MERVBot
From ASSS Wiki
MERVCore (more popularly known as mervbot) is an open source bot core written by Catid in C++. It can be downloaded from http://catid.ssihosting.com. It is modular, meaning that you can download user made plugins that will perform a desired action (such as Elim, or Lag Checking). It is the most popular bot core, whose competion includes TWCore, and PowerBot.