Resources that could help you and have helped me

For stoners wanting to quit, have a look at this survey from Global Drug Survey

Recommendations

They have  a simple 3 step process to quit or stop smoking weed and many other addictions for that matter.
Forums
Here are some of the forums I'm familiar with on helping you too:​and talk much about quitting bad habits.
University of Notre Dam has also published a free 30 day guide to stop smoking weed. 

They also have a guide to help you quit or stop smoking cigarettes.
Cannabis Coach is also available.

I think you have to pay for this too, but if the guide can't help you, this could be a good step in the right direction too.
Detox
I haven't tried this detox, but people say its one of the best out there:
This is the guide I am using. Very good indeed. But you need to be patient and stick to the plan.
Recommended Apps
Disclaimer: Hey Guys, some of these links are affiliates just so you know, so I'll get some referral earnings. I just want to make that clear for everyone and transparent.