Construct supports Javascript coding in addition to its block-based approach. Javascript is an industry-standard language used widely across browsers, servers a...
Like any platform NW.js has some bugs but usually they get fixed in updates. And if you stay on the same version, nothing actually changes so it shouldn't suddenly break overnight. Are there any active issues with the latest NW.js version?
Well, since it's been asked...
For me, biggest NW.js export issues are incompatibility with OBS (very popular software to record footages from the game) and things like steam overlay.