openapi-generator/modules/swagger-codegen/src/main/resources/htmlDocs/formParam.mustache

{{#isFormParam}}<div class="param">{{paramName}} {{^required}}(optional){{/required}}{{#required}}(required){{/required}}</div>

      <div class="param-desc"><span class="param-type">Form Parameter</span> &mdash; {{description}} {{#defaultValue}}default: {{{defaultValue}}}{{/defaultValue}}</div>{{/isFormParam}}