searxng/searx/templates/simple/opensearch.xml

<?xml version="1.0" encoding="utf-8"?>
<OpenSearchDescription xmlns="http://a9.com/-/spec/opensearch/1.1/">
  <ShortName>{{ instance_name }}</ShortName>
  <Description>a privacy-respecting, hackable metasearch engine</Description>
  <InputEncoding>UTF-8</InputEncoding>
  <Image>{{ url_for('static', filename='img/favicon.png', _external=True) }}</Image>
  <LongName>searx metasearch</LongName>
  {% if opensearch_method == 'get' %}
    <Url rel="results" type="text/html" method="get" template="{{ url_for('search', _external=True) }}?q={searchTerms}"/>
  {% else %}
    <Url rel="results" type="text/html" method="post" template="{{ url_for('search', _external=True) }}">
        <Param name="q" value="{searchTerms}" />
    </Url>
  {% endif %}
  {% if autocomplete %}
    <Url rel="suggestions" type="application/x-suggestions+json" template="{{ url_for('autocompleter', _external=True) }}?q={searchTerms}"/>
  {% endif %}

  <Url type="application/opensearchdescription+xml"
      rel="self"
      template="{{ opensearch_url }}" />
</OpenSearchDescription>