A great article: http://www.motherjones.com/politics/2014/12/islamic-isis-flags-black-banners-hamas
1. Jabhat al-Nusra:

2. ISIS, or the Islamic State:

Al-Shabaab

3. The Taliban:

4. Al Qaeda:

5. Caucasian Emirate:

6. Official Flag of Saudi Arabia:

8. Hamas:

9. Boko Haram:
