Wings3D was the other competing program from back in the day, but don't know if that's still updated (or even have appropriate content pipelines).
Other Blender alternatives are older major versions of Blender

The UIs are significantly different in 2.49 and 2.6x, maybe they'll strike a bit better. Of course, be prepared for the loud "LOL un supported out dated software !!! upgrade blender 2.9 best easiest belnder !!! its free whats excuse ?????" voices.