WHISKER IDE STANDALONE EDITION
END-USER LICENSE AGREEMENT

Version 1.0   *   Effective Date: 2026-05-17


IMPORTANT - READ CAREFULLY. By installing, copying, or otherwise using
the Whisker IDE Standalone Edition software (the "Software"), you agree
to be bound by the terms of this End-User License Agreement (the
"Agreement"). If you do not agree, do not install or use the Software.

This Agreement is between you ("Licensee," "you," or "your") and
Digital Six Laboratories Inc, an Oklahoma corporation, doing business
as D6 Labs ("D6 Labs," "we," "us," or "our").


1. DEFINITIONS

   1.1 "Software" means the Whisker IDE Standalone Edition computer
       program as supplied by D6 Labs, together with the documentation
       accompanying it.

   1.2 "Use" means installing, executing, displaying, or interacting
       with the Software.

   1.3 "Output" means files you create using the Software, including
       without limitation .widez project files, ladder programs, HMI
       designs, tag databases, and configuration data.

   1.4 "D6 Labs Hardware" means industrial automation controllers
       designed and sold by D6 Labs, including the Nexus.io family
       and SmartControllerClassic family of controllers.


2. LICENSE GRANT

   Subject to your compliance with this Agreement, D6 Labs grants you a
   limited, non-exclusive, non-transferable, revocable license to:

   (a) install and Use the Software on any computer you own or control;

   (b) Use the Software for the purpose of designing, building, testing,
       and deploying programs for D6 Labs Hardware and compatible
       third-party hardware that the Software supports;

   (c) make a reasonable number of copies of the Software for backup
       purposes.

   The license granted under this Section 2 is per-installation; you
   may install the Software on any number of computers you own or
   control.


3. RESTRICTIONS

   You shall not, and shall not permit any third party to:

   (a) sell, rent, lease, sublicense, distribute, or otherwise transfer
       the Software to any third party except as expressly permitted
       herein;

   (b) modify, adapt, translate, or create derivative works of the
       Software;

   (c) reverse engineer, decompile, disassemble, or otherwise attempt
       to discover the source code or underlying algorithms of the
       Software, except to the extent such activity is expressly
       permitted by applicable law notwithstanding this limitation;

   (d) remove or alter any copyright, trademark, or other proprietary
       notices on or within the Software;

   (e) use the Software in any manner that violates applicable law or
       infringes any third party's rights;

   (f) use the Software to develop, train, or improve any product or
       service that competes with the Software.


4. OWNERSHIP

   4.1 The Software is licensed, not sold. D6 Labs retains all right,
       title, and interest in and to the Software, including all
       intellectual property rights therein. No rights are granted to
       you other than those expressly set forth in this Agreement.

   4.2 You retain all right, title, and interest in and to your Output.
       D6 Labs claims no ownership in any program, project, design, or
       other Output you create using the Software. Your Output is your
       intellectual property and you may use, distribute, sell, or
       license it as you see fit.


5. THIRD-PARTY COMPONENTS

   The Software incorporates open-source and third-party components
   subject to their own license terms. A complete enumeration of such
   components, together with the full text of each component's
   license, is provided in the file `THIRD-PARTY-NOTICES.txt` included
   with the installer and installed alongside the Software. Such
   third-party licenses apply to those components in addition to
   (and, to the extent of any conflict with this Agreement, in place
   of) this Agreement.


6. NO WARRANTY

   THE SOFTWARE IS PROVIDED "AS IS" AND "AS AVAILABLE," WITHOUT
   WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED
   TO THE IMPLIED WARRANTIES OF MERCHANTABILITY, FITNESS FOR A
   PARTICULAR PURPOSE, TITLE, AND NON-INFRINGEMENT. D6 LABS DOES NOT
   WARRANT THAT THE SOFTWARE WILL MEET YOUR REQUIREMENTS, OPERATE
   UNINTERRUPTED, BE ERROR-FREE OR FREE OF HARMFUL COMPONENTS, OR THAT
   DEFECTS WILL BE CORRECTED.


7. NOT FOR LIFE-CRITICAL OR HIGH-RISK USE

   THE SOFTWARE IS A GENERAL-PURPOSE DEVELOPMENT TOOL FOR INDUSTRIAL
   AUTOMATION CONTROLLERS. IT IS NOT DESIGNED, INTENDED, OR LICENSED
   FOR USE IN HAZARDOUS ENVIRONMENTS REQUIRING FAIL-SAFE PERFORMANCE,
   INCLUDING WITHOUT LIMITATION:

   - the operation of nuclear facilities;
   - aircraft navigation or communication systems;
   - air traffic control;
   - direct life support machines, medical devices, or other patient-
     care equipment;
   - weapons systems;
   - or any other environment in which the failure of the Software
     could lead directly to death, personal injury, or severe physical
     or environmental damage.

   You acknowledge and agree that:

   (a) you bear sole responsibility for the design, verification, and
       validation of any Output created using the Software;

   (b) you are responsible for ensuring that any program deployed to
       physical equipment is suitable and safe for its intended use,
       including independent safety mechanisms where required;

   (c) D6 Labs disclaims any and all liability arising from use of the
       Software in any application excluded by this Section 7.


8. LIMITATION OF LIABILITY

   8.1 TO THE MAXIMUM EXTENT PERMITTED BY APPLICABLE LAW, IN NO EVENT
       SHALL D6 LABS BE LIABLE FOR ANY INDIRECT, INCIDENTAL, SPECIAL,
       CONSEQUENTIAL, PUNITIVE, OR EXEMPLARY DAMAGES, OR FOR LOST
       PROFITS, LOST REVENUE, LOST DATA, LOST PRODUCTION, BUSINESS
       INTERRUPTION, OR COST OF SUBSTITUTE GOODS OR SERVICES, ARISING
       OUT OF OR RELATING TO THIS AGREEMENT OR THE SOFTWARE, EVEN IF
       D6 LABS HAS BEEN ADVISED OF THE POSSIBILITY OF SUCH DAMAGES.

   8.2 D6 LABS'S TOTAL AGGREGATE LIABILITY UNDER THIS AGREEMENT SHALL
       NOT EXCEED THE GREATER OF (A) THE AMOUNTS YOU PAID TO D6 LABS
       FOR THE SOFTWARE IN THE TWELVE (12) MONTHS PRECEDING THE CLAIM
       OR (B) ONE HUNDRED U.S. DOLLARS ($100.00).

   8.3 Some jurisdictions do not allow the exclusion or limitation of
       certain damages. In such jurisdictions, D6 Labs's liability is
       limited to the maximum extent permitted by law.


9. PRIVACY

   The Software is the Standalone Edition and is designed to operate
   without an internet connection. D6 Labs does not collect, transmit,
   or share personal information, project data, telemetry, crash
   reports, or usage analytics through the Software. Network traffic
   originated by the Software is limited to:

   (a) communication with controllers you choose to connect to on
       your local network; and

   (b) outbound HTTP requests that you explicitly initiate (for
       example, clicking a link in the Software to open the user
       manual in your browser).


10. SUPPORT AND UPDATES

    This Agreement does not entitle you to any support services or
    updates. D6 Labs may, in its sole discretion, provide updates,
    bug fixes, or new versions, which when made available to you
    shall be deemed part of the Software and subject to the terms of
    this Agreement unless accompanied by a separate license.


11. TERMINATION

    11.1 This Agreement is effective until terminated.

    11.2 You may terminate this Agreement at any time by uninstalling
         the Software and destroying all copies in your possession.

    11.3 This Agreement and the license granted hereunder will
         terminate automatically, without notice, if you breach any
         term of this Agreement.

    11.4 Upon termination, you shall cease all Use of the Software and
         destroy all copies in your possession or control. The
         provisions of Sections 3 (Restrictions), 4 (Ownership), 6
         (No Warranty), 7 (Not for Life-Critical Use), 8 (Limitation
         of Liability), 13 (Governing Law), and 14 (General) shall
         survive termination.


12. EXPORT CONTROLS

    You agree to comply with all applicable export and re-export laws
    and regulations, including without limitation the U.S. Export
    Administration Regulations and economic sanctions administered by
    the U.S. Office of Foreign Assets Control. You represent and
    warrant that you are not located in, under the control of, or a
    national or resident of any country, region, or other place that
    is subject to comprehensive U.S. economic sanctions, and that you
    are not on any list of restricted persons maintained by the U.S.
    government.


13. GOVERNING LAW AND JURISDICTION

    This Agreement is governed by the laws of the State of Oklahoma,
    without regard to its conflict-of-laws principles. Any dispute
    arising out of or relating to this Agreement or the Software shall
    be brought exclusively in the state or federal courts located in
    Oklahoma County, Oklahoma, and you consent to the personal
    jurisdiction and venue of those courts. The United Nations
    Convention on Contracts for the International Sale of Goods does
    not apply.

14. GENERAL

    14.1 Entire Agreement. This Agreement constitutes the entire
         agreement between the parties with respect to the Software
         and supersedes all prior or contemporaneous oral or written
         communications, proposals, and representations.

    14.2 Amendment. This Agreement may not be modified except in a
         writing signed by an authorized representative of D6 Labs.

    14.3 Severability. If any provision of this Agreement is held to
         be unenforceable, the remaining provisions shall continue in
         full force and effect.

    14.4 No Waiver. No failure or delay by D6 Labs in exercising any
         right under this Agreement shall constitute a waiver of that
         right.

    14.5 Assignment. You may not assign this Agreement, in whole or
         in part, without D6 Labs's prior written consent. D6 Labs
         may assign this Agreement freely.

    14.6 Notices. Notices to D6 Labs shall be sent in writing to:
         D6 Labs
         425 N Meridian Ave
         Oklahoma City, OK 73107
         USA
         Notices to you may be provided via email or by posting on
         D6 Labs's website.

    14.7 Headings. Section headings are for convenience only and do
         not affect interpretation.


15. CONTACT

    D6 Labs
    425 N Meridian Ave
    Oklahoma City, OK 73107, USA
    Phone:  1-844-365-8647
    Email:  info@d6labs.com


Copyright (c) 2026 Digital Six Laboratories Inc.
All rights reserved.

"Whisker IDE," "Nexus.io," "WhiskerHMI," "SmartController," and
"m.Smart" are trademarks of Digital Six Laboratories Inc.
