Altough I'm not sure it counts as programming language but Excell's functions are definitely localized. While I can see the benefit for a less computer literate

Altough I'm not sure it counts as programming language but Excell's functions are definitely localized. While I can see the benefit for a less computer literate audience, I always find myself struggling when switching from an english Office installation to a localized one. I would strongly recommend against does this.