cURL

• curl_upkeep()

IMAP

• imap_is_open() (desde o PHP 8.2.1)

MySQLi

• mysqli_execute_query()

ODBC

• odbc_connection_string_is_quoted()
• odbc_connection_string_should_quote()
• odbc_connection_string_quote()

OpenSSL

• openssl_cipher_key_length()

Reflexão

• ReflectionFunction::isAnonymous()
• ReflectionMethod::hasPrototype()

Sodium

Padrão

• memory_reset_peak_usage()
• ini_parse_quantity()

XML

• libxml_get_external_entity_loader()