Review of nana powered by the Slant community.
Nana is an open-source cross-platform library for GUI programming in modern C++ style.
SpecsUpdate
PlatformsWindows, Linux, FreeBSD
Ranked in these QuestionsQuestion Ranking
Cons
Con No clear documentation and only one man developer
Lacks many features.
Con Looks like development on it has ceased for quite a while
Check out its github page.