Select the '.Jonesing Pedestrians Mod' in the License Plate section and pedestrians will appear all over the map.
They walk, make noises, etc.

It puts a lot of pressure on FPS! (maybe not so much anymore, there's something about anonymization in the patchnotes)

In version 1.9.0:
- Complete redesign of the dummy: abandoning unsuccessful custom robot animations in favor of more natural animated models using the same DAE files as JBeam. The standard reaction force of the dummy (ragdoll) has been reduced and the minimum allowable value of this parameter has been reduced.