PopcornFX Terms and conditions

PopcornFX general terms

Legal information relating to PopcornFX usage & license.

Please note that this information may be updated without further notice.


9 TER rue Auguste Barbier, 75011 PARIS, France

Hereinafter referred to as “PERSISTANT STUDIOS”,


1. Definitions

the « LICENSEE »: any moral or physical person who acquires any product edited by PERSISTANT STUDIOS.

« Documentation »: means user documentation and/or specifications relating to the Software.

« Intellectual Property Rights »: means copyright, registered and unregistered designs, database rights, registered and unregistered trademarks and trading names, patent rights, know-how, performance rights, goodwill and applications for any of the same and other rights of a similar nature enforceable anywhere in the world.

« revenue or funds raised »: gross numbers, at company level

«Licensed Software» shall mean either

(i)   PopcornFX Runtime or

(ii)  PopcornFX Integration plugin, and/or

(iii) PopcornFX Editor

It can be distributed in different packages including the following forms (non-exhaustively):

« Community License »: shall mean the PopcornFX Public Integrations computer software products, licensed under the terms of the (“Community License”).

Game engine integration source code. available for everyone, can be freely used, changed, and shared at the condition to comply with the Community License

See the (“Community License”) here.

You can still opt-in for a Commercial Runtime License for custom needs or different terms of usage of the plugins.

PopcornFX Editor

PopcornFX Editor Authoring Tool is used to create content for use with integration or Runtime; PopcornFX Editor Authoring Tool is not redistributed in any form.

PopcornFX Runtime

The Runtime SDK is a C++ simulation framework giving the ability to load/play/simulate/render the effects in any custom engine or application. This product is under commercial proprietary license.

PopcornFX Integrations

The integrations are mainly plugins created and maintained by Persistant Studios.

They rely on the Runtime SDK and give the ability to load/play/simulate/render the effects in a Realtime engine or any application.

Those products are license under the «Community License»

List of Integration plugins

  • PopcornFX Unreal Engine Integration (plugin)
  • PopcornFX Unity Integration (plugin)
  • PopcornFX O3DE Integration (plugin)
  • PopcornFX AfterEffect Integration (plugin)


2. Scope

We consider that any download (with or without buying act) on the PopcornFX store is a virtual agreement (“Agreement”), in which PERSISTANT STUDIOS grants THE LICENSEE and THE LICENSEE accepts a non-exclusive, non-transferable and royalty-free right to use the Software in respect with limitations or obligations, according to the terms and conditions specified below.


3. Right of use

THE LICENSEE will not duplicate, alter, modify or adapt the Software, or sublicense, sell, lease, rent or otherwise disclose it to any third party.

THE LICENSEE shall not, nor permit others to, decompile, reverse engineer or disassemble the Software. By exception, THE LICENSEE may decompile the Software only to the extent permitted by Law when it is indispensable to obtain the information necessary to achieve the interoperability with another program. THE LICENSEE will not correct or make a third party correct any error contained in the Software without PERSISTANT STUDIOS’s prior and written consent. THE LICENSEE will inform PERSISTANT STUDIOS (by any written media) of any use of the Software for public demonstration.

For any other use not expressly allowed by these general conditions, THE LICENSEE must acquire the corresponding license. Please contact your PopcornFX Account Manager or go to https://www.popcornfx.com/pricing/

PopcornFX public integrations under «Community License»

Game engine integration source code is available for everyone, can be freely used, changed, and shared at the condition to comply with the « Community License »

The following platforms are supported:

  • Windows
  • Linux
  • Mac
  • Android
  • iOS

For consoles, you need to prove that you are a registered developer on each platform. You can contact us if needed.

Customers can still opt-in for a Commercial Runtime License for custom needs or different terms of usage of the plugins.

Personal License

Under this agreement PERSISTANT STUDIOS grants to THE LICENSEE the right to use the Software in the following conditions.

Solely for non-commercial use (i.e.: tests, educational, evaluation and internal use)

The Parties agree that THE LICENSEE can base scientific publications and demonstrations on its work using the Software; in this case, THE LICENSEE shall mention the use of the Software by inserting, in a manner at its discretion, the following notice: “Particle Effects powered by PopcornFX”.

For any other creation using the Software with non-commercial purpose, the Parties agree that THE LICENSEE shall mention the use of the Software by inserting in the opening sequence the Software logo (https://www.popcornfx.com/press/) and crediting the Software with the following notice “Particle effects powered by PopcornFX” in the ending sequence.

Veracity of numerical information

For any product, studios have to fill numerical information (non-exhaustively: Game budget, number of seats, …). This information is gathered to calculate the total amount of the sale. The LICENSEE swears on its honor that filed information is correct. If a fraudulent misrepresentation is proven, PERSISTANT STUDIOS may ask to have an immediate financial compensation considering the difference between declared numbers and reality.

The number of seats is given by the size of the production’s VFX team. If the production has no VFX artists or developers, and only uses outsourcing, it must purchase at least one seat.


4. Intellectual Property

The Software is licensed, not sold. PERSISTANT STUDIOS retains ownership of the Software including all intellectual property rights therein. The Software is protected by copyright laws and international treaties. The copyright and all other Intellectual Property Rights of the Software are and remain the property of PERSISTANT STUDIOS. THE LICENSEE shall not acquire any title, copyright or other proprietary rights in the Software or any copy other than specified in this agreement. THE LICENSEE undertakes to keep the copyright notice on the code of the Software and in the Documentation.


5. Warranty

The Software is licensed to THE LICENSEE on an “as is” basis. THE LICENSEE acknowledges that PERSISTANT STUDIOS does not represent or warrant that the Software will perform in every operating environment, will have uninterrupted or error free operation or that any error will be corrected or correctable. Notwithstanding the above, PERSISTANT STUDIOS warrants that the Software and the Documentation shall not infringe the Intellectual Property Rights or other rights of a third party, that PERSISTANT STUDIOS and the Software comply with all applicable laws and regulations, and that the Software shall not contain any computer viruses, back doors, or harmful or malicious code.


6. Liability

Under no circumstance will either Party be liable for any consequential, indirect or incidental damages or loss of profits, whether foreseeable or unforeseeable, based on claims of the other Party (including, but not limited to, claims for loss of data, goodwill, use of money, interruption in use or availability of data).


7. Maintenance

PERSISTANT STUDIOS may provide THE LICENSEE with professional and technical services on an “as needed”, mutually agreed basis.


8. Non-disclosure

“Confidential Information” means (a) the Software, and any features, results or output produced by, and other information relating to, the Software (b) any and all non-public technical and non-technical information disclosed from the Effective Date by one Party (a “Disclosing Party”) to the other Party (a “Receiving Party”), including, but not limited to, trade secrets, works of authorship, inventions, know-how, techniques, design, software programs, software code and software source documents; (b) non-public information regarding research, development, new service offerings and products and (c) the existence of any business discussions, negotiations or agreements between the Parties. Each party agrees to respect and make its employees respect the strictest confidentiality about all the Confidential Information of any kind that each Party learns about the other Party pursuant to this Agreement.

Each Party agrees to:

– use the Confidential Information for the sole purpose of this Agreement in accordance with the conditions specified in section 2 and 3 of this Agreement;

– maintain the confidentiality of the Confidential Information, and in particular, not to disclose to any third party the Confidential Information without prior written authorization of the other Party;

– not to use or allow to be used all or part of the Confidential Information for the benefit of a third party without prior written authorization of the other Party;

– adhere to at least the same standard of care in protecting the Confidential Information as that employed to preserve and safeguard its own confidential information;

– make all arrangements necessary with employees and agents under the authority of the Parties so that the obligations of this commitment are respected;

– not make or allow public or private reports, written or oral, mentioning all or part of the said Confidential Information without prior written authorization of the other Party;

– not submit requests in its name or a third party’s name for any Intellectual Property Rights on the Confidential Information;

Notwithstanding the foregoing, the obligations set forth in this section shall not apply to the extent any information (a) was in the public domain at the time it was communicated to the Receiving Party by the Disclosing Party; (b) entered the public domain subsequent to the time it was communicated to the Receiving Party by the Disclosing Party, through no fault of the Receiving Party; (c) was in the Receiving Party’s possession, free of any obligation of confidence, at the time it was communicated to the Receiving Party by the Disclosing Party; (d) was rightfully communicated to the Receiving Party by a third party, free of any obligation of confidence, subsequent to the time it was communicated to the Receiving Party by the Disclosing Party; or (e) is developed by employees or agents of the Receiving Party independently of and without reference to any Confidential Information.

Non-disclosure add-on

LICENSEE may disclose Confidential Information to its current and future affiliates so long as such affiliates agree to be bound to confidentiality obligations substantially similar to the obligations in this Agreement.  LICENSEE shall be liable to PERSISTANT STUDIOS for any unauthorized disclosures of Confidential Information by LICENSEE’s current or future affiliates.


9. Assignment

No right under this agreement shall be assigned by either Party without the prior written approval of the other Party.


10. Support

Within general terms, no support, guarantee or warranty is offered or implied. By using our products, the LICENSEE assumes full risk and responsibility for that use. If the LICENSEE needs any help, community support is available on the official PopcornFX Discord: https://discord.gg/4ka27cVrsf

For dedicated professional support, please find information on the support page


11. Miscellaneous provisions / General

If any provision of this agreement is identified to be invalid, unlawful or unenforceable, it shall be declared void or invalid, but such decision will not affect the validity or enforceability of the remaining provisions, which shall continue in full force and effect.

This Agreement contains the entire agreement of the Parties with respect to the subject matter of this Agreement and supersede all previous communications, representations, understandings, and agreements, either oral or written, between the Parties with respect to said subject matter.  No terms, provisions, or conditions of any purchase order, acknowledgement, or other business form that either party may use in connection with the transactions contemplated by this Agreement shall have any effect on the rights, duties, or obligations of the parties under, or otherwise modify, this Agreement, regardless of any failure of a receiving party to object to these terms, provisions, or conditions.


12. Governing law

This agreement will be governed and construed in accordance with the Laws of France.


13. Litigation / disputes

In the event of a dispute ensuing from the interpretation or the performance of this agreement, the Parties undertake to initially seek a friendly solution. If such a solution cannot be reached, the dispute will be for the exclusive competence of French Courts.


For any precision, information, please contact:


9ter rue Auguste Barbier 75011 Paris