Learn more about this change here.
For help regarding Aternos, we recommend you to visit our support center.
As you noticed we add modpacks very rarely in the last months.
Due some internal system implementations and circumstances we have a special space-limit which can be used for modpack files.
As you maybe noticed we had tested some new Backend-Services some weeks ago.
Maybe you noticed that we have tested a new Backend-Services some weeks ago which will solve this (and many other)problem for a long time :).
~Roman 
Can't wait for this 
Yeah, but roman at the moment can you set up a FTP file sharing system so we can use forge?
Yeah, but roman at the moment can you set up a FTP file sharing system so we can use forge?
That would leave a significant amount of exploits. Someone could upload a virus and destroy their machines / server data.
roman why can't you add tekkit classic. the modpack tekkit lite and ftb ultimate are big as well maby bigger?
If you want to know why tekkit classic is not added, just use the search form. The search form is your best friend, like google! 
Can modpacks be added now?
