Unreal Engine · Unreal Engine EULA · View original document ↗

Non-Compatible License Prohibition (GPL/LGPL Ban)

Medium severity Unique · 0 of 343 platforms
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This analysis describes what Unreal Engine's agreement states, permits, or reserves. It does not constitute a legal determination about enforceability. Regulatory applicability and practical outcomes may vary by jurisdiction, enforcement context, and individual circumstances. Read our methodology

ConductAtlas Analysis

Why it matters (compliance & governance perspective)

This clause establishes licensing compatibility requirements that affect the scope of permitted derivative works and distributions. The provision defines which open-source and copyleft frameworks are structurally incompatible with the Unreal Engine licensing model, thereby limiting the licensing frameworks available for integrated projects.

Consumer impact (what this means for users)

Users of Unreal Engine must structure their projects to avoid integrating code or assets licensed under specified open-source licenses, as such integration would constitute a breach of the EULA. This constrains technical architecture decisions when incorporating third-party components or libraries governed by GPL, LGPL, or similar copyleft frameworks.

How other platforms handle this

Redfin Medium

You may not automatedly crawl or query the Services for any purpose or by any means (including, without limitation, screen and database scraping, spiders, robots, crawlers and any other automated activity with the purpose of obtaining information from the Services) unless you have received prior exp...

TaskRabbit Medium

Subject to your compliance with the terms of the Agreement (including, without limitation, these Terms and Taskrabbit's Acceptable Use Policy), Taskrabbit grants you a limited, non-exclusive, non-transferable and revocable license to (a) access and use the Platform (in the locations and territories ...

PayPal Medium

relate to transactions involving (f) the promotion of hate, violence, racial or other forms of intolerance that is discriminatory or the financial exploitation of a crime... (i) involve offering or receiving payments for the purpose of bribery or corruption.

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▸ View Original Clause Language DOCUMENT RECORD
"
You may not, and may not permit others to, combine, Distribute, or otherwise use the Licensed Technology with any code or other content which is covered by a license that would directly or indirectly require that all or part of the Licensed Technology be governed under any terms other than those of this Agreement (those licenses, the 'Non-Compatible Licenses'). This means, for example, that you may not combine the Licensed Technology with code or content that is licensed under any of the following licenses: GNU General Public License (GPL), Lesser GPL (LGPL) (unless you are merely dynamically linking a shared library), or Creative Commons Attribution-ShareAlike License.

— Excerpt from Unreal Engine's Unreal Engine EULA

Applicable regulations

CFAA
United States Federal

Provision details

Document information
Document
Unreal Engine EULA
Entity
Unreal Engine
Document last updated
May 5, 2026
Tracking information
First tracked
May 8, 2026
Last verified
May 10, 2026
Record ID
CA-P-006179
Document ID
CA-D-00751
Evidence Provenance
Source URL
Wayback Machine
Content hash (SHA-256)
2c28073bfe165d443fa38a6641837648ca3a0b47f6d869cb168805f5e7b2d8d7
Analysis generated
May 8, 2026 07:35 UTC
Methodology
Evidence
✓ Snapshot stored   ✓ Hash verified
Citation Record
Entity: Unreal Engine
Document: Unreal Engine EULA
Record ID: CA-P-006179
Captured: 2026-05-08 07:35:49 UTC
SHA-256: 2c28073bfe165d44…
URL: https://conductatlas.com/platform/unreal-engine/unreal-engine-eula/non-compatible-license-prohibition-gpllgpl-ban/
Accessed: July 4, 2026
Permanent archival reference. Stable identifier suitable for legal filings, compliance documentation, and research citation.
Classification
Severity
Medium
Categories

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Frequently Asked Questions

What does Unreal Engine's Non-Compatible License Prohibition (GPL/LGPL Ban) clause do?

This clause establishes licensing compatibility requirements that affect the scope of permitted derivative works and distributions. The provision defines which open-source and copyleft frameworks are structurally incompatible with the Unreal Engine licensing model, thereby limiting the licensing frameworks available for integrated projects.

How does this clause affect you?

Users of Unreal Engine must structure their projects to avoid integrating code or assets licensed under specified open-source licenses, as such integration would constitute a breach of the EULA. This constrains technical architecture decisions when incorporating third-party components or libraries governed by GPL, LGPL, or similar copyleft frameworks.

Is ConductAtlas affiliated with Unreal Engine?

No. ConductAtlas is an independent monitoring service. We are not affiliated with, endorsed by, or sponsored by Unreal Engine.