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German state moving 30,000 PCs to LibreOffice - The Document Foundation Blog
(blog.documentfoundation.org)
LibreOffice is a powerful free and open source office suite, used by millions around the world.
There was the particular LiMux one in Munich that was "solved" by Microsoft moving their head quarter to a district of Munich and the then new conservative coalition in town government thanked them by rolling all back and buying MS products instead.
Someone gave a little overview in that Hacker News topic mentioned.