That&#x27;s correct. V8 license is required in v8-*.h files because they are v8 header files that chakra shim uses. The implementation files has Microsoft license.<p>E.g. All files in <a href="https:&#x2F;&#x2F;github.com&#x2F;Microsoft&#x2F;node&#x2F;tree&#x2F;chnext&#x2F;deps&#x2F;chakrashim&#x2F;src" rel="nofollow">https:&#x2F;&#x2F;github.com&#x2F;Microsoft&#x2F;node&#x2F;tree&#x2F;chnext&#x2F;deps&#x2F;chakrashi...</a><p>Disclaimer: I work for Chakra team (powering node.js)