Liberia Stabilization, Economic Empowerment, Development and Security Act of 2008 or the Liberia SEEDS Act of 2008 - Authorizes the President to provide assistance to Liberia for the following: (1) roads and bridges; (2) rehabilitation of Monrovia Freeport; (3) water and sanitation; (4) the electricity sector; (5) vocational education programs for war-affected youth and ex-combatants; (6) establishment of a government employee training institute and enhancement of government accountability and effectiveness; (7) narcotics control and law enforcement; (8) educational exchanges; and (9) the Truth and Reconciliation Commission of Liberia.