This mod from Antistar allows you to purchase a Household Water Purifier for your house in Megaton or Tenpenny Tower that allows you to turn bottles of Dirty Water into Purified Water.
This mod from Antistar allows you to purchase a Household Teleporter for your house in Megaton or Tenpenny Tower that allows you to instantly teleport to your house from anywhere, and then teleport back to where you started.
This mod from Antistar adds Nightvision Goggles that slowly drain Energy Cells while in use. Can be purchased from general merchants in Megaton, Tenpenny Tower, Rivet City and Underworld.