When comparing AndEngine vs OpenFL, the Slant community recommends OpenFL for most people. In the question“What are the best 2D game engines?” OpenFL is ranked 82nd while AndEngine is ranked 102nd. The most important reason people chose OpenFL is:
Web, desktop (win, osx, linux) and mobile (android, ios) targets are all supported at native speeds.
Specs
Ranked in these QuestionsQuestion Ranking
Pros
Pro Functionality can be extended
AndEngine has extensions that can add additional functionality to the engine.
Pro Cross-platform
Web, desktop (win, osx, linux) and mobile (android, ios) targets are all supported at native speeds.
Cons
Con Abandoned
No work on the engine has been done since 2013.
Con Doesn't support current SDK
Only works on older SDK that isn't even supported anymore by google or Android Studio.
Con Poorly documented
Documentation is severely lacking.
Con Hasn't matured yet
OpenFL is a relatively young framework and unexpected behaviour can still be encountered.