface, Zimbra offers the most innovative messaging experience available today, connecting end users to the information and activity in their personal clouds.

Zimbra Collaboration - Overview

Messaging and Collaboration

  • Connect users to their personal clouds with a smarter mailbox that integrates email, tasks, address book, calendar, files and enterprise applications
  • Choose multiple deployment options: in a private cloud as a virtual appliance or hosted in a public cloud
  • Stay connected anywhere on any smartphone or other device with IMAP/POP, CalDAV and CarDAV
  • Work online or offline with Zimbra Desktop or clients such as Microsoft Outlook using IMAP/POP, CalDAV and CarDAV
  • Integrate with external directories for authentication, address lists and provisioning
Zimbra Collaboration - Overview

Advanced, Integrated Web Experience

  • Boost productivity with an innovative, recently enhanced, robust, browser-based interface
  • New dedicated search tab with common and easy-to-customize filters
  • Easily send and receive authenticated and encrypted email messages using the OpenPGP Zimlet
  • Productive document management, check in/out, instant sharing of documents and folders
  • Calendar wizard finds optimal group meeting times and is interoperable with Microsoft Exchange 2007 / 2010
  • Transform Zimbra into a customized “collaboration hub” by integrating external applications and web services – such as Facebook, Twitter, Socialcast and enterprise applications including Oracle and SAP
Zimbra Collaboration - Overview

Simplified Administration

  • Simplified, task-oriented AJAX Web Administration Console enables anywhere administration
  • Integrated anti-Spam, antivirus and directory services (LDAP, Active Directory)
  • Manage end-user features, quotas, storage policies via Class-of-Service (CoS)
  • Migration Wizards enable customers to rapidly and easily migrate from Microsoft Exchange and Domino environments to Zimbra
Zimbra Collaboration - Overview

Anywhere, Any Device

  • Synchronization to iOS (iPhone, iPad), Windows and Android-based smart phones and tablets, using IMAP/POP, CalDAV and CarDAV
  • Rich browser-based experience for Zimbra email, contacts, calendar and files on any xHTML-capable device
Zimbra Collaboration - Overview

Zimbra Desktop and Desktop Clients

  • Get the same powerful Zimbra experience offline with Zimbra Desktop, the free email client for Windows, Mac or Linux desktops using IMAP/POP, CalDAV and CarDAV
  • Aggregates Gmail, Yahoo! Mail, AOL, Hotmail and other POP/IMAP accounts
  • Sync Gmail, Yahoo! Address Book and Calendar

Flexible Deployment and Virtualization-Ready

  • Option to deploy as a Zimbra Collaboration Server natively on hardware or virtualized or deployed as a software virtual appliance
  • Deploy Zimbra on-premises or as a Cloud service from a Zimbra BSP hosting partner
  • VMware vSphere and KVM Hypervisor fully supported

Zimbra Collaboration - Email

A Smarter Mailbox reduces time spent finding important emails

  • View inbox by message or by Conversation
  • Drag and drop messages into folders or onto Tag(s)
  • Share tags across applications and mailboxes
  • Messages may have multiple Tags and act as ‘virtual folders’
  • Instant filtering of direct messages, distribution lists, feeds, and notifications
  • Move bulk or unimportant email out of Inbox to Activity Streams
Zimbra Collaboration - Email

Email Compose Tabs eliminate the need for new windows with every message

  • Multiple email compose or calendar event tabs may be open at the same time
  • Tabs simplify context switching between email and calendar
  • Rich compose with cut and paste from desktop apps and inline images
  • Attach multiple files from either your computer or Briefcase
  • Autocomplete to contacts in your personal or Global Address List (GAL)
Zimbra Collaboration - Email

Integration of email, contacts and calendar makes toggling between them unnecessary

  • Preview your daily schedule next to a meeting invite in email
  • Drag a message onto the Email Calendar Widget to automatically create a meeting with the email recipients, including any attachments and email notes
  • Drag a message onto Contact Collector to add all message recipients to your Address Book
Zimbra Collaboration - Email

Recover gracefully with Undo Send, Restore Email and Scheduled Delivery

  • Choose a default delay time between 2 – 20 seconds for messages to be actually sent through the mail queue after hitting the Send button
  • Recover deleted items from the Trash folder for up to 30 days (administrator configurable)
  • Choose Send Later from the Send button drop-down to select a future date, time and even time zone to send an email
Zimbra Collaboration - Email

Simple sharing with Delegated Access to inbox or folders

  • Right-click on your inbox, a folder or sub-folder and share it within or outside your workgroup (administrators may disable public share if security policy does not allow it)
  • Grant others View, Manage or Administration rights
  • Allow delegates to reply ‘on behalf of’
  • Share message folders to collaborate with project teams

Zimbra Collaboration - Calendar

Robust calendar designed for the enterprise

  • Day, Week, Work Week, Month, List, Schedule Views
  • Drag and drop events to change date, time or duration
  • Toggle visibility and color code multiple schedules and events
  • Mark events public, private, busy
  • Tag events for faster organization, share them with email, contacts
  • Multi-Tab Event Compose makes toggling between calendar and email unnecessary
  • Invite attendees from Global Address List (GAL), view free/busy and set optional/mandatory
  • Set start-stop and duration times, automatically adjusted for users in other time zones
  • Choose locations, resources and add attachments
  • Configurable pop-up, email and SMS reminders
  • Fully customizable repeating event settings
Zimbra Collaboration - Calendar

Group Scheduling Wizard finds an optimal time/place for large meetings in seconds

  • Preview invitees’ free/busy times
  • View time / date by number of available invitees
  • Auto-suggests next available time / locations
  • One click to preview all available conference rooms at selected time
  • Set building, floor and room capacity suggestion preferences
Zimbra Collaboration - Calendar

Delegate access to calendars and share calendars with peers

  • Right-click a Calendar icon to share it within or outside your workgroup
  • Grant others View, Manage or Administration rights
  • Allow delegates to schedule and accept meeting invites ‘on behalf of’
  • Publish Calendars publicly to the web and send anyone public ‘Free/Busy Links” to share your availability without having to sent explicit invites
  • Smart views for managing multiple calendars
  • Import any iCal feed or Google calendar into Zimbra Calendar to create a master free/busy view across work, club and personal calendars.
  • Create new Calendars to add Holidays, Sports, Facebook or Google Calendar as feeds in Zimbra
  • Set feed display color to easily tell them apart from work schedules
  • Choose whether feeds will appear in your global free/busy status across the organization
Zimbra Collaboration - Calendar

Save time and frustration by not starting over

  • Right-click an event to Create a Copy, which will preserve invitees, attachments and notes (such as dial in numbers)
  • Edit copied event without worrying about affecting original event
  • Use the Trash Folder to view and restore from a list of deleted events (storage retention policy is admin configurable)

Zimbra Collaboration - Collaboration Tools

Zimbra Collaboration Server can be shared internally or externally

  • Share Inbox mail folders, Address Book contacts, Calendars, Tasks, Briefcase folders and files
  • One standardized sharing UI, which is integrated with Global Address List (GAL)
  • Choose internal (read, manage or administrative access) or external publishing (view only with password or public URL)
  • Available settings to users are all Administrator configurable
Zimbra Collaboration - Collaboration Tools

Streamline sharing management as new users join an organization or distribution alias

  • Find Shares in any core application and add folders previously shared to them or a distribution alias to which they belong
  • Manage share history in Preferences by application and user, change permissions or revoke status
  • Administrators may use the Admin Console to quickly enable share notifications
Zimbra Collaboration - Collaboration Tools

An Integrated document management Briefcase eliminates the need for separate document management tools

  • Upload multiple files of any file type in one step from the desktop to Briefcase
  • Save email attachments direct to Briefcase instead of downloading to the desktop
  • Attach files during Email Compose from Briefcase
  • Share Briefcase folders with peers
Zimbra Collaboration - Collaboration Tools

Create personal or team Task Lists with due dates, priority and percent complete

  • Quickly sort Task View by priority, status and past due
  • Set reminders on Tasks and receive email Daily Digest of Tasks
  • Rich text compose for details and attach files
  • Tag Tasks for additional organization or to associate with projects common across Zimbra applications

Zimbra Collaboration - Search

Search all core applications with a dedicated search tab

  • Search email, contacts, events, task and documents
  • Search within email bodies and over 200 different attachment types
  • Simple interface to quickly filter on common attributes or add complex logical operators
  • Offline capability easily provided with Zimbra Desktop or similar standards-based client
Zimbra Collaboration - Search

Save common searches as a virtual Search Folder

  • Folders can be defined by multiple attributes (eg individual + attachment + unread)
  • Like normal Folders, they can be moved and grouped within other inbox folders
  • Quickly define highly refined searches with Search Language or Visual Search Builder
Zimbra Collaboration - Search

Refine searches quickly and easily with Visual Search Builder

  • Advanced Search module available in each core application
  • Add widgets for meta or body content, attachment type, date, location, status, Tag, time and more
  • Search results refresh in real-time and minimize trial and error
  • Save searches as Search Folders
  • Quickly create powerful sorting options such as “Unread Messages Today,” “PDFs sent Project Team” or “All attachments over 1MB” (to prune an inbox)

Zimbra Collaboration - Zimlets

Enhance the End User Experience with Zimlets

  • New functionality may consist of simple hovers (view maps, calendar schedules) or entirely new application tabs (Zimbra Social)
  • Zimlets can call 3rd party data sources (WebEx) or internal back office systems (CRM)
  • Administrators configure which Zimlets are available to users and they can further refine their usage preference within the deployed set

Zimlets in Action

Zimbra Collaboration - Zimlets

View Calendar Email

Hovers are simple yet powerful ways to save time: if someone sends an email suggesting a meeting date, simply mouse over to preview your calendar on that day.

Zimbra Collaboration - Zimlets

Undo-Send Zimlet

If you have sent an email and change your mind about sending it or want to change something with a quick undo, then, this Zimlet is for you.

Zimbra Collaboration - Zimlets

ThinkFree Office

This zimlet creates a client-side interface for Thinkfree Office. The ThinkFree Server can be easily integrated with the Zimbra web client to provide core office productivity to the mail and briefcase repository. The resulting product is comparable feature-wise to the typical Microsoft Office stack but offers more flexibility and a lower TCO.

Zimbra Collaboration - Zimlets

Zimbra ownCloud Zimlet

This Zimlet brings to your Zimbra Web Client all the capabilities and power from ownCloud. ownCloud is a self-hosted file sync and share server. It provides access to your data through a web interface, sync clients or WebDAV while providing a platform to view, sync and share across devices easily.

Zimbra Collaboration - Zimlets


It’s no longer necessary to open WebEx to schedule a conference- it’s done for you and the meeting information is included in the Calendar invites you send.

Zimbra Collaboration - Zimlets

Email Sticky Notes

This Zimlet allows you to attach notes to Emails, such as: “I need to confirm dates”, or “John’s phone # is 650 350 1122”, etc. Once you attach a Sticky Note, it automatically opens the next time you open that email.

Build Your Own

Using freely available reference Zimlets and Zimbra and 3rd party APIs, you can quickly build new Zimlets that are tailored to streamline your organization’s workflows from within Zimbra.

For more information, please see the Zimbra Wiki on Zimlets and the Zimlet Developers Guide.

Zimbra Collaboration - Zimlets

Explore the Zimbra Community and Gallery

Zimbra has a large open source Community that can provide guidance on how to extend Zimbra functionality as well share code based on Zimlets that have been contributed to the Community. An excellent resource for more information is the Zimbra Forums where there are areas dedicated to development and Zimlets.

Another excellent resource for both finding and sharing Zimlets and other custom Zimbra add-ons is the Zimbra Gallery. Zimbra customers and Community members often place their finished creations here for the Community to leverage for their own deployments.

Default Zimlets

Zimbra Collaboration Server ships with ten pre-configured Zimlets and many more that administrators may deploy to their users. Zimlet availability is configurable per user / group using Class-of-Service (CoS).

The following is a list of default Zimlets included in your ZCS installation:

Attach Contacts Attach contacts when composing a new message.
Email Attacher Attach email messages when composing a new message.
Dates Highlights dates in email body and previews associated appointments on that day and creates a link to the calendar.
Drag-n-Drop Attachments Drag-n-drop file attachments from the computer desktop when composing an email message.
Email Contact Details Highlights and previews associated contact details for an email address in your Address Book.
LinkedIn Shows LinkedIn search result for a given email address in a message header.
Social Access and manage Twitter, Facebook, Digg and TweetMeme from Zimbra.
Search Highlighter After a mail search, this Zimlet highlights search terms with yellow color in email bodies.
URL Links Highlights Web URLs for linking in email messages.
WebEx Easily schedule, start or join WebEx meetings. Add a WebEx event to a Zimbra calendar appointment.

Get the Open Source Edition of Zimbra Collaboration


service providers worldwide
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businesses worldwide use Zimbra in the cloud

Escorts Limited Migrates from Microsoft Exchange to Zimbra
“We are very happy with our decision to choose Zimbra. The solution is very good and the support has been extremely helpful. We’ve really enjoyed working with the entire team at Logix.”

Vipin Kumar
Group CIO, Escorts Limited
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