rhodecode/templates/base/plugins_base.html

<%
from pyramid.renderers import render as pyramid_render
from pyramid.threadlocal import get_current_registry, get_current_request
pyramid_registry = get_current_registry()
%>
% for plugin, config in pyramid_registry.rhodecode_plugins.items():
% if config['template_hooks'].get('plugin_init_template'):
${pyramid_render(config['template_hooks'].get('plugin_init_template'),
{'config':config}, request=get_current_request(), package='rc_ae')|n}
% endif
% endfor
<script>
    $.Topic('/plugins/__REGISTER__').publish({});
</script>