Blender 4.2 and newer. It is tested on Blender 4.2, 4.5 and 5.2 LTS.

Yes. Every part is a UV-mapped mesh with Principled BSDF materials, and the livery, rust and wear are baked into one packed texture per look. Pick the Low detail level, use Convert to Mesh and export as usual (FBX, glTF). The origin sits on the ground.

No. The 16 lines, their names and logos are fictional, so you can use them in any project. You can type your own name, owner code and serial; the check digit is computed for you.

Yes. The doors, flat rack ends and café flap turn on their hinges. Keyframe the sliders or press Animate Opening, and they move on playback and in renders.

Yes. The rust, wood and concrete textures are CC0 textures from Poly Haven, packed inside the addon; the liveries are painted by the addon.