Zimbra Collaboration Suite vs OpenChange

Struggling to choose between Zimbra Collaboration Suite and OpenChange? Both products offer unique advantages, making it a tough decision.

Zimbra Collaboration Suite is a Office & Productivity solution with tags like email, calendar, contacts, collaboration, open-source.

It boasts features such as Email, Calendar, Contacts, Document management, File sharing, Instant messaging, Video conferencing, Mobile sync, Spam filtering, Encryption and pros including Open source, Feature rich, Extensible via plugins, Works across multiple platforms, Can be self-hosted or cloud-based, Scalable for large deployments.

On the other hand, OpenChange is a Office & Productivity product tagged with opensource, exchange, email, server, mapi, ems, oab.

Its standout features include Provides Exchange Server protocol compatibility on Linux, Supports MAPI, EMS, OAB, and other Exchange protocols, Allows Exchange clients to connect to Linux/UNIX servers, Implements Exchange Server features like mailboxes, address books, calendaring, Open source under the GNU General Public License v3, and it shines with pros like Free and open source, Avoids licensing costs of Exchange Server, Enables Exchange compatibility on Linux/UNIX, Active development community.

Feature	Zimbra Collaboration Suite	OpenChange
Overall Score	N/A	N/A
Primary Category	Office & Productivity	Office & Productivity

Product Overview

Zimbra Collaboration Suite

Description: Zimbra Collaboration Suite is an open source email and collaboration platform. It includes email, contacts, calendar, document management, and other collaboration tools. Zimbra is designed for enterprises and service providers.

OpenChange

Description: OpenChange is an open source implementation of Microsoft Exchange Server that allows Linux and UNIX servers to interoperate with Microsoft Exchange clients. It provides compatibility with Exchange protocols like MAPI, EMS, and OAB.

Key Features Comparison

Zimbra Collaboration Suite Features

• Email
• Calendar
• Contacts
• Document management
• File sharing
• Instant messaging
• Video conferencing
• Mobile sync
• Spam filtering
• Encryption

OpenChange Features

• Provides Exchange Server protocol compatibility on Linux
• Supports MAPI, EMS, OAB, and other Exchange protocols
• Allows Exchange clients to connect to Linux/UNIX servers
• Implements Exchange Server features like mailboxes, address books, calendaring
• Open source under the GNU General Public License v3

Pros & Cons Analysis

Zimbra Collaboration Suite

Pros

• Open source
• Feature rich
• Extensible via plugins
• Works across multiple platforms
• Can be self-hosted or cloud-based
• Scalable for large deployments

Cons

• Can be complex to setup and manage
• Lacks some features of proprietary solutions like Microsoft Exchange
• Limited native mobile apps
• Requires more IT resources than SaaS options

OpenChange

Pros

• Free and open source
• Avoids licensing costs of Exchange Server
• Enables Exchange compatibility on Linux/UNIX
• Active development community

Cons

• Limited feature set compared to full Exchange Server
• Lacks some management capabilities
• Interoperability issues with some Exchange clients
• Limited enterprise deployment support

Pricing Comparison

Zimbra Collaboration Suite

• Open Source
• Subscription-Based

OpenChange

• Open Source