Telegraf 1.14.4 is a new maintenance release that includes improvements to several plugins, including SQL Server Input, InfluxDB Input, Converter Processor, and InfluxDB Parser. These updates address various issues such as a null error in the SQL Server Input Plugin, a typo in the InfluxDB Input Plugin, numeric to bool conversion errors in the Converter Processor, and an issue with the Influx stream parser blocking when data is in buffer. The release is intended for maintenance purposes only and includes no major new features or functionality.