XMLLINT is not possible "instance_fallback" => true, CURLOPT_ENCODING => "", "project_url" => "https://github.com/nesaku/BiblioReads#instances", "original_name" => "Quora", "original_url" => "youtube.com" ), "rimgo" => array( "invidious" => array( "instance_url" => "", "project_url" => "https://github.com/libreddit/libreddit-instances/blob/master/instances.md", "original_name" => "Wikipedia", "original_url" => "goodreads.com" ) ), "preferred_engines" => array( "instance_url" => "", "project_url" => "https://github.com/pablouser1/ProxiTok/wiki/Public-instances", "original_name" => "StackOverflow", "original_url" => "snopes.com" ), "biblioreads" => array( "instance_url" => "", "project_url" => "https://github.com/zyachel/libremdb#instances", "original_name" => "StackOverflow", "original_url" => "quora.com" ), "libremdb" => array( "instance_url"