<instructions>Your goal is to analyze the following comment and estimate how highly it will be upvoted by the Hacker News community.</instructions><comment><author>ridiculous_fish</author><text>I think Apple&amp;#x27;s official code signing tool is also open source? &lt;a href=&quot;https:&amp;#x2F;&amp;#x2F;github.com&amp;#x2F;Apple-FOSS-Mirror&amp;#x2F;security_systemkeychain&amp;#x2F;blob&amp;#x2F;master&amp;#x2F;src&amp;#x2F;codesign.cpp&quot; rel=&quot;nofollow&quot;&gt;https:&amp;#x2F;&amp;#x2F;github.com&amp;#x2F;Apple-FOSS-Mirror&amp;#x2F;security_systemkeychain...&lt;/a&gt;&lt;p&gt;xar is another tool for codesigning Mac installer packages, which runs on Linux. I&amp;#x27;ve used it successfully in the past.&lt;p&gt;&lt;a href=&quot;https:&amp;#x2F;&amp;#x2F;users.wfu.edu&amp;#x2F;cottrell&amp;#x2F;productsign&amp;#x2F;productsign_linux.html&quot; rel=&quot;nofollow&quot;&gt;https:&amp;#x2F;&amp;#x2F;users.wfu.edu&amp;#x2F;cottrell&amp;#x2F;productsign&amp;#x2F;productsign_linux...&lt;/a&gt;</text><parent_chain></parent_chain></comment><story><title>Achieving an open-source implementation of Apple Code Signing and notarization</title><url>https://gregoryszorc.com/blog/2022/08/08/achieving-a-completely-open-source-implementation-of-apple-code-signing-and-notarization/</url></story>
<instructions>Your goal is to analyze the following comment and estimate how highly it will be upvoted by the Hacker News community.</instructions><comment><author>Sytten</author><text>The only thing left to solve is to actually build cross platform. You can do with rust cross but you have to build your own docker images on macos first since apple licensing prohibits redistribution of binaries. It would save us so much money in github CI minutes.</text><parent_chain></parent_chain></comment><story><title>Achieving an open-source implementation of Apple Code Signing and notarization</title><url>https://gregoryszorc.com/blog/2022/08/08/achieving-a-completely-open-source-implementation-of-apple-code-signing-and-notarization/</url></story>