GlobaLex is an electronic legal publication by the Hauser Global Law School Program at NYU School of Law, dedicated to international and foreign law research. It contains foreign, international, and comparative law research guides written by scholars well known in their respective field, from around the world.
The Peace Palace Library is one of the oldest and most prestigious libraries specializing in international law. Its website contains excellent research guides on international law topics and access to the library's catalogue, which can be useful in knowing what has been published on any particular topic.
The World Legal Information Institute (WorldLII) is a free, independent and non-profit global legal research facility developed collaboratively by various Legal Information Institutes and other organisations throughout the world.
From this website, you can find legislation, case law and other relevant information provided via the national or regional Legal Information Institutes. These Legal Information Institutes include AustLII (Australian Legal Information Institute), BAILII (British and Irish Legal Information Institute), CanLII (Canadian Legal Information Institute), JuriNiger, KLRI (Korea Legislation Research Institute), SAFLII (Southern African Legal Information Institute), among others.