There is no universal standard that everyone uses. STL is a format defined by EBU targeting the use of subtitles in the teletext transmission format, primarily. Different manufacturers have often created their own formats to better support other features and languages. The 890 format is the file format defined and used by Cavena from translator products to transmission products. It is a widely used format in the subtitling market. the CIP format is the format used by the modern preparation station Tempo. The conversion between file formats, and the conversion between different TV standards and time code standards, can be done using the Toolbox product from Cavena.