Exhibit 23.1

               CONSENT OF ERNST & YOUNG LLP, INDEPENDENT AUDITORS

We consent to the incorporation by reference in the Registration Statements
(Form S-8 No. 333-59959, 333-73015) pertaining to the 1998 Equity Incentive
Plan, 1998 Employee Stock Purchase Plan and 1998 Non-Employee Directors Option
Plan of Actuate Corporation of our report dated January 12, 2000, with respect
to the consolidated financial statements of Actuate Corporation included in the
Annual Report (Form 10-K) for the year ended December 31, 1999.


                                           /s/ Ernst & Young LLP

Palo Alto, California
March 27, 2000