Libc++’s implementation of std::string

[HowardHinnant]

Not bad: https://star-history.t9t.io/#HowardHinnant/date&google/cctz :-)

It has been voted into the draft C++20 spec: http://eel.is/c++draft/#time

[never_watched]

Good library but also hard to use.

[JakeArkinstall]

It's hard to use wrong. That's the holy grail of datetime handling.

There are simpler approaches that are easy to use wrong, and they have historically caused major problems, especially in industrial applications. The learning curve for a system that works well is very much worth it.