Grail seems to have supported python scripts<p><a href="http:&#x2F;&#x2F;grail.sourceforge.net&#x2F;" rel="nofollow">http:&#x2F;&#x2F;grail.sourceforge.net&#x2F;</a><p><a href="https:&#x2F;&#x2F;en.wikipedia.org&#x2F;wiki&#x2F;Grail_(web_browser)" rel="nofollow">https:&#x2F;&#x2F;en.wikipedia.org&#x2F;wiki&#x2F;Grail_(web_browser)</a>