They usually appear at the same time the build goes to Test Server. No news of when this will be, but that is usual.
We could hold a sweepstake

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Production Planner: Out of date Economic Spreadsheet for use with Excel 97-2010 and OpenOffice. Thread/description
here.
Download version 2.10 here. I am no longer maintaining this to the current game build.
Ships Skills and Outfitting: Out of date spreadsheet for use with Excel 97-2010 - and Open Office (but it looks rubbish). Thread/description
here.
Download version 2.10 here. I am no longer maintaining this to the current game build.