title: Open source virtual machine
body: <p>I'm looking for an open source virtual machine that's:</p>
  
  <ul>
  <li><strong>fast</strong> and <strong>as lightweight as possible</strong></li>
  <li>supports a minimal set of bytecode (like LLVM IR)</li>
  <li>easily embedable from a C++ application</li>
  <li>Cross platform (Linux, Windows and OS X)</li>
  <li>x86 support</li>
  </ul>