The Topic Maps lab has released 1.0 of jtm-writer, a deserializer for JSON topic map notation.
A pointer to the synatx would be helpful: JSON Topic Maps 1.0 by Robert Cerny,
Archive for the ‘JTM’ Category
jtm-writer
Tuesday, March 8th, 2011A proposal for JTM 1.1
Friday, September 24th, 2010Disdaining to create another topic map syntax, Jan Scheiber has proposed JTM 1.1. (Good thing it wasn’t another topic map syntax. 
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Seriously, it is a proposal designed to make using topic maps on mobile devices a more viable option.