Obsidian Fleet is home to simulations that welcome all ages, though some of these simulations have had their Age Rating increased to allow them to tell stories otherwise restricted by a 13+ limitation.  Here is a list of simulations that have different age ratings throughout the Fleet;

 

Simulation NameTask ForceAge Rating
Camp Falkirk4718+
Starbase 807215+
Starbase Protector7215+
USS Valkyrie4718+
USS Elysium7218+