Muslims

1. 'Aqeedah (Theology)

1.1. Sunni

1.1.1. Maturidi

1.1.2. Ash'ari

1.1.3. Athari

1.2. Shi'a

1.3. Anthropomorphism borne out of extreme literalism (Mujassimah)

1.3.1. Hashaweeyah (Incl. controversial statements of Ibn Taymiyya)

1.3.2. Mushabbihah

1.4. Belief in Prophet's (saw) omnipresence, omniscience, and not being human.

1.5. Mu’tazilah (Rationalists)

2. Fiqh (Law)

2.1. Sunni

2.1.1. Hanafi

2.1.1.1. Deobandi

2.1.1.2. Barelwi

2.1.2. Maliki

2.1.3. Shafi'i

2.1.4. Hanbali

2.1.4.1. Wahhabi

2.2. Ghayr Muqallid

2.2.1. Salafi

2.2.2. Jamaat-e-Islami (Maududi)

2.2.3. Munkireen-e-Hadees (Hadith deniers)

2.2.4. Khawarij

2.3. Shi'a

3. Tasawwuf (Spirituality)

3.1. Sufi orders

3.1.1. Suharwardi

3.1.2. Naqshbandi

3.1.3. Qadiri

3.1.4. Chisti