Actually they aren&#x27;t only browser based. You can run native code:<p>Behold:<p><a href="https:&#x2F;&#x2F;www.chromium.org&#x2F;nativeclient&#x2F;pnacl&#x2F;introduction-to-portable-native-client" rel="nofollow">https:&#x2F;&#x2F;www.chromium.org&#x2F;nativeclient&#x2F;pnacl&#x2F;introduction-to-...</a><p>It&#x27;s an amazing &amp; beautiful feat of engineering. I&#x27;m unclear about it&#x27;s feature - I suspect webassembly may become a standards-based equivalent that makes NaCL and PNaCL unnecessary.