Exhibit 23.1
Consent of Independent Registered Public Accounting Firm
The Board of Directors
Open Text Corporation:
We consent to the incorporation by reference in the registration statement on FormS-3 of Open Text Corporation of our reports dated August 2, 2017, with respect to the consolidated balance sheets of Open Text Corporation as of June 30, 2017 and June 30, 2016, and the related consolidated statements of income, comprehensive income, shareholders’ equity and cash flows for each of the years in the three-year period ended June 30, 2017, and the effectiveness of internal control over financial reporting as of June 30, 2017, which reports appear in the June 30, 2017 annual report on Form10-K of Open Text Corporation and to the reference to our firm under the heading “Experts” in the registration statement.
Our report dated August 2, 2017, on the effectiveness of internal control over financial reporting as of June 30, 2017, contains an explanatory paragraph that states management excluded from its assessment of the effectiveness of Open Text Corporation’s internal control over financial reporting as of June 30, 2017, the Enterprise Content Division ofDell-EMC’s (ECD Business) internal control over financial reporting associated with total assets of $1.7 billion (of which $1.6 billion represents goodwill and net intangible assets included within the scope of the assessment) and total revenues of $193 million included in the consolidated financial statements of Open Text Corporation as of and for the year ended June 30, 2017. Our audit of internal control over financial reporting of Open Text Corporation also excluded an evaluation of the internal control over financial reporting of ECD Business.
Yours very truly,
/s/ KPMG LLP
Chartered Professional Accountants, Licensed Public
Accountants
Toronto, Canada
August 30, 2017