Congress.gov (formerly THOMAS.gov (Library of Congress) - This website provides access to legislative information, including Bills & Resolutions, Activity in Congress, the Congressional Record, Committee Reports, and resources for learning about the legislative process.
National Criminal Justice Reference Service - NCJRS is a federally funded resource offering crime and justice related research, policy, and practice information related to juvenile and criminal justice, victim assistance, drug policy, and NCJRS services. Mostly full-text.
National Criminal Justice Thesaurus - The subject index for the NCJRS database.
Interpol - The world’s largest international police organization with 187 member countries.
United Nations Office on Drugs and Crime - Contains the annual World Drug Report.
Human Rights Watch - Monitors human rights violations around the world.
Amnesty International - Tracks government corruption, prisoner treatment, human trafficking, human rights abuses, and more.
Innocence Project - The Innocence Project is a national litigation and public policy organization dedicated to exonerating wrongfully convicted individuals through DNA testing and reforming the criminal justice system to prevent future injustice.
Uniform Crime Reports - FBI - Contains Crime in the United States (CIUS), an annual publication in which the FBI compiles volume and rate of crime offenses for the nation, the states, and individual agencies. This report also includes arrest, clearance, and law enforcement employee data. Also included in the UCR are Hate Crime Statistics and Law Enforcement Officers Killed and Assaulted.
Sourcebook of Criminal Justice Statistics - The Sourcebook of Criminal Justice Statistics brings together data from more than 200 sources about many aspects of criminal justice in the United States. Note: The Sourcebook ceased physical publication in 2002 and has been integrated into the Bureau of Justice Statistics website.
Sunlight Foundation's Hall of Justice - "A robust, searchable inventory of publicly available criminal justice datasets and research."