.srt

Text file containing subtitles used by various video playback programs; supported by DivX, DVD, and other video formats; includes the time each subtitle should be displayed followed by the text of the subtitle.

Subtitle files are often named according to the language of the subtitles, i.e. "moviename.eng.srt" for English and "moviename.ger.srt" for German subtitles.

Important: SRT files are text files used in video playback. Therefore, they do not contain any video data.