The Chicago Public Library (CPL) is a public library system serving the city of Chicago, Illinois. Established in 1872, it has grown to include 81 branches and the central Harold Washington Library Center, which is the largest public library in the city. The library offers a wide range of services, including book lending, digital resources, and community programs. CPL aims to promote literacy and lifelong learning for all residents. It provides access to various materials, such as books, e-books, audiobooks, and databases. The library also hosts events, workshops, and activities for people of all ages, fostering a love for reading and education in the community.