5. FluxBB
FluxBB, the number 5 on our list of best easiest free forum software solutions is simple, lightweight and easy forum software that is constantly being updated. Although it might seem that it has minimal features comparing to some other forum software, those are more than enough for creating a nicely functional basic forum. Even if this is seen as a disadvantage, the good side of it is that it is very user-friendly, stable and secure.