This is useful when you only have a JSON GraphQL schema (e.g. from a code-first GraphQL library that can only produce schemas as .json files) but you need an SDL schema (i.e. .graphql file) for other ...
For txt, I let it stay similar format to the msg tool. That means one lang one txt file. For csv, I put all the languages into one file, with the msg entry name, its guid, and attributes. I think this ...