Press Release

Media Contact:
Amy Swanson
OutCast Communications
415-392-8282
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Gordon Evans
Salesforce.com
415-536-7608
gevans@salesforce.com
aswanson@outcastpr.com

Zimbra Launches Zimbra Collaboration Suite on Salesforce.com's AppExchange

Salesforce.com Customers Can Now Deploy the Zimbra Collaboration Suite Directly within Their Salesforce Implementations

SAN FRANCISCO – salesforce.com Appforce Conference – May 24, 2006 - Zimbra and salesforce.com (NYSE:CRM), the market and technology leader in on-demand business services, announced the availability of the Zimbra Collaboration Suite for salesforce.com's AppExchange. Zimbra and the Zimbra Collaboration Suite will be part of a live keynote demonstration of new AppExchange partner applications hosted by Tony Perkins, founder and editor of Always On. The announcement was made today at Appforce, salesforce.com's first annual AppExchange partner, user and developer conference.

AppExchange, salesforce.com's on-demand platform, allows customers and partners to build powerful new applications quickly and easily, customize and integrate the Salesforce suite to meet their unique business needs, and distribute and sell on-demand apps at http://www.appexchange.com. With Zimbra available on the AppExchange, salesforce.com customers can now benefit from deeply integrating their e-mail and messaging service directly within their Salesforce implementation.

Zimbra's flagship product, the Zimbra Collaboration Suite (ZCS) is an open source, enterprise collaboration system that reduces the cost and complexity of collaboration, and changes the way users and administrators interact with their e-mail and calendaring applications. On the back end, the ZCS includes integrated search, single-copy mail store, discovery, anti-spam and anti-virus/security capabilities; on the front end, a rich, full-featured, AJAX-based Web client brings e-mail and calendar items to life through Web mash-ups with services like Salesforce.

"Zimbra's entry into the Saleforce AppExchange shines the spotlight on the innovation that on demand and web services can bring to the market," said Satish Dharmaraj." "Zimbra is committed to innovating in order to make messaging better for the end user and to maximize a company's IT investment."

"Zimbra is an excellent example of the power of on-demand computing and The Business Web," said Marc Benioff, chairman and CEO, salesforce.com. "Zimbra has delivered a modern, open and innovative solution for the AppExchange that has extraordinary value for businesses of all sizes."

The Zimbra Collaboration Suite for AppExchange is one of more than 250 applications created by salesforce.com, its customers and partners that are now available on the salesforce.com AppExchange, the world's first on-demand application platform. AppExchange provides unprecedented ease of customization and integration for Salesforce deployments, as well as enabling a whole new generation of on-demand applications that go beyond CRM. AppExchange enables all of these on-demand applications to be easily shared, exchanged and installed with one click into a customer's salesforce.com account. AppExchange can be found at http://www.salesforce.com/appexchange.

About Zimbra

Zimbra dramatically improves the messaging and collaboration experience for administrators and users. Zimbra achieves this by investing in innovation, open source, and compatibility with existing applications and systems. The Zimbra Collaboration Suite supports Windows, Apple, and Linux platforms and works with Microsoft Outlook as well as other PC and mobile clients. Additionally, Zimbra provides an AJAX browser based client that delivers rich, secure, anytime access for anyone within the enterprise. More information and software downloads are available at www.zimbra.com.

About salesforce.com

Salesforce.com is the market and technology leader in on-demand business services. The company's Salesforce suite of on-demand applications enables customers to manage and share all of their sales, support, marketing and partner information on-demand. AppExchange, salesforce.com's on-demand platform, allows customers and partners to build powerful new applications quickly and easily, customize and integrate the Salesforce suite to meet their unique business needs, and distribute and sell on-demand apps at www.appexchange.com. Customers can also take advantage of Successforce, salesforce.com's world-class training, support, consulting and best practices offerings.

As of April 30, 2006, salesforce.com manages customer information for approximately 22,700 customers and approximately 444,000 paying subscribers including Advanced Micro Devices (AMD), America Online (AOL), Avis/Budget Rent A Car (Cendant Rental Car Group), Dow Jones Newswires, Nokia, Polycom and SunTrust. Any unreleased services or features referenced in this or other press releases or public statements are not currently available and may not be delivered on time or at all. Customers who purchase salesforce.com applications should make their purchase decisions based upon features that are currently available. Salesforce.com has headquarters in San Francisco, with offices in Europe and Asia, and trades on the New York Stock Exchange under the ticker symbol "CRM". For more information please visit http://www.salesforce.com, or call 1-800-NO-SOFTWARE.

Salesforce.com is a registered trademark of, and AppExchange, Successforce and The Business Web are trademarks of salesforce.com, Inc., San Francisco, California. Other names used may be trademarks of their respective owners.