Aimbots are typically VIP features and are rarely released to the public. If you would like an aimbot you can purchase our VIP hack for $10.00 here.
That is really your only option, unless you are good friends with a coder that would be willing to give you an aimbot, as there is an extremely poor chance of an aimbot being released publicly any time soon.
You can find the current public hacks in these two threads :
They do not have aimbots, however they have working wall hacks as well as no recoil etc. and are what most non-VIPs use currently.