1 Exhibit 23.1 INDEPENDENT AUDITORS' CONSENT We consent to the incorporation by reference in Registration Statement Nos. 33-41752, 33-43045, 33-50654, 33-58892, 33-96320, 333-41393, 333-41401 and 333-41403 of Progress Software Corporation and its subsidiaries on Form S-8 of our reports dated December 19, 1997, appearing in and incorporated by reference in this Annual Report on Form 10-K of Progress Software Corporation and its subsidiaries for the year ended November 30, 1997. /s/ DELOITTE & TOUCHE LLP - ---------------------------------- Boston, Massachusetts February 19, 1998