Document:

<PAGE>

                                                                   EXHIBIT 10.13

                                 AVANTGO, INC.

                            1997 STOCK OPTION PLAN

                         NOTICE OF STOCK OPTION GRANT
                         ----------------------------

Robert Lesko
AT&T Solutions
15000 Conference Center Drive
3rd Floor
Chantilly, VA 20151

     You have been granted an option to purchase Common Stock ("Common Stock")
                                                                ------------
of AvantGo, Inc. (the "Company") as follows:
                       -------

     Board Approval Date:               7/21/98

     Date of Grant (Later of Board
            Approval Date or
            Commencement of
            Employment/Consulting):     7/21/98

     Vesting Commencement Date:         7/21/98

     Exercise Price Per Share:          $0.25

     Total Number of Shares Granted:    30,000

     Total Exercise Price:              $7,500.00

     Type of Option:                    _____  Incentive Stock Option ("ISO")
                                                                        ---
                                          X    Nonstatutory Stock Option ("NSO")
                                        -----                              ---

     Term/Expiration Date:              7/21/08

     Vesting Schedule:                  This Option may be exercised
                                        immediately, in whole or in part, and
                                        shall vest in accordance with the
                                        following schedule: 1/6th of the Shares
                                        subject to the Option shall vest on the
                                        six (6) month anniversary of the Vesting
                                        Commencement Date and 1/36 of the total
                                        number of Shares subject to the Option
                                        shall vest on the 21st of each month
                                        thereafter.

<PAGE>

     Termination Period:      This Option may be exercised for 45 days after
                              termination of employment or consulting
                              relationship except as set out in Sections 6 and 7
                              of the Stock Option Agreement (but in no event
                              later than the Expiration Date).

     By your signature and the signature of the Company's representative below,
you and the Company agree that this Option is granted under and governed by the
terms and conditions of the 1997 Stock Option Plan and the Stock Option
Agreement, both of which are attached and made a part of this document.

Robert Lesko:                      AvantGo, Inc.:

/s/ Robert J. Lesko                By: /s/ Felix Lin
--------------------------             ------------------------
Signature

    Robert J. Lesko                        Felix Lin, CEO
--------------------------             ------------------------
Print Name                             Print Name and Title

                                      -2-<PAGE>

                                                                   Exhibit 10.14

                                 AVANTGO, INC.

                            1997 STOCK OPTION PLAN

                         NOTICE OF STOCK OPTION GRANT
                         ----------------------------

Gregory Waldorf
[******]
[******]

     You have been granted an option to purchase Common Stock ("Common Stock")
                                                                ------------
of AvantGo, Inc. (the "Company") as follows:
                       -------

     Board Approval Date:                  07/15/99

     Date of Grant (Later of Board
               Approval Date or
               Commencement of
               Employment/Consulting):     07/15/99

     Vesting Commencement Date:            07/15/99

     Exercise Price Per Share:             $2.50

     Total Number of Shares Granted:       20,000

     Total Exercise Price:                 $50,000.00

     Type of Option:                       ___ Incentive Stock Option ("ISO")
                                                                        ---
                                            X  Nonstatutory Stock Option ("NSO")
                                           ---                             ---

     Term/Expiration Date:                 7/14/2009

     Vesting Schedule                      This Option may be exercised
                                           immediately, in whole or in part, and
                                           shall vest in accordance with the
                                           following schedule: 1/6/th/ of the
                                           Shares subject to the Option shall
                                           vest and become exercisable on the
                                           six (6) month anniversary of the
                                           Vesting Commencement Date; and
                                           1/36/th/ of the total number of
                                           Shares subject to the Option shall
                                           vest on the 15/th/ of each month
                                           thereafter; provided, however, that
                                           100% of the Shares subject to this
                                           option shall become vested and
                                           immediately exercisable if the
                                           Optionee is terminated immediately
                                           following a transaction pursuant to
                                           Section 11(c) of the 1997 Stock
                                           Option Plan.

****** Certain information on this page has been omitted and filed separately
with the Securities and Exchange Commission. Confidential treatment has been
requested with respect to the omitted portions.
<PAGE>

    Termination Period:                   This Option may be exercised for 45
                                          days after termination of employment
                                          or consulting relationship except as
                                          set out in Sections 6 and 7 of the
                                          Stock Option Agreement (but in no
                                          event later than the Expiration Date).

    By your signature and the signature of the Company's representative below,
you and the Company agree that this Option is granted under and governed by the
terms and conditions of the 1997 Stock Option Plan and the Stock Option
Agreement, both of which are attached and made a part of this document.

Jeff Webber:                              AvantGo, Inc.:

/s/ Jeffrey T. Webber                         /s/ Felix Lin
______________________________            By: _________________________________
Signature

    Jeffrey T. Webber                        Felix Lin, CEO
______________________________            _____________________________________
Print Name                                    Print Name and Title

                                      -2-<PAGE>

                                                                   EXHIBIT 10.15

                                 AVANTGO, INC.

                             1997 STOCK OPTION PLAN

                          NOTICE OF STOCK OPTION GRANT
                          ----------------------------

Dennis Jones

     You have been granted an option to purchase Common Stock ("Common Stock")
                                                                ------------
of AvantGo, Inc. (the "Company") as follows:
                       -------

<TABLE>
<S>                                    <C>
     Board Approval Date:              April 7, 2000

     Date of Grant (Later of Board
        Approval Date or
        Commencement of
        Employment/Consulting):        April 7, 2000

     Vesting Commencement Date:        April 7, 2000

     Exercise Price Per Share:         $2.90

     Total Number of Shares Granted:   50,000

     Total Exercise Price:             $145,000

     Type of Option:                   ____Incentive Stock Option ("ISO")
                                                                    ---
                                         X Nonstatutory Stock Option ("NSO")
                                       ----                            ---

     Term/Expiration Date:             April 7, 2010

     Vesting Schedule:                 This Option may be exercised immediately,
                                       in whole or in part, and shall vest in
                                       accordance with the following schedule:
                                       1/6th of the Shares subject to the Option
                                       shall vest on the six (6) month
                                       anniversary of the Vesting Commencement
                                       Date and 1/36th of the total number of
                                       Shares subject to the Option shall vest
                                       on the 7th of each month thereafter.
</TABLE>
<PAGE>

<TABLE>
<S>                                    <C>

     Termination Period:               This Option may be exercised for 45 days
                                       after termination of employment or
                                       consulting relationship except as set out
                                       in Sections 6 and 7 of the Stock Option
                                       Agreement (but in no event later than the
                                       Expiration Date).
</TABLE>

     By your signature and the signature of the Company's representative below,
you and the Company agree that this Option is granted under and governed by the
terms and conditions of the 1997 Stock Option Plan and the Stock Option
Agreement, both of which are attached and made a part of this document.

Dennis Jones:                               AvantGo, Inc.:

---------------------------                 By: /s/ Felix Lin
Signature                                      --------------------------

                                                Felix Lin, Chairman of the Board
---------------------------                    --------------------------
Print Name                                      Print Name and Title

                                      -2-

Source: [{"source": "alea-institute/alea-institute/kl3m-data-edgar-agreements/train-00010-of-00352.parquet"}, [{"source": "alea-institute/alea-institute/kl3m-data-edgar-agreements/train-00010-of-00352.parquet"}], [{"source": "alea-institute/alea-institute/kl3m-data-edgar-agreements/train-00010-of-00352.parquet"}]]