Here is a list of different sects/ divisions of Islam and a one line overview of each.
The Sufi are anothergroup that is as much mystic as Islam and they pretty much get along with most other religions. On the other hand Wahabbi's dislike everyone and I think they don't even like themselves very much.
www.real-islam.org
Name of the Sect
Basic Belief Distinguishing
it from Others
1.
Jarudiyah
Followers of Abu'l-Jarud, They believe Prophet (pbuh) designated Ali (ra) as the Imam by his characteristics but not by name.
2.
Sulaimaniah / Jaririyah
Followers of Sulaiman ibn-Jarir al-Zaidi, They believed Imamat was a matter of conference and could be confirmed by two best Muslims.
3.
Butriyah / Hurariyah
They did not dispute the Khilafat of Uthman, neither they attack him nor praise him.
4.
Yaqubiyya
They accepted the Khilafat of Abu Bakr and Umar, but did not reject those who rejected these Khulafaa. They also believed that Muslim committers of Major sins will be in hell fire forever.
5.
Hanafiyah
Followers of the Imammate of Muhammad ibn-al-Hanifah. They believe that Allah might have had a beginning.
6.
Karibiyah
They believed that Imam Muhammad ibn-al-Hanifah is not dead and is the Imam Ghaib (in disappearance) and the expected Mahdi.
7.
Kamiliyah
Followers of abu-Kamil. They believed companions to be heretic because they forsook their allegiance to Ali and condemn Ali for ceasing to fight them. They believed in the returning of the dead before the Day of Resurrection and that Satan is right in preferring fire to clay.
8.
Muhammadiyyah / Mughairiyah
Followers of Muhammad ibn-'Abdullah ibn-al-Hassan. They do not believe that Imam Muhammad ibn-'Abdullah died and that he is Imam Ghaib and awaited Mahdi.
9.
Baqiriyah
Followers of Muhammad ibn-'Ali al-Baqir. They believe him to be the Imam Ghaib and expected Mahdi.
10.
Nadisiyah
They believe that those who consider themselves better than anyone else are Kafirs (disbelievers).
11.
Sha'iyah
They believe that the one who has recited La Ilaha Il-Allah (There is none worthy of worship except Allah), whatever she or he does, will never be punished.
12.
Ammaliyah
They believe that faith for one is what he/she sincerely practices.
13.
Ismailiyah
They believe in the continuity of Imammate among the descendants of Ismail ibn-Ja'far.
14.
Musawiyah / Mamturah
They believe Musa ibn-Ja'far to be the Imam Ghaib and expected Mahdi.
15.
Mubarikiyah
They believe in the continuity of Imammate among the descendants of Muhammad ibn-Ismail ibn-Ja'far.
16.
Kathiyah / Ithn 'Ashariya (the Twelvers)
They believe that expected Mahdi will be the twelveth Imam among the descendants of 'Ali ibn-abi-Talib.
17.
Hashamiya / Taraqibiyah
They Predicate a body to Allah and also allege Prophet (pbuh) of disobedience to Allah.
18.
Zarariyah
They believed that Allah did not live nor had any attributes till He created for Himself life and His attributes.
19.
Younasiyah
Followers of Younas ibn-'Abd-al-Rahman al-Kummi. They believe that Allah is borne by bearers of His Throne, though He is stronger than they.
20.
Shaitaniyah / Shireekiyah
They believed in the view that deeds of servants of Allah are substances; and a servant of Allah can really produce a substance.
21.
Azraqiah
Followers of Nafi ibn-al-Azraq. They do not believe in the good dreams and vision and claim that all forms of revelation has ended.
22.
Najadat
Followers of Najdah ibn-'Amir al-Hanafi. They abolished the punishment for drinking wine also they believed that sinners of this sect would not be treated in hellfire but some other place before allowed in paradise.
23.
Sufriyah
Followers of Ziyad ibn-al-Asfar. They believed that sinners are in fact polytheists.
24.
Ajaridah
Followers of Abd-al-Karim ibn-Ajrad. They believed that a child should be called to Islam after it has attained maturity. Also they believed booty of war to be unlawful till the owner is killed.
25.
Khazimiyah
They believe Allah loves men of all faiths even if one has been disbeliever most of his life.
26.
Shuaibiyah / Hujjatiyah
They believe that what Allah desires does happen no matter what and what does not happen it means Allah desires it not.
27.
Khalafiyah
Followers of Khalaf. They do not believe in fighting except under the leadership of an Imam.
28.
Ma'lumiyah / Majhuliyah
They believed that whoever did not recognize Allah by all His names was ignorant of Him and anyone ignorant of Him was a disbeliever.
29.
Saltiyah
Followers of Salt ibn-Uthman. They believed in the conversion of adults only and if father has converted to Islam children were considered disbeliever till they reach maturity.
30.
Hamziyah
Followers of Hamza ibn-Akrak. They believe that children of polythiests are condemned to hell.
31.
Tha'libiyah
Followers of Tha'labah ibn-Mashkan. They believe that parents remain guardian over their children of any age until children make it clear to parents that they are turning away from truth.
32.
Ma'badiyah
They did not believe in taking or giving alms from or to slaves.
33.
Akhnasiyah
They do not believe in waging a war except in defense or when the opponent is known personally.
34.
Shaibaniyah / Mashbiyah
Followers of Shaiban ibn-Salamah al-Khariji. They believe Allah resembles His creatures.