The software has little to no effect on the system's performance regardless of the ~25 MB for the setup package. Any computer can use it without having an impact on its performance.
You can download the software using the following link: http://www.mudinfo.net/viewforum.php?f=34
I've installed it on a PC with an Intel Dual Core CPU, 4 GB RAM and Windows 10 OS and it's working flawlessly.
