Public library systems are organizations that provide free access to a wide range of information and resources for the community. They typically include multiple branches that offer books, magazines, and digital media, as well as programs for all ages. Public libraries aim to promote literacy, education, and lifelong learning. These systems are funded by local, state, and federal government sources, ensuring that services remain accessible to everyone. In addition to traditional materials, many public libraries offer internet access, community events, and educational workshops, making them vital centers for community engagement and support.