http://gothub.nowhevi57f4lxxd6db43miewcsgtovakbh6v5f52ci7csc2yjzy5rnid.onion/isocpp/CppCoreGuidelines
By "modern C++" we mean C++11 and newer. In other
words, what would you like your code to look like in 5 years' time, given that you can start now? In 10 years' time? The guidelines are focused on relatively higher-level issues, such as interfaces, resource management, memory management, and concurrency.