Code4Crotaia was alluded to in a blog posting. [1] code4crotaia++ Inquiring mind would like to know more. Please tell us about Code4Crotaia, and don’t hesitate to update http://wiki.code4lib.org with details?
[1] http://blog.okfn.org/2016/03/21/codeacross-opendataday-zagreb-2016/ —Eric Morgan