There is now an officially endorsed advertising plugin ready for use. You can install it and start serving ads on your discourse forum.
Supported Ad Platforms :
- House Ads: Your own ads served from Discourse
- Google Adsense
- DoubleClick for Publishers (DFP) (aka Google Ad Manager) including custom targeting
- Google Double Click for Publishers
- Amazon Affiliates - Banner and Product Link Ads
- CodeFund - Ethical Ad Platform for Developers
- Carbon Ads
You can download the officially endorsed Advertising plugin here and start serving ads to your Discourse forum.