Orange Book

Orange Book may refer to:
 * Trusted Computer System Evaluation Criteria, a computer security standard
 * We Can Conquer Unemployment, 1929 manifesto by David Lloyd George and the Liberal Party
 * The Orange Book: Reclaiming Liberalism, by members of the British Liberal Democrat party
 * Approved Drug Products with Therapeutic Equivalence Evaluations, published by the FDA's Center for Drug Evaluation and Research
 * The IUPAC Compendium of Analytical Nomenclature informally known as the Orange Book
 * One of the compact disc standards collections in the Rainbow Books series
 * Orange-Book-Standard, issued in 2009 by the German Federal Court of Justice on the interaction between patent law and standards
 * Orange Book, a local area networking protocol based on the Cambridge Ring and one of the UK Coloured Book protocols
 * Handbook of Directives and Permitted Conventions for the English Bridge Union
 * A book about OpenGL Shading Language