IXOS Shares to be Delisted

Waterloo, ON – 2005-4-19 – Open Text™ Corporation (Nasdaq: OTEX; TSX: OTC), the world’s largest provider of Enterprise Content Management (ECM) software, today announced that the shares of its subsidiary IXOS Software AG (German Securities Code (WKN) 506 150/ISIN: DE0005061501) will be delisted from the Frankfurt stock exchange effective July 12, 2005. After that date IXOS shares will not be traded on a regulated market and IXOS will no longer be required to make public filings by the Frankfurt stock exchange.

In conjunction with the delisting 2016091 Ontario Inc., a wholly-owned subsidiary of Open Text, has made an offer to IXOS shareholders to acquire IXOS shares for Euro 9.38 per share without costs to the seller. Interested shareholders may contact their brokers and registered bank representatives to obtain details or to participate in the offer.

Shareholders of IXOS considering whether to participate in the offer of 2016091 Ontario Inc. to purchase shares of IXOS Software AG should consult their financial, legal or other advisors. This press release does not constitute an offer to purchase the shares of IXOS Software AG.

About Open Text

Open Text™ is the market leader in providing Enterprise Content Management (ECM) solutions that bring together people, processes and information in global organizations. Throughout its history, Open Text has matched its tradition of innovation with a track record of financial strength and growth. Today, the company supports almost 20 million seats across 13,000 deployments in 114 countries and 12 languages worldwide. For more information on Open Text, go to: www.opentext.com