Atlas Systems is a company that develops software for libraries, archives, and cultural heritage institutions and provides information technology services. Its products include Aeon for workflow management, ILLiad for interlibrary loan management, Ares for course resource management, Cardea for access control, ArchivesSpace for archives information management, and compliance software such as ComplyScore and PRIME. The company serves academic libraries, archives, museums, special collections, information research organizations, and organizations with governance, risk, and compliance requirements.