http://www.ohchr.org: United Nations Human Rights (The Office of High Commissioner for Human Rights): it is the principal United Nations organ concerned with human rights. Its elaborate website provides impressive amount of information on the United Nations human rights system (both Charter-based and Treaty Systems), human rights reports by States and other stakeholders, major international human rights treaties, treaty body databases, etc. It is the single most important source of information for human rights’ practitioners and others concerned.
ILOLEX (Database on International Labour Standards)
UNESCO
United Nations High Commissioner for Refugees (UNHCR)
United Nations Treaty Collection