Modules https://learn.microsoft.com/en-us/cpp/cpp/tutorial-named-modules-cpp?view=msvc-170

Ranges More views: https://en.cppreference.com/w/cpp/ranges#Range_adaptors https://learn.microsoft.com/en-us/cpp/standard-library/ranges?view=msvc-170 https://learn.microsoft.com/en-us/cpp/standard-library/ranges?view=msvc-170

Coroutines https://www.scs.stanford.edu/~dm/blog/c++-coroutines.html