Here are some market places:

Some of these sites have freebies but others require payment.
See also: Monetary systems for currency.

Other free resource sites:

Education OAR Files


Vehicles and animations for vheicles

Various mixed content:

  • Linda Kellie including animations, clothing, avatars, textures, OAR files (NOTE: For education use some animations or content may need to be removed).
  • Add More