The logo of the <a href="https://en.wikipedia.org/wiki/Metal_(API)" class="extiw" title="w:Metal (API)">Metal 2</a> framework
Apple Inc.
<span class="url"><a rel="nofollow" class="external text" href="https://developer.apple.com/metal/">developer.apple.com/metal/</a></span> (<a rel="nofollow" class="external text" href="https://developer.apple.com/assets/elements/icons/metal/metal-128x128.png">Direct link</a>)