Unverified60% confidenceFactExact time
GPLv3 is a strong copyleft license released by the Free Software Foundation, requiring that derivative works based on its code must be distributed under the same license as open source.
2
Sources
60%
Confidence
Long-term
Relevance
8/26/2026
First Seen
Sources
Related Entities
Related Claims
VerifiedIf firmware uses GPL v2/v3, derivative versions developed based on that firmware must likewise open-source their code under GPL — this is the core mechanism of Copyleft's viral nature.79% similarVerifiedLinux is released under the GPLv2 license, which requires that any derivative works based on GPL code must also be open-sourced under the same license.77% similarUnverifiedGPLv3引入了安装信息条款（反锁定条款），要求嵌入式设备必须允许用户替换修改后的GPL软件75% similarVerifiedGPL's copyleft clause requires that derivative works also be released under the GPL, giving it an infectious nature.74% similarUnverifiedGPL v2 的传染性条款要求任何基于 Jellyfin 代码的衍生作品都必须同样以 GPL v2 开放源代码72% similar
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