Semitic languages are broken into: East Semitic (Akkadian, Eblaite); West Semitic (Amorite, Aramaic, Canaanite, Ugaritic); and South West Semitic (Arabic, Ethiopic and South Arabian).
East Semitic Languages
Language
Writing
Cultures
Akkadian
Cuneiform
Assyria
Eblaite
Cuneiform
Ebla
Very similar to Akkadian. Predecessive features of West Semitic languages.