[lang::fr] [os::GNU-Linux] [lang::en] [type::development] [License::GPL] [subject::GNU+Linux] [type::tutorial] [License::GPLv3] [License::CC-by-sa] [Language::PHP]
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[subject::tool] [subject::writing] [lang::se] [type::os] [Language::Pari/GP] [subject::alternative] [tool::WordPress] [License::WTFPL] [subject::office] [License::GPL Linking Exception]