LONDON, England, Nov. 15, 2005 - Hummingbird Summit Europe 2005 Conference - Hummingbird Ltd. (NASDAQ: HUMC, TSX: HUM), a leading global provider of integrated enterprise content management (ECM) and network connectivity solutions, today unveiled Hummingbird Enterprise(TM) Client for BlackBerry, an innovative new client that provides seamless integration to Hummingbird Enterprise(TM) from the BlackBerry(R) e-mail application. The new client is designed to ensure Hummingbird customers are always connected to their mission critical information, improving efficiency and productivity while reducing risk.

Using simple one-click menu functions on the BlackBerry wireless handheld device, users will be able to automatically profile and check-in e-mail messages and attachments directly into the appropriate Hummingbird Enterprise folder. Hummingbird customers will be able to work anytime, anywhere with the mobile capabilities of the BlackBerry wireless device and dynamically interface with Hummingbird Enterprise to store and manage content remotely.

Leveraging the new Hummingbird Enterprise Client for BlackBerry wireless handheld devices, attorneys will be empowered to intuitively profile matter- related information to the appropriate matter/folder structure within Hummingbird Enterprise; investment bankers will be able to add deal-related correspondence to support time critical M&A transactions while meeting with clients; procurement managers will be enabled to update mission critical transactions relating to contracts during sensitive negotiations off site and away from their offices; and compliance managers will be able to ensure that proper guidelines are met at all times.

"Today, information workers are expected to be connected and available at all times, making the BlackBerry a key link in allowing 24/7 communication with clients, customers and partners," said Barry Litwin, President and Chief Executive Officer of Hummingbird Ltd. "Our innovative approach of native integration with the Blackberry e-mail application further extends the value proposition of Hummingbird Enterprise as a vital tool to help our customers manage and preserve their content from anywhere and at any time."

Hummingbird Enterprise Client for BlackBerry will be demonstrated at Hummingbird's Summit Europe 2005 Conference being held in London, England from November 14 - 16 at The Hilton London Metropole Hotel and Conference Centre. For more information about Hummingbird Summit Europe 2005, visit the Hummingbird Web site at: http://events.hummingbird.com/summit/london05/index.html.

About Hummingbird Enterprise(TM)

Hummingbird Enterprise provides an integrated platform for enterprise content management that provides global organizations with solutions to manage business interaction information such as documents, records, virtual deal room exchanges, discussions, e-mail or financial data - linking business processes, information and people. Hummingbird solutions are designed as modular applications that are fully interoperable with each other, enabling customers to incrementally build an enterprise content management solution to meet their evolving information needs in a cost-effective manner.

About Hummingbird

Hummingbird Ltd. (NASDAQ: HUMC, TSX: HUM) is a leading global provider of enterprise software solutions. The Company's enterprise software solutions fall into two principal categories: enterprise content management (ECM) solutions, and network connectivity solutions. Hummingbird's ECM solutions enable organizations to manage the lifecycle of enterprise content from creation to disposition, thereby enabling organizations to address critical business needs, such as information management, business continuity, compliance and risk mitigation. The network connectivity solutions provide a comprehensive set of core network technologies that enables the enterprise to connect to any type of legacy system.

Founded in 1984, Hummingbird employs over 1,500 people and serves more than 33,000 customers, including 90% of Fortune 100. Hummingbird solutions are sold directly from 40 offices worldwide and through an Alliance Network of partners and resellers. For more information, visit http://www.hummingbird.com.

NOTE: Product or service names mentioned herein are the trademarks of their respective owners.

Forward-looking statements in this press release, including statements relating to the Company's capital structure, future sales growth, profitability, competitive position and release of new products are made pursuant to the safe harbor provisions of the United States Private Securities Litigation Reform Act of 1995. Forward-looking statements are based on assumptions made by and information currently available to the Company. Investors are cautioned that these forward-looking statements are subject to risks and uncertainties that may cause future results to differ materially from those expected. Such risks include, but are not limited to: the Company's ability to secure underwriting support and attract investors to its stock; the Company's ability to introduce new products in a timely manner and its ability to generate demand for, and gain market acceptance of those products in an intensely competitive marketplace, where many of its competitors have substantially greater resources than the Company; the Company's ability to maintain revenue growth at current levels or anticipate a decline in revenue from any of its products; the Company's ability to reduce its costs to the extent required to maintain profitability should revenue decline; the Company's ability to hire, train, and retain highly qualified personnel; the Company's reliance on third party distribution channels as part of its sales and marketing strategy; and other risks detailed in the Company's various securities filings with the Securities and Exchange Commission and Canadian securities regulators. Forward-looking statements are based on management's current plans, estimates, opinions and projections, and the Company assumes no obligation to update forward-looking statements if assumptions related to these plans, estimates, opinions and projections should change.