friendica/mod/apps.php

<?php
if(! function_exists('apps_content')) {
function apps_content(&$a) {
  $privateaddons = get_config('config','private_addons');
  if ($privateaddons === "1") {
    if((! (local_user()))) {
      info( t("You must be logged in to use addons. "));
      return;
    }
  }

  $title = t('Applications');

  if(count($a->apps)==0)
    notice( t('No installed applications.') . EOL);

  $tpl = get_markup_template("apps.tpl");
  return replace_macros($tpl, array(
    '$title' => $title,
    '$apps' => $a->apps,
  ));
}
}