Here is the full list of all 12 Tunnet achievements.
Buy the cabin.
Connect an endpoint to the network.
Fix a DDOSed endpoint.
Collect all the manual pages.
Find the locomotive.
Unveil Madeline's secret.
Get your battery stolen.
Connect all the subnetwork chambers to the network.
Route all the music streams to their subscribers.
Return the magnet to the fisherman.
Enjoy life in your cozy cabin.
Destroy the mainframe.