Hello,
if you are developing applications for Apple systems, you might be interested in a proposal for a UTI specification for SGF files.
UTI stands for "Uniform Type Identifier" and are used by applications developed for one of Apple's software platforms (Mac, iOS). A UTI is a named collection of attributes that together identify a file or data type.
The draft can be found at
http://www.red-bean.com/sgf/drafts/sgf-uti-draft-2013-05-05.htmlThe discussion is made on the SGF-STD mailing list. If you have an opinion, please the join the mailing list:
http://tech.groups.yahoo.com/group/sgf-std/The SGF spec can be found at:
http://www.red-bean.com/sgf/Regards
/Arno