WxWidgets[0] and Ultimate++[1] are the two. Poco[2] libs are available as well. And for Web frontend there is Wt[3] [0] https://www.wxwidgets.org https://www.w

WxWidgets[0] and Ultimate++[1] are the two. Poco[2] libs are available as well. And for Web frontend there is Wt[3] [0] https://www.wxwidgets.org https://www.wxwidgets.org [1] https://www.ultimatepp.org https://www.ultimatepp.org [2] https://pocoproject.org https://pocoproject.org [3] https://www.webtoolkit.eu/wt https://www.webtoolkit.eu/wt