@quenty/softshutdown/test/default.project.json

This service lets you shut down servers without losing a bunch of players. When game.OnClose is called, the script teleports everyone in the server into a reserved server.

{
  "name": "SoftShutdownTest",
  "tree": {
    "$className": "DataModel",
    "ServerScriptService": {
      "$properties": {
        "LoadStringEnabled": true
      },
      "QuentySoftShutdown": {
        "$path": "scripts/Server"
      }
    }
  }
}