================================================================================

                                  UNITED STATES
                       SECURITIES AND EXCHANGE COMMISSION
                             Washington, D.C. 20549
                             _______________________

                                  SCHEDULE 13D


                    Under the Securities Exchange Act of 1934
                                (AMENDMENT NO. )
                             _______________________

                              OPEN TEXT CORPORATION
                                (Name of Issuer)

                           COMMON SHARES, NO PAR VALUE
                         (Title of Class of Securities)


                                    683715106
                                 (CUSIP Number)

                                THOMAS J. MURPHY
                    C/O GENERAL ATLANTIC SERVICE CORPORATION
                                3 PICKWICK PLAZA
                          GREENWICH, CONNECTICUT 06830
                            TEL. NO.: (203) 629-8600
                     (Name, Address and Telephone Number of
                      Person Authorized to Receive Notices
                               and Communications)
                             _______________________

                                FEBRUARY 5, 2004
                      (Date of Event which Requires Filing
                               of this Statement)


If the filing person has previously filed a statement on Schedule 13G to report
the acquisition which is the subject of this Schedule 13D, and is filing this
schedule because of Rule 13d-1(e), 1(f) or 1(g), check the following box [ ].

Note: Schedules filed in paper format shall include a signed original and five
copies of the schedule, including all exhibits. See Rule 13d-1(a) for other
parties to whom copies are to be sent.

*The remainder of this cover page shall be filled out for a reporting person's
initial filing on this form with respect to the subject class of securities, and
for any subsequent amendment containing information which would alter
disclosures provided in a prior cover page.

The information required on the remainder of this cover page shall not be deemed
to be "filed" for the purpose of Section 18 of the Securities Exchange Act of
1934 ("Act") or otherwise subject to the liabilities of that section of the Act
but shall be subject to all other provisions of the Act (however, see the
Notes).


================================================================================



---------------------                                       --------------------
683715106                                                         Page  2 of 20
---------------------                                       --------------------

--------------------------------------------------------------------------------
1        NAME OF REPORTING PERSON
         S.S. OR I.R.S. IDENTIFICATION NO. OF ABOVE PERSON

         General Atlantic Partners, LLC
--------------------------------------------------------------------------------
2        CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP
                                                                (a)   [X]
                                                                (b)   [_]

--------------------------------------------------------------------------------
3        SEC USE ONLY

--------------------------------------------------------------------------------
4        SOURCE OF FUNDS

         OO
--------------------------------------------------------------------------------
5        CHECK BOX IF DISCLOSURE OF LEGAL PROCEEDINGS IS REQUIRED
         PURSUANT TO ITEMS 2(d) or 2(e)
                                                                      [_]
--------------------------------------------------------------------------------
6        CITIZENSHIP OR PLACE OF ORGANIZATION

         Delaware
--------------------------------------------------------------------------------
                         7        SOLE VOTING POWER
      NUMBER OF
                                  -0-
       SHARES            -------------------------------------------------------
                         8        SHARED VOTING POWER
BENEFICIALLY OWNED BY
                                  3,846,084
    EACH REPORTING       -------------------------------------------------------
                         9        SOLE DISPOSITIVE POWER
        PERSON
                                  -0-
         WITH            -------------------------------------------------------
                         10       SHARED DISPOSITIVE POWER

                                  3,846,084
--------------------------------------------------------------------------------
11       AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON

         3,846,084
--------------------------------------------------------------------------------
12       CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (11) EXCLUDES CERTAIN SHARES

                                                                      [_]
--------------------------------------------------------------------------------
13       PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (11)

         7.8%
--------------------------------------------------------------------------------
14       TYPE OF REPORTING PERSON

         OO
--------------------------------------------------------------------------------



---------------------                                       --------------------
683715106                                                         Page  3 of 20
---------------------                                       --------------------

--------------------------------------------------------------------------------
1        NAME OF REPORTING PERSON
         S.S. OR I.R.S. IDENTIFICATION NO. OF ABOVE PERSON

         General Atlantic Partners (Bermuda), L.P.
--------------------------------------------------------------------------------
2        CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP
                                                                (a)   [X]
                                                                (b)   [_]

--------------------------------------------------------------------------------
3        SEC USE ONLY

--------------------------------------------------------------------------------
4        SOURCE OF FUNDS

         OO
--------------------------------------------------------------------------------
5        CHECK BOX IF DISCLOSURE OF LEGAL PROCEEDINGS IS REQUIRED
         PURSUANT TO ITEMS 2(d) or 2(e)
                                                                      [_]
--------------------------------------------------------------------------------
6        CITIZENSHIP OR PLACE OF ORGANIZATION

         Bermuda
--------------------------------------------------------------------------------
                         7        SOLE VOTING POWER
      NUMBER OF
                                  -0-
       SHARES            -------------------------------------------------------
                         8        SHARED VOTING POWER
BENEFICIALLY OWNED BY
                                  3,846,084
    EACH REPORTING       -------------------------------------------------------
                         9        SOLE DISPOSITIVE POWER
        PERSON
                                  -0-
         WITH            -------------------------------------------------------
                         10       SHARED DISPOSITIVE POWER

                                  3,846,084
--------------------------------------------------------------------------------
11       AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON

         3,846,084
--------------------------------------------------------------------------------
12       CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (11) EXCLUDES CERTAIN SHARES

                                                                      [_]
--------------------------------------------------------------------------------
13       PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (11)

         7.8%
--------------------------------------------------------------------------------
14       TYPE OF REPORTING PERSON

         PN
--------------------------------------------------------------------------------



---------------------                                       --------------------
683715106                                                         Page  4 of 20
---------------------                                       --------------------

--------------------------------------------------------------------------------
1        NAME OF REPORTING PERSON
         S.S. OR I.R.S. IDENTIFICATION NO. OF ABOVE PERSON

         GAP (Bermuda) Limited
--------------------------------------------------------------------------------
2        CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP
                                                                (a)   [X]
                                                                (b)   [_]

--------------------------------------------------------------------------------
3        SEC USE ONLY

--------------------------------------------------------------------------------
4        SOURCE OF FUNDS

         OO
--------------------------------------------------------------------------------
5        CHECK BOX IF DISCLOSURE OF LEGAL PROCEEDINGS IS REQUIRED
         PURSUANT TO ITEMS 2(d) or 2(e)
                                                                      [_]
--------------------------------------------------------------------------------
6        CITIZENSHIP OR PLACE OF ORGANIZATION

         Bermuda
--------------------------------------------------------------------------------
                         7        SOLE VOTING POWER
      NUMBER OF
                                  -0-
       SHARES            -------------------------------------------------------
                         8        SHARED VOTING POWER
BENEFICIALLY OWNED BY
                                  3,846,084
    EACH REPORTING       -------------------------------------------------------
                         9        SOLE DISPOSITIVE POWER
        PERSON
                                  -0-
         WITH            -------------------------------------------------------
                         10       SHARED DISPOSITIVE POWER

                                  3,846,084
--------------------------------------------------------------------------------
11       AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON

         3,846,084
--------------------------------------------------------------------------------
12       CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (11) EXCLUDES CERTAIN SHARES

                                                                      [_]
--------------------------------------------------------------------------------
13       PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (11)

         7.8%
--------------------------------------------------------------------------------
14       TYPE OF REPORTING PERSON

         CO
--------------------------------------------------------------------------------



---------------------                                       --------------------
683715106                                                         Page  5 of 20
---------------------                                       --------------------

--------------------------------------------------------------------------------
1        NAME OF REPORTING PERSON
         S.S. OR I.R.S. IDENTIFICATION NO. OF ABOVE PERSON

         GapStar, LLC
--------------------------------------------------------------------------------
2        CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP
                                                                (a)   [X]
                                                                (b)   [_]

--------------------------------------------------------------------------------
3        SEC USE ONLY

--------------------------------------------------------------------------------
4        SOURCE OF FUNDS

         OO
--------------------------------------------------------------------------------
5        CHECK BOX IF DISCLOSURE OF LEGAL PROCEEDINGS IS REQUIRED
         PURSUANT TO ITEMS 2(d) or 2(e)
                                                                      [_]
--------------------------------------------------------------------------------
6        CITIZENSHIP OR PLACE OF ORGANIZATION

         Delaware
--------------------------------------------------------------------------------
                         7        SOLE VOTING POWER
      NUMBER OF
                                  -0-
       SHARES            -------------------------------------------------------
                         8        SHARED VOTING POWER
BENEFICIALLY OWNED BY
                                  3,846,084
    EACH REPORTING       -------------------------------------------------------
                         9        SOLE DISPOSITIVE POWER
        PERSON
                                  -0-
         WITH            -------------------------------------------------------
                         10       SHARED DISPOSITIVE POWER

                                  3,846,084
--------------------------------------------------------------------------------
11       AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON

         3,846,084
--------------------------------------------------------------------------------
12       CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (11) EXCLUDES CERTAIN SHARES

                                                                      [_]
--------------------------------------------------------------------------------
13       PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (11)

         7.8%
--------------------------------------------------------------------------------
14       TYPE OF REPORTING PERSON

         OO
--------------------------------------------------------------------------------



---------------------                                       --------------------
683715106                                                         Page  6 of 20
---------------------                                       --------------------

--------------------------------------------------------------------------------
1        NAME OF REPORTING PERSON
         S.S. OR I.R.S. IDENTIFICATION NO. OF ABOVE PERSON

         GAP Coinvestment Partners II, L.P.
--------------------------------------------------------------------------------
2        CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP
                                                                (a)   [X]
                                                                (b)   [_]

--------------------------------------------------------------------------------
3        SEC USE ONLY

--------------------------------------------------------------------------------
4        SOURCE OF FUNDS

         OO
--------------------------------------------------------------------------------
5        CHECK BOX IF DISCLOSURE OF LEGAL PROCEEDINGS IS REQUIRED
         PURSUANT TO ITEMS 2(d) or 2(e)
                                                                      [_]
--------------------------------------------------------------------------------
6        CITIZENSHIP OR PLACE OF ORGANIZATION

         Delaware
--------------------------------------------------------------------------------
                         7        SOLE VOTING POWER
      NUMBER OF
                                  -0-
       SHARES            -------------------------------------------------------
                         8        SHARED VOTING POWER
BENEFICIALLY OWNED BY
                                  3,846,084
    EACH REPORTING       -------------------------------------------------------
                         9        SOLE DISPOSITIVE POWER
        PERSON
                                  -0-
         WITH            -------------------------------------------------------
                         10       SHARED DISPOSITIVE POWER

                                  3,846,084
--------------------------------------------------------------------------------
11       AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON

         3,846,084
--------------------------------------------------------------------------------
12       CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (11) EXCLUDES CERTAIN SHARES

                                                                      [_]
--------------------------------------------------------------------------------
13       PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (11)

         7.8%
--------------------------------------------------------------------------------
14       TYPE OF REPORTING PERSON

         PN
--------------------------------------------------------------------------------



---------------------                                       --------------------
683715106                                                         Page  7 of 20
---------------------                                       --------------------

--------------------------------------------------------------------------------
1        NAME OF REPORTING PERSON
         S.S. OR I.R.S. IDENTIFICATION NO. OF ABOVE PERSON

         GAPCO GmbH & Co. KG
--------------------------------------------------------------------------------
2        CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP
                                                                (a)   [X]
                                                                (b)   [_]

--------------------------------------------------------------------------------
3        SEC USE ONLY

--------------------------------------------------------------------------------
4        SOURCE OF FUNDS

         OO
--------------------------------------------------------------------------------
5        CHECK BOX IF DISCLOSURE OF LEGAL PROCEEDINGS IS REQUIRED
         PURSUANT TO ITEMS 2(d) or 2(e)
                                                                      [_]
--------------------------------------------------------------------------------
6        CITIZENSHIP OR PLACE OF ORGANIZATION

         Germany
--------------------------------------------------------------------------------
                         7        SOLE VOTING POWER
      NUMBER OF
                                  -0-
       SHARES            -------------------------------------------------------
                         8        SHARED VOTING POWER
BENEFICIALLY OWNED BY
                                  3,846,084
    EACH REPORTING       -------------------------------------------------------
                         9        SOLE DISPOSITIVE POWER
        PERSON
                                  -0-
         WITH            -------------------------------------------------------
                         10       SHARED DISPOSITIVE POWER

                                  3,846,084
--------------------------------------------------------------------------------
11       AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON

         3,846,084
--------------------------------------------------------------------------------
12       CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (11) EXCLUDES CERTAIN SHARES

                                                                      [_]
--------------------------------------------------------------------------------
13       PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (11)

         7.8%
--------------------------------------------------------------------------------
14       TYPE OF REPORTING PERSON

         PN
--------------------------------------------------------------------------------



---------------------                                       --------------------
683715106                                                         Page  8 of 20
---------------------                                       --------------------

--------------------------------------------------------------------------------
1        NAME OF REPORTING PERSON
         S.S. OR I.R.S. IDENTIFICATION NO. OF ABOVE PERSON

         GAPCO Management GmbH
--------------------------------------------------------------------------------
2        CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP
                                                                (a)   [X]
                                                                (b)   [_]

--------------------------------------------------------------------------------
3        SEC USE ONLY

--------------------------------------------------------------------------------
4        SOURCE OF FUNDS

         OO
--------------------------------------------------------------------------------
5        CHECK BOX IF DISCLOSURE OF LEGAL PROCEEDINGS IS REQUIRED
         PURSUANT TO ITEMS 2(d) or 2(e)
                                                                      [_]
--------------------------------------------------------------------------------
6        CITIZENSHIP OR PLACE OF ORGANIZATION

         Germany
--------------------------------------------------------------------------------
                         7        SOLE VOTING POWER
      NUMBER OF
                                  -0-
       SHARES            -------------------------------------------------------
                         8        SHARED VOTING POWER
BENEFICIALLY OWNED BY
                                  3,846,084
    EACH REPORTING       -------------------------------------------------------
                         9        SOLE DISPOSITIVE POWER
        PERSON
                                  -0-
         WITH            -------------------------------------------------------
                         10       SHARED DISPOSITIVE POWER

                                  3,846,084
--------------------------------------------------------------------------------
11       AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON

         3,846,084
--------------------------------------------------------------------------------
12       CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (11) EXCLUDES CERTAIN SHARES

                                                                      [_]
--------------------------------------------------------------------------------
13       PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (11)

         7.8%
--------------------------------------------------------------------------------
14       TYPE OF REPORTING PERSON

         CO
--------------------------------------------------------------------------------



---------------------                                       --------------------
683715106                                                         Page  9 of 20
---------------------                                       --------------------


ITEM 1.  SECURITY AND ISSUER.

                  This Schedule 13D is filed by the undersigned and relates to
the common shares, no par value (the "Shares"), of Open Text Corporation, an
Ontario corporation (the "Company"). The address of the principal executive
office of the Company is 185 Columbia Street West, Waterloo, Ontario, Canada N2L
5Z5.


ITEM 2.  IDENTITY AND BACKGROUND.

                  This statement is being filed by a group, as defined in Rule
13d-5 of the General Rules and Regulations under the Securities Exchange Act of
1934, as amended (the "Exchange Act"). The members of the group are General
Atlantic Partners, LLC, a Delaware limited liability company ("GAP"), General
Atlantic Partners (Bermuda), L.P., a Bermuda limited partnership ("GAP LP"), GAP
(Bermuda) Limited, a Bermuda exempted company ("GAP Bermuda GenPar"), GapStar,
LLC, a Delaware limited liability company ("GapStar"), GAP Coinvestment Partners
II, L.P., a Delaware limited partnership ("GAPCO II"), GAPCO GmbH & Co. KG, a
German limited partnership ("KG"), and GAPCO Management GmbH, a German
corporation ("GmbH Management" and, collectively with GAP, GAP LP, GAP Bermuda
GenPar, GapStar, GAPCO II and KG, the "Reporting Persons"). The Reporting
Persons (other than GAP LP, GAP Bermuda GenPar, KG and GmbH Management) are
located at 3 Pickwick Plaza, Greenwich, Connecticut 06830. GAP LP and GAP
Bermuda GenPar are located at Clarendon House, Church Street, Hamilton HM 11,
Bermuda. KG and GmbH Management are located c/o General Atlantic Partners GmbH,
Koenigsallee 62, 40212 Duesseldorf, Germany. Each of the Reporting Persons is
engaged in acquiring, holding and disposing of interests in various companies
for investment purposes.



---------------------                                       --------------------
683715106                                                         Page 10 of 20
---------------------                                       --------------------


                  The general partner of GAP LP is GAP Bermuda GenPar. GAP is
the sole member of GapStar. GmbH Management is the general partner of KG. The
managing members of GAP are Steven A. Denning, Peter L. Bloom, Peter Currie,
Mark F. Dzialga, Erik Engstrom, Klaus Esser, William E. Ford, William O. Grabe,
David C. Hodgson, Braden R. Kelly, Rene M. Kern, Marc F. McMorris, Matthew
Nimetz, Clifton S. Robbins, Franchon M. Smithson, Philip P. Trahanas, Tom C.
Tinsley, Florian Wendelstadt and John Wong (collectively, the "GAP Managing
Members"). The GAP Managing Members (other than certain managing members) are
the general partners of GAPCO II. Each of the GAP Managing Members is a director
and a Vice President of GAP Bermuda GenPar, except for Mr. Denning, who is a
director and the President of GAP Bermuda GenPar. The business address of each
of the GAP Managing Members (other than Messrs. Esser, Currie, Kelly, Tinsley,
Wendelstadt and Wong) is 3 Pickwick Plaza, Greenwich, Connecticut 06830. The
business address of Mr. Esser is Koenigsallee 62, 40212, Duesseldorf, Germany.
The business address of Messrs. Currie and Kelly is 228 Hamilton Avenue, Palo
Alto, California 94301. The business address of Mr. Tinsley is 2401 Pennsylvania
Avenue, N.W., Washington, D.C. 20037. The business address of Mr. Wendelstadt is
83 Pall Mall, Sixth Floor, London SW1Y 5ES, United Kingdom. The business address
of Mr. Wong is 24 Raffles Place, 29-04 Clifford Center, Singapore 048621. Each
of the GAP Managing Members, other than Messrs. Engstrom, Esser, Kern,
Wendelstadt and Wong, is a citizen of the United States. Messrs. Esser, Kern and
Wendelstadt are citizens of Germany; Mr. Engstrom is a citizen of Sweden; and
Mr. Wong is a citizen of Singapore. The present principal occupation or
employment of each of the GAP Managing Members is as a managing member of GAP.



---------------------                                       --------------------
683715106                                                         Page 11 of 20
---------------------                                       --------------------


                  None of the Reporting Persons and none of the above
individuals has, during the last five years, been (i) convicted in a criminal
proceeding (excluding traffic violations or similar misdemeanors) or (ii) a
party to a civil proceeding of a judicial or administrative body of competent
jurisdiction and as a result of such proceeding was or is subject to a judgment,
decree or final order enjoining future violations of, or prohibiting or
mandating activities subject to, federal or state securities laws or finding any
violation with respect to such laws.


ITEM 3.  SOURCE AND AMOUNT OF FUNDS OR OTHER CONSIDERATION.

                  Pursuant to a Business Combination Agreement, dated October
20, 2003, entered into between the Company and Ixos Software AG, a German stock
corporation ("Ixos"), the Company, through its wholly-owned subsidiary 2016091
Ontario, Inc. (the "Acquisition Subsidiary"), launched a tender offer for the
outstanding bearer ordinary shares of Ixos (the "Tender Offer"). The Company
offered for each bearer ordinary share of Ixos a consideration of (euro) 9.00 in
cash or, alternatively, at the option of the tendering shareholder, 0.522 Share
and warrants to purchase 0.1484 Shares at an exercise price of $20.75 per Share
for up to one year after the closing of the Tender Offer (the "Share and Warrant
Consideration"). GAP LP, GapStar, GAPCO II and KG were shareholders of Ixos and
tendered their bearer ordinary shares of Ixos for the Share and Warrant
Consideration. On February 5, 2004, the Company, through the Acquisition
Subsidiary, accepted for payment the bearer ordinary shares of Ixos tendered by
GAP LP, GapStar, GAPCO II and KG.

                  GAP LP, GapStar, GAPCO II and KG are receiving 2,600,676
Shares and warrants to purchase 739,349 Shares, 194,422 Shares and warrants to
purchase 55,272



---------------------                                       --------------------
683715106                                                         Page 12 of 20
---------------------                                       --------------------


Shares, 195,430 Shares and warrants to purchase 55,559 Shares, and 4,186 Shares
and warrants to purchase 1,190 Shares, respectively.


ITEM 4.  PURPOSE OF TRANSACTION.

                  GAP LP, GapStar, GAPCO II and KG acquired the Shares for
investment purposes and the Reporting Persons hold Shares for investment
purposes. From time to time, the Reporting Persons may acquire additional Shares
and warrants to purchase Shares or dispose of some or all of the Shares or
warrants to purchase Shares owned by them. None of the Reporting Persons has any
other plans which relate to or would result in any of the items listed in
paragraphs (a) through (j) of Item 4.

ITEM 5.  INTEREST IN SECURITIES OF THE ISSUER.

                  (a)     As of the date hereof, GAP, GAP LP, GapStar, GAPCO II,
KG and GmbH Management each own of record no Shares, 3,340,025 Shares (including
warrants to purchase 739,349 Shares), 249,694 Shares (including warrants to
purchase 55,272 Shares), 250,989 Shares (including warrants to purchase 55,559
Shares), 5,376 Shares (including warrants to purchase 1,190 Shares) and no
Shares respectively, or 0%, 6 .8%, 0.5%, 0.5%, 0.0% and 0%, respectively, of the
Company's issued and outstanding Shares.

                  By virtue of the fact that (i) the GAP Managing Members are
the directors of GAP Bermuda GenPar and the senior executive officers
(President, in the case of Mr. Denning, and Vice President, in the case of each
of the other GAP Managing Members), (ii) GAP Bermuda GenPar is the general
partner of GAP LP, (iii) the GAP Managing Members (other than certain managing
members) are the general partners authorized and empowered



---------------------                                       --------------------
683715106                                                         Page 13 of 20
---------------------                                       --------------------


to vote and dispose of the securities held by GAPCO II, (iv) GAP is the sole
member of GapStar and (v) the GAP Managing Members are authorized and empowered
to vote and dispose of the securities held by KG, the Reporting Persons may be
deemed to share voting power and the power to direct the disposition of the
Shares which each owns of record Accordingly, as of the date hereof, each of the
Reporting Persons may be deemed to own beneficially an aggregate of 3,846,084
Shares or 7.8% of the Company's issued and outstanding Shares.

                  (b)     Each of the Reporting Persons has the shared power to
direct the vote and the shared power to direct the disposition of 3,846,084
Shares or 7.8%.

                  (c)     Except as set forth herein, to the knowledge of the
Reporting Persons with respect to the persons named in response to paragraph
(a), none of the persons named in response to paragraph (a) has effected any
transactions in Shares during the past 60 days.

                  (d)     No person other than the persons listed is known to
have the right to receive or the power to direct the receipt of dividends from,
or the proceeds from the sale of, any securities owned by any member of the
group.

                  (e)     Not applicable.


ITEM 6.  CONTRACTS, ARRANGEMENTS, UNDERSTANDINGS OR RELATIONSHIP WITH RESPECT
         TO THE ISSUER.

                  As noted in Item 5 above, GAP Bermuda GenPar is authorized and
empowered to vote and dispose of the securities held by GAP LP, the GAP Managing
Members (other than certain managing members) are authorized and empowered to
vote and dispose of the securities held by GAPCO II, GAP is authorized and
empowered to vote and dispose of the securities held by GapStar and the GAP
Managing Members are authorized and empowered to vote and dispose of the
securities held by KG. Accordingly, GAP and the GAP Managing Members may, from
time to time, consult



---------------------                                       --------------------
683715106                                                         Page 14 of 20
---------------------                                       --------------------


among themselves and coordinate the voting and disposition of the Shares as well
as such other action taken on behalf of the Reporting Persons with respect to
the Shares as they deem to be in the collective interest of the Reporting
Persons.

                  In addition, GAP LP, GAPCO II, KG and GapStar executed a
support letter, dated October 20, 2003, addressed to the Company's board of
directors, pursuant to which, each of GAP LP, GAPCO II, KG and GapStar agreed,
among other things, not to sell, assign, transfer or pledge (subject to certain
exceptions) any of the Shares or warrants to purchase Shares received in the
Tender Offer for a period of twelve months after the closing date of the Tender
Offer. The support letter executed by GAP LP, GAPCO II, KG and GapStar was also
executed by Ixos.

                  The foregoing summary of the support letter executed by each
of GAP LP, GAPCO II, KG and GapStar and Ixos is qualified in its entirety by
reference to Exhibit 2 which is incorporated herein by reference.

ITEM 7.  MATERIALS TO BE FILED AS EXHIBITS.

                   Exhibit 1:         Agreement relating to the filing of joint
                                      acquisition statement as required by Rule
                                      13d-1(k)(1) under the Securities Exchange
                                      Act of 1934, as amended.

                   Exhibit 2:         Support Letter, dated October 20, 2003, by
                                      GAP LP, GAPCO II, KG and GapStar to Open
                                      Text (filed as Exhibit 1 to the Amendment
                                      No.2 to the Schedule 13D filed by GAP
                                      regarding Ixos Software AG (File No.
                                      005-54821)) is hereby incorporated by
                                      reference.

                   Exhibit 3:         Power of Attorney, dated January 4, 2004,
                                      appointing Thomas J. Murphy,
                                      Attorney-in-Fact for GAP.

                   Exhibit 4:         Power of Attorney, dated January 4, 2004,
                                      appointing Thomas J. Murphy,
                                      Attorney-in-Fact for GAPCO II.



---------------------                                       --------------------
683715106                                                         Page 15 of 20
---------------------                                       --------------------


                                   SIGNATURES

             After reasonable inquiry and to the best of my knowledge and
belief, I certify that the information set forth in this statement is true,
complete and correct.

Dated:  February 13, 2004


                                     GENERAL ATLANTIC PARTNERS, LLC

                                     By:  /s/ Thomas J. Murphy
                                          -----------------------------------
                                          Name:  Thomas J. Murphy
                                          Title: Attorney-in-Fact


                                     GENERAL ATLANTIC PARTNERS (BERMUDA), L.P.

                                     By:  GAP (Bermuda) Limited,
                                          Its general partner

                                          By: /s/ Matthew Nimetz
                                              -------------------------------
                                              Name:  Matthew Nimetz
                                              Title: Vice President


                                     GAP (BERMUDA) LIMITED

                                     By:  /s/ Matthew Nimetz
                                          -----------------------------------
                                          Name:  Matthew Nimetz
                                          Title: Vice President


                                     GAPSTAR, LLC

                                     By:  General Atlantic Partners, LLC,
                                          Its sole member

                                          By: /s/ Thomas J. Murphy
                                              -------------------------------
                                              Name: Thomas J. Murphy
                                              Title:   Attorney-in-Fact


                                     GAP COINVESTMENT PARTNERS II, L.P.

                                     By:  /s/ Thomas J. Murphy
                                          -----------------------------------
                                          Name:  Thomas J. Murphy
                                          Title: Attorney-in-Fact



---------------------                                       --------------------
683715106                                                         Page 16 of 20
---------------------                                       --------------------


                                     GAPCO GMBH & CO. KG

                                     By:  GAPCO Management GmbH,
                                          Its general partner

                                          By: /s/ Matthew Nimetz
                                              -------------------------------
                                              Name:  Matthew Nimetz
                                              Title: Managing Director


                                     GAPCO MANAGEMENT GMBH

                                     By:  /s/ Matthew Nimetz
                                          -----------------------------------
                                          Name:  Matthew Nimetz
                                          Title: Managing Director