Just leaving this here because it looks interesting at some point in the future. DSPL is a format for publishing complex datasets in a simple way: just a set of CSV files and an XML metadata file.
Many datasets are available in this format, and it has an ecosystem of nice tools.

https://developers.google.com/public-data/docs/tutorial