Unverified50% confidenceFactExact time
GPL系列许可证具有Copyleft传染性，要求衍生作品同样开源，对商业应用形成天然壁垒
1
Sources
50%
Confidence
Long-term
Relevance
7/24/2026
First Seen
Sources
How DeepSeek's Open-Source Free Strategy Is Disrupting the AI Industry
bilibili福卡智库7/10/2026
Related Claims
UnverifiedCopyleft licenses (such as GPL, LGPL, and AGPL) require that derivative works be released under the same or compatible open-source licenses.70% similarUnverified商业产品若违反GPL等开源许可证义务，社区可依法要求强制开放或停止销售68% similarUnverifiedThe Apache 2.0 license, unlike the GPL family, allows users to integrate code into closed-source commercial products and includes explicit patent grant clauses, whereas the MIT license does not include an explicit grant of patent rights.66% similarUnverifiedGPLv3 added anti-Tivoization clauses and patent grant clauses.65% similarVerifiedThe Apache 2.0 license requires modifications to be documented, while the GPL license requires that derivative works also be open-sourced64% similar
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