Convert ESEF (.esf, .zip) file to a EBU STL (.stl) file

We support converting ESEF (.esf, .zip) to EBU STL (.stl)

ESEF is an open subtitles file. It is commonly known by the extensions .esf, .zip. Ooona Tools has full support of importing and exporting ESEF files.

EBU STL is an open subtitles file. It is commonly known by the extension .stl. Ooona Tools has full support of importing and exporting EBU STL files.