content: <PAGE>
  
                        SECURITIES AND EXCHANGE COMMISSION
  
                              Washington, D.C. 20549
  
                                     FORM 8-K
  
               CURRENT REPORT Pursuant to Section 13 or 15(d) of the
                         Securities Exchange Act of 1934.
  
          Date of Report (date of earliest event reported):  May 22, 2000.
                                                             ------------
  
  
                                  ONDISPLAY, INC.
              ------------------------------------------------------
              (Exact name of Registrant as specified in its charter)
  
  <TABLE>
  <CAPTION>
  <S>                                             <C>                                        <C>
           Delaware                                    000-28455                                 68-0391052
  ---------------------------------          ------------------------------              -------------------------
  (State or other jurisdiction of                (Commission File Number)                     (I.R.S. Employer
  incorporation)                                                                             Identification No.)
  </TABLE>
  
              12667 ALCOSTA BOULEVARD, SUITE 250, SAN RAMON, CA  94583
            -----------------------------------------------------------
            (Address of principal executive offices including Zip Code)
  
                                      (925) 480-1000
                ----------------------------------------------------
                (Registrant's telephone number, including area code)
  
                                        N/A
           -------------------------------------------------------------
           (Former name or former address, if changed since last report)
  <PAGE>
  
  ITEM 5.  CHANGES IN CONTROL OF REGISTRANT.
  
       On May 22, 2000, the Registrant issued a joint press release with Vignette
  Corporation ("Vignette") (attached hereto as Exhibit  99.1) announcing it signed
  an Agreement and Plan of Merger by and among Vignette, Wheels Acquisition Corp.
  ("Wheels"), a wholly owned subsidiary of Vignette, and Registrant (attached
  hereto as Exhibit 2.1), pursuant to which (i) Wheels will commence an exchange
  offer for all of the issued and outstanding shares of Registrant common stock,
  from which (ii) Wheels will merge with and into Registrant and Registrant will
  become a wholly owned subsidiary of Vignette.  The exchange and the merger are
  subject to customary closing conditions, including the termination or expiration
  of a waiting period under the Hart-Scott-Rodino Antitrust Improvements Act.  The
  information contained in the press release and the agreement and plan of merger
  is incorporated herein by reference.
  
  ITEM 7.  FINANCIAL STATEMENTS AND EXHIBITS.
  
  
  Exhibit Number      Description
  ---------------     ----------------------------------------------------------
  2.1                 Agreement and Plan of Merger by and among Vignette
                      Corporation, Wheels Acquisition Corp. and OnDisplay, Inc.
  99.1                OnDisplay, Inc. and Vignette Joint Press Release, dated
                      May 22, 2000.
  
  
  
                                     SIGNATURES
  
  Pursuant to the requirements of the Securities Exchange Act of 1934, the
  registrant has duly caused this report to be signed on its behalf by the
  undersigned hereunto duly authorized.
  
  Date:  May 26, 2000                 ONDISPLAY, INC.
  
                                      By:  /s/ Dave Larson
                                           -------------------------------
                                           (name) Dave Larson
                                           -------------------------------
                                           (title) Chief Financial Officer
                                           -------------------------------
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text: SECURITIES AND EXCHANGE COMMISSION
  
                              Washington, D.C. 20549
  
                                     FORM 8-K
  
               CURRENT REPORT Pursuant to Section 13 or 15(d) of the
                         Securities Exchange Act of 1934.
  
          Date of Report (date of earliest event reported):  May 22, 2000.
                                                             ------------
  
                                  ONDISPLAY, INC.
              ------------------------------------------------------
              (Exact name of Registrant as specified in its charter)
  Delaware                                    000-28455                                 68-0391052
  ---------------------------------          ------------------------------              -------------------------
  (State or other jurisdiction of                (Commission File Number)                     (I.R.S. Employer
  incorporation)                                                                             Identification No.)
  12667 ALCOSTA BOULEVARD, SUITE 250, SAN RAMON, CA  94583
            -----------------------------------------------------------
            (Address of principal executive offices including Zip Code)
  
                                      (925) 480-1000
                ----------------------------------------------------
                (Registrant's telephone number, including area code)
  
                                        N/A
           -------------------------------------------------------------
           (Former name or former address, if changed since last report)
  ITEM 5.  CHANGES IN CONTROL OF REGISTRANT.
  
       On May 22, 2000, the Registrant issued a joint press release with Vignette
  Corporation ("Vignette") (attached hereto as Exhibit  99.1) announcing it signed
  an Agreement and Plan of Merger by and among Vignette, Wheels Acquisition Corp.
  ("Wheels"), a wholly owned subsidiary of Vignette, and Registrant (attached
  hereto as Exhibit 2.1), pursuant to which (i) Wheels will commence an exchange
  offer for all of the issued and outstanding shares of Registrant common stock,
  from which (ii) Wheels will merge with and into Registrant and Registrant will
  become a wholly owned subsidiary of Vignette.  The exchange and the merger are
  subject to customary closing conditions, including the termination or expiration
  of a waiting period under the Hart-Scott-Rodino Antitrust Improvements Act.  The
  information contained in the press release and the agreement and plan of merger
  is incorporated herein by reference.
  
  ITEM 7.  FINANCIAL STATEMENTS AND EXHIBITS.
  
  Exhibit Number      Description
  ---------------     ----------------------------------------------------------
  2.1                 Agreement and Plan of Merger by and among Vignette
                      Corporation, Wheels Acquisition Corp. and OnDisplay, Inc.
  99.1                OnDisplay, Inc. and Vignette Joint Press Release, dated
                      May 22, 2000.
  
                                     SIGNATURES
  
  Pursuant to the requirements of the Securities Exchange Act of 1934, the
  registrant has duly caused this report to be signed on its behalf by the
  undersigned hereunto duly authorized.
  
  Date:  May 26, 2000                 ONDISPLAY, INC.
  
                                      By:  /s/ Dave Larson
                                           -------------------------------
                                           (name) Dave Larson
                                           -------------------------------
                                           (title) Chief Financial Officer
                                           -------------------------------