In the about 2700 grids in Opensim there should be one to rent

getting a private region

As for all the Second Life bodies, AFAIK, there are no dev kits freely available in OpenSim, especially not for picking up in-world in OSgrid or any other grid. The dev kit for Ruth 2.0 RC#2 and RC#3...

Sims? What do you mean?

hop addy: Twilight, Twilight (109, 205, 27)

Maybe a misunderstanding that one ment like: https://opensim.stanford.edu/ for medical stuff? This site here is all about virtual simulators.