Document:

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                                                                   EXHIBIT 10.12

                               AMENDMENT AGREEMENT

BORROWER:         SYNQUEST, INC.
ADDRESS:          3500 PARKWAY LANE, SUITE 555
                  NORCROSS, GEORGIA 30092

DATE:             JANUARY 13, 1999

                  THIS AMENDMENT AGREEMENT (this "Agreement") is entered into
between GREYROCK CAPITAL, a Division of NationsCredit Commercial Corporation
("GC") (formerly known as Greyrock Business Credit), whose address is 10880
Wilshire Boulevard, Suite 950, Los Angeles, California 90024, and the Borrower
named above ("Borrower").

                  GC and Borrower agree to amend and supplement the Loan and
Security Agreement between them, dated July 10, 1996, as amended (as amended,
the "Loan Agreement"), as follows. (This Agreement, the Loan Agreement, any
prior written amendments to the Loan Agreement signed by GC and Borrower, and
all other written documents and agreements between GC and Borrower, are referred
to herein collectively as the "Loan Documents." Capitalized terms used but not
defined in this Agreement shall have the meanings set forth in the Loan
Agreement.)

                  1. Extension. The date "July 31, 1999" in Section 4 of the
Schedule to Loan Agreement is hereby deleted and replaced with the date
"December 31, 1999"; provided, however, that if the Borrower (i) does not
successfully close a private placement of its debt and/or equity securities (the
"Private Placement Closing") by April 30, 1999, and (ii) reduce the Loans made
under the Overadvance Commitment to $10,000,000 or less by that date, the
Maturity Date for purposes of the Schedule shall be "July 31, 1999" effective as
of April 30, 1999.

                  2. Credit Limit Increase. Section 1 of the Schedule to Loan
and Security Agreement is amended in its entirety to read as follows:

1. CREDIT LIMIT            An amount not to exceed the lesser of: (i) the
                           Aggregate Commitment (as defined below) then in
   (Section 1.1):          effect at any one time outstanding; or (ii) an amount
                           equal to the sum of the following: (A) 80% of the
                           amount of Borrower's Eligible Receivables (as defined
                           in Section 8 above) plus (B) the Overadvance
                           Commitment (as defined below) then in effect, plus
                           (C) the amount from time to time outstanding
                           under the Term Loan in the original principal amount
                           of $5,000,000 made by GC to Borrower.

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                           As used herein, the following terms shall have the
                           following definitions: "Aggregate Commitment" means
                           (i) until the Private Placement Closing, an amount of
                           up to $31,000,000 at any one time, and (ii) on and
                           after the Private Placement Closing, an amount of up
                           to $25,000,000 at any one time; provided, however,
                           that `if the Private Placement Closing does not occur
                           by April 30, 1999, the Aggregate Commitment for
                           purposes of the Schedule shall be $25,000,000
                           effective as of April 30, 1999.

                           "Overadvance Commitment" means (i) until the Private
                           Placement Closing, an amount of up to $20,000,000 at
                           any one time, and (ii) on and after the Private
                           Placement Closing, an amount of up to $10,000,000 at
                           any one time; provided, however, that if the Private
                           Placement Closing does not occur by April 30, 1999,
                           the Overadvance Commitment for purposes of the
                           Schedule shall be $15,000,000 effective as of April
                           30, 1999.

                           If on the date of any Private Placement Closing the
                           amount of Loans made under the Overadvance Commitment
                           ("Overadvance Loans") shall exceed $10,000,000, the
                           Borrower shall repay the Overadvance Loans in the
                           amount necessary to reduce the Overadvance Loans to
                           $10,000,000 or less. All Overadvance Loans shall be
                           due and payable at the close of business on December
                           31, 1999.

                  3. Conditions Precedent. The effectiveness of this Agreement
shall be subject to the conditions precedent that GC shall have received (i) a
certificate of the Secretary or other appropriate officer of the Borrower
certifying (A) the resolutions and other actions taken or adopted by the
Borrower, authorizing the execution, delivery and performance of this Agreement
and (b) the incumbency, authority and signatures of each officer of the Borrower
authorized to execute and deliver the Agreement and act with respect thereto,
and (ii) such other documents, duly executed by Borrower, as GC may deem
reasonably necessary to consummate this Agreement or as shall then be required
pursuant to the Loan Agreement.

                  4. Representations True. To induce GC to enter into this
Agreement, Borrower hereby confirms and restates, as of the date hereof, the
representations and warranties made by it in Section 3 of the Loan Agreement.
For the purposes of this Section 4 each reference in Section 3 of the Loan
Agreement to "this Agreement," and the words "hereof," "herein," "hereunder," or
words of like import in such Section, shall mean and be a reference to the Loan
Agreement as amended by this Agreement.

                  5. General Provisions. GC's execution and delivery of, or
acceptance of, this Agreement and any other documents and instruments in
connection herewith shall not be

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deemed to create a course of dealing or otherwise create any express or implied
duty by it to provide any other or further amendments, consents or waivers in
the future. This Agreement, the Loan Agreement, and the other Loan Documents set
forth in full all of the representations and agreements of the parties with
respect to the subject matter hereof and supersede all prior discussions,
representations, agreements and understandings between the parties with respect
to the subject hereof. Except as herein expressly amended and supplemented, all
of the terms and provisions of the Loan Agreement and the other Loan Documents
shall continue in full force and effect and the same are hereby ratified and
confirmed. This Agreement forms part of the Loan Agreement and the terms of the
Loan Agreement are incorporated herein by reference.

BORROWER:                                   GBC:

SYNQUEST, INC.                              GREYROCK BUSINESS CREDIT,
                                            A DIVISION OF NATIONSCREDIT
                                            COMMERCIAL CORPORATION

By: /s/ John Bartels                        By: /s/ Lisa Nagano
   -----------------------------               -----------------------------
President or Vice President                 Title: Senior Vice President
                                                  --------------------------
By: /s/ Mark Simcoe
   -----------------------------
Secretary or Ass't Secretary

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                                                                   EXHIBIT 10.13

GREYROCK
  CAPITAL
   A Bank OF AMERICA COMPANY

                               AMENDMENT AGREEMENT

BORROWER:         SYNQUEST, INC.
ADDRESS:          3500 PARKWAY LANE, SUITE 555
                  NORCROSS, GEORGIA 30092

DATE:             DECEMBER 14, 1999

                  THIS AMENDMENT AGREEMENT (this "Agreement") is entered into
between GREYROCK CAPITAL, a Division of Banc of America Commercial Finance
Corporation ("GC") (formerly known as NationsCredit Commercial Corporation),
whose address is 10880 Wilshire Boulevard, Suite 1850, Los Angeles, California
90024, and the Borrower named above ("Borrower").

                  GC and Borrower agree to amend and supplement the Loan and
Security Agreement between them, dated July 10, 1996, as amended (as amended,
the "Loan Agreement"), as follows. (This Agreement, the Loan Agreement, any
prior written amendments to the Loan Agreement signed by GC and Borrower, and
all other written documents and agreements between GC and Borrower, are referred
to herein collectively as the "Loan Documents." Capitalized terms used but not
defined in this Agreement shall have the meanings set forth in the Loan
Agreement.)

                  1. Amendments. (a) Section 1 of the Schedule is amended by
replacing "December 31, 1999" with "February 29, 2000" as the date for repayment
of all outstanding Overadvance Loans. (b) The date "December 31, 1999" in
Section 4 of the Schedule to Loan Agreement is hereby deleted and replaced with
the date "February 29, 2000" (c) In Section 6.1 of the Loan Agreement, "thirty"
is substituted for "sixty."

                  2. Representations True. To induce GC to enter into this
Agreement, Borrower hereby confirms and restates, as of the date hereof, the
representations and warranties made by it in Section 3 of the Loan Agreement.
For the purposes of this Section 2 each reference in Section 3 of the Loan
Agreement to "this Agreement," and the words "hereof, .... herein," "hereunder,"
or words of like import in such Section, shall mean and be a reference to the
Loan Agreement as amended by this Agreement.

                  3. General Provisions. GC's execution and delivery of, or
acceptance of, this Agreement and any other documents and instruments in
connection herewith shall not be deemed to create a course of dealing or
otherwise create any express or implied duty by it to provide any other or
further amendments, consents or waivers in the future. This Agreement, the Loan
Agreement, and the

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other Loan Documents set forth in full all of the representations and agreements
of the parties with respect to the subject matter hereof and supersede all prior
discussions, representations, agreements and understandings between the parties
with respect to the subject hereof. Except as herein expressly amended and
supplemented, all of the terms and provisions of the Loan Agreement and the
other Loan Documents shall continue in full force and effect and the same are
hereby ratified and confirmed. This Agreement forms pan of the Loan Agreement
and the terms of the Loan Agreement are incorporated herein by reference.

Borrower:                           GC:

SYNQUEST, INC.                      GREYROCK CAPITAL,
                                    A DIVISION OF BANC OF AMERICA COMMERCIAL
                                    FINANCE CORPORATION
By: /s/ John Bartels
-------------------------
Title: Executive Vice President,    By: /s/ Lisa Nagano
       Finance and Administration      -------------------------
                                    Title: Senior Vice President

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