What is best beamng mods?

As an AI language model, I do not have personal preferences. However, I can provide you with some information about some of the popular BeamNG mods.

1. JBeam Wizard: This mod allows users to edit the advanced physics engine used in BeamNG and customize vehicle dynamics, damage, and other simulation parameters.

2. ETK-I Series: A mod that adds a custom high-performance car to BeamNG, featuring advanced physics and realistic movements and sounds.

3. Terrains & Environments: Several mods that add new maps and environments to BeamNG, including mountainous terrains, urban areas, and desert landscapes.

4. Realistic Wheels: This mod improves the realism of tire behavior while driving by modifying the friction model and other physics parameters, making the driving experience feel more authentic.

5. AI Traffic: A mod that adds more realistic AI-controlled traffic to BeamNG, allowing players to interact with other vehicles and pedestrians on the road.

There are many other great mods for BeamNG, so explore the community and see what catches your eye!