second part::

Jund al-Rahman – 200–500
Jamat Ansar al-Sunna – 500–1,000
The Islamic Jihad Group – 500–1,500
Khalid ibn al-Walid Battalion – 500–1,000
Caucasus Mujahideen – 1,000–2,000
Mujahideen Army (Iraq) – 800–1,500
Mujahideen Shura Council (Syria) – 500–1,000
Islamic Emirate of Kunar – 300–700
Islamic Emirate of Laghman – 200–500
Al-Muqawama al-Islamiyya (Palestine) – 1,000–2,000
Jaish-e-Adl (Pakistan-Iran border) – 500–1,500
Hizb al-Tahrir – 10,000–100,000 (global network, but mostly non-violent)
Jihadist Brigades of Algeria – 500–1,000
Somali Islamic Movement – 300–800
Forces of the Caliphate (Tunisia) – 300–600
Al-Itihaad al-Islamiya – 800–1,500
Jund al-Islam (Egypt) – 500–1,000
Jaysh al-Ummah – 400–700
The Grey Wolves (Turkey, radical Islamist faction) – 5,000–7,000
The Turkestan Brigade – 2,000–3,000
Al-Faruq Brigade – 500–1,000
Qassam Brigades in the West Bank – 1,500–2,500
Popular Resistance Committees (PRC) (Gaza) – 500–1,500
Islamic Resistance Movement (Palestine, Hamas faction) – 8,000–10,000
Wilayat Somalia – 500–1,200
Al-Tawhid Brigade – 500–1,000
Ansar al-Khilafah – 400–700
Jaish al-Fatah – 2,500–5,000
Imam Bukhari Jamaat – 500–1,000
Fursan al-Tawhid – 400–800
Jamat al-Tawhid wal-Jihad – 800–1,500
Gama’a al-Islamiyya (Egypt, remaining factions) – 500–1,500
The Mujahideen of Lebanon – 300–600
Abu Nidal Organization (faction that still exists) – 200–400
The Islamic Emirate of Afghanistan (Taliban affiliates) – 2,000–4,000
Uighur Islamic Brigades (China, active cells in Syria) – 1,500–3,000
Mujahideen of the Caucasus – 800–1,500
Islamic Army in Iraq – 1,500–3,000
Islamic Front (Syria, remaining factions) – 3,000–5,000
The Caliphate Soldiers (Algeria, IS affiliate) – 500–1,000
Al-Qaeda Kurdish Battalions – 500–1,000
Jaish ul-Hind – 300–700
The Naqshbandi Army – 500–1,200
Harakat Mujahidin al-Islamia – 500–1,000
Mujahideen of Central Asia – 1,000–2,000
Soldiers of the Caliphate – 500–1,500
Jamat al-Murabiteen – 400–700
Al-Sabireen Movement (Gaza, pro-Iran faction) – 500–1,000
Mujahideen of the Arabian Peninsula – 800–1,500
Harakat Ahrar al-Sham – 3,000–5,000
Islamic State of Hind Province (ISHP) – 500–1,000
Tahrir al-Watan Brigades – 400–700
Forces of Islamic Conquest (Syria, former HTS elements) – 500–1,200
The Party of the Islamic Path – 300–600
The Mahdi Army (extremist factions of pro-Iran group) – 2,000–5,000
Hezbollah al-Hejaz – 300–800
The Movement of the Islamic Renaissance – 500–1,000
The Armed Islamic Group (Algeria, remaining cells) – 500–1,200
Mujahedeen Battalion (Tunisia, radical faction) – 300–600
The Uprising Brigade (Jordan, small jihadist group) – 200–500
Mahajireen Brigade – 300–600
Al-Tahrir Brigade – 400–800
The Mujahideen Fighters of Bangladesh – 500–1,000
Jaish al-Rashideen – 500–1,200
The Shield of Islam Brigade – 300–700
Bayt al-Maqdis Fighters – 500–1,200
Jund al-Shari’a – 400–700
The Shield of Islam (Iraq faction) – 300–600
The Army of the Ummah – 400–1,000
The Libyan Mujahideen Front – 1,000–2,000
The Soldiers of the Mahdi (Iraq, Shia extremist faction) – 800–1,500
The Mujahideen of Tripoli (Lebanon faction) – 300–600
Jund al-Badr – 400–800
The Islamic Army of Aden – 500–1,200
The Soldiers of the Sharia – 300–700
The Islamic Brigades of Mauritania – 500–1,200

Some are missing but this gives an idea.