as an example, <a href="https:&#x2F;&#x2F;github.com&#x2F;hippyvm&#x2F;hippyvm" rel="nofollow">https:&#x2F;&#x2F;github.com&#x2F;hippyvm&#x2F;hippyvm</a> is another interpreter on RPython.<p>That being said, the primary devs of PyPy&#x2F;RPython are also a consultancy group, from what I recall, and PyPy is one of the tools they use for their consulting<p><a href="http:&#x2F;&#x2F;baroquesoftware.com&#x2F;" rel="nofollow">http:&#x2F;&#x2F;baroquesoftware.com&#x2F;</a> specifically