This guide will help you learn to install plugins for rutorrent. All the plugins that needs to be installed can be done via SSH.
If you want to know How you can access your slot then you can find it here
If for example, you want to install throttle plugin. You will need to follow these:
Note: There are few plugins that cannot be installed using this procedure like mediashare, plowshare and others. If you want any specific plugin to be installed which cannot be installed using this procedure. Please contact support. 