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Hiero™ 16.1v3 User Guide. Copyright © 2026 The Foundry Visionmongers Ltd. All Rights Reserved. Use of this document and the Hiero software is subject to an End User License Agreement (the "EULA"), the terms of which are incorporated herein by reference. This document and the Hiero software may be used or copied only in accordance with the terms of the EULA. This document, the Hiero software and all intellectual property rights relating thereto are and shall remain the sole property of The Foundry Visionmongers Ltd. ("Foundry") and/or Foundry's licensors.

The EULA is available in this Hiero User Guide, End User License Agreement (EULA).

Foundry assumes no responsibility or liability for any errors or inaccuracies that may appear in this document and this document is subject to change without notice. The content of this document is furnished for informational use only.

Except as permitted by the EULA, no part of this document may be reproduced, stored in a retrieval system or transmitted, in any form or by any means, electronic, mechanical, recording or otherwise, without the prior written permission of Foundry. To the extent that the EULA authorizes the making of copies of this User Guide, such copies shall be reproduced with all copyright, trademark and other proprietary rights notices included herein. The EULA expressly prohibits any action that could adversely affect the property rights of Foundry and/or Foundry's licensors, including, but not limited to, the removal of the following (or any other copyright, trademark or other proprietary rights notice included herein):

Hiero™ compositing software © 2026 The Foundry Visionmongers Ltd. All Rights Reserved.

Hiero™ is a trademark of The Foundry Visionmongers Ltd.

Digital Domain ® is a registered trademark of Digital Domain, Inc.

Primatte™ keyer tool © 1997-2026 Photron USA, Inc. All Rights Reserved.

Primatte™ is a trademark of IMAGICA Corp.

Primatte™ patent is held by IMAGICA Corp.

In addition to those names set forth on this page, the names of other actual companies and products mentioned in this User Guide (including, but not limited to, those set forth below) may be the trademarks or service marks, or registered trademarks or service marks, of their respective owners in the United States and/or other countries. No association with any company or product is intended or inferred by the mention of its name in this User Guide.

ACADEMY AWARD ® is a registered service mark of the Academy of Motion Picture Arts and Sciences.

Linux ® is a registered trademark of Linus Torvalds.

Windows ® is the registered trademark of Microsoft Corporation.

Mac, Mac OS X, macOS, Sierra, High Sierra, Mojave, Shake, Final Cut Pro, and QuickTime are trademarks of Apple, Inc., registered in the U.S. and other countries.

Adobe ® and Photoshop ® are either registered trademarks or trademarks of Adobe Systems Incorporated in the United States and/or other countries.

Maya ® is a registered trademark of Autodesk, Inc., in the USA and other countries.

Houdini ® is a registered trademark of Side Effects Software, Inc.

Boujou is a trademark of 2d3 Ltd.

3D-Equalizer is a trademark of Science.D.Visions.

RenderMan ® is a registered trademark of Pixar.

Cineon™ is a trademark of Eastman Kodak Company.

Thank you to Diogo Girondi for providing icons for the Nuke user interface and Tim Baier for proofreading.

The Foundry Visionmongers Ltd.
5 Golden Square
London
W1F 9HT
UK

Rev: Tuesday, June 9, 2026