Here is a list of all documented files with brief descriptions:

[detail level 12]

ugmisc
bitops.hpp	Provides constexpr bit counting functions
features.hpp	Feature detection
int_finder.hpp	Obtain an integer type from its width
member.hpp	Macros which declare templates for testing named members of types
quote.hpp
sfinae_helpers.hpp	Utility required by other ugmisc headers
typelist.hpp	Lists of types which may be used in some of the ugmisc templates where a single type would usually be used
xchg.hpp	A constexpr exchange function