This is for a private server sorry to all others who want to use it
Installing a modpack using the Technic Launcher is easy. If you don't already have the launcher downloaded, visit our download page to get the latest version.
Type in the modpack name (Ars Magic 2 (private)) or paste the following url into the search box.
Finally, click Install at the bottom right of the launcher after you select Ars Magic 2 (private) from the list on the left. The launcher will handle everything else!