<ARTICLE> 5
<LEGEND>
THIS SCHEDULE CONTAINS SUMMARY FINANCIAL INFORMATION EXTRACTED FROM THE
CONSOLIDATED BALANCE SHEET AND STATEMENT OF OPERATIONS OF CAYENNE SOFTWARE, INC.
AND IS QUALIFIED IN ITS ENTIRETY BY REFERENCE TO SUCH FORMS 10-K, 10-KA AND
10-Q.
</LEGEND>
<CIK> 0000880229
<NAME> CAYENNE SOFTWARE, INC.
<MULTIPLIER> 1,000
<CURRENCY> U.S. DOLLARS
       
                             
<PERIOD-TYPE>                   9-MOS
<FISCAL-YEAR-END>                          DEC-31-1997
<PERIOD-START>                             JAN-01-1997
<PERIOD-END>                               SEP-30-1997
<EXCHANGE-RATE>                                      1
<CASH>                                          10,212
<SECURITIES>                                         0
<RECEIVABLES>                                   10,935
<ALLOWANCES>                                       535
<INVENTORY>                                          0
<CURRENT-ASSETS>                                 1,790
<PP&E>                                          17,630
<DEPRECIATION>                                  15,072
<TOTAL-ASSETS>                                  25,900
<CURRENT-LIABILITIES>                           17,880
<BONDS>                                              0
<PREFERRED-MANDATORY>                                0
<PREFERRED>                                        350
<COMMON>                                           188
<OTHER-SE>                                       7,224
<TOTAL-LIABILITY-AND-EQUITY>                    25,900
<SALES>                                         13,404
<TOTAL-REVENUES>                                36,419
<CGS>                                            1,415
<TOTAL-COSTS>                                    7,621
<OTHER-EXPENSES>                                29,611
<LOSS-PROVISION>                                     0
<INTEREST-EXPENSE>                                 444
<INCOME-PRETAX>                                (1,257)
<INCOME-TAX>                                       455
<INCOME-CONTINUING>                            (1,712)
<DISCONTINUED>                                       0
<EXTRAORDINARY>                                      0
<CHANGES>                                            0
<NET-INCOME>                                   (1,712)
<EPS-PRIMARY>                                   (0.10)
<EPS-DILUTED>                                   (0.10)