PACER, or the Public Access to Court Electronic Records, is an online service that provides access to U.S. federal court documents and case information. It allows users, including legal professionals and the public, to search for and view court records, dockets, and filings from various federal courts across the country. The system is managed by the Administrative Office of the U.S. Courts and aims to enhance transparency in the judicial process. Users can access a wide range of documents, but there may be fees associated with downloading certain records. PACER is a valuable resource for anyone needing information about federal court cases.