Overview: This tool will let you forward ports without requiring access to a router, provided your router supports UPnP. Most modern routers do support this, so it should not be an issue for most. The tool does not only have to be used for Minecraft/Bukkit. It can be used to forward ports for any game or software program. Download: Download the Port Mapping Tool on Google Drive REQUIRES .NET 4 How to Use: The tool was designed to be easy to use, so there isn't any complicated terminology in it. To forward a port, all you have to do is specify the type of port (protocol) , the port number, and add a name. The program will show currently open ports, and the example shows the information required to forward Minecraft or CraftBukkit through the router. To remove an assignment, simply right click it, and select "Remove Port Mapping" Note, however, that if your firewall prevents Java (or the program that needs access to the port) from accessing the internet, you will need to allow it through the firewall for this to work. That also applies if you are opening ports manually. Also, depending on your router, you may have to re-open the port after a period of time. Planned Features: Adding a range of ports Allow the program to make a firewall exception for the program you want to forward Editing of a map without having to delete it first.