UPSC Study Hub is an online resource platform for candidates preparing for the UPSC Civil Services Examination, including IAS and IPS aspirants, as well as students taking State PCS exams. It brings together free study materials intended to support preparation for Prelims, Mains, and related exam stages. Resources include subject-wise PDF notes covering history, geography, polity, economy, environment, science and technology, art and culture, and current affairs. The site also features materials for Mains General Studies papers and essay writing, optional-subject resources, and previous toppers’ answer copies for answer-writing reference.

Its library includes magazines and current-affairs publications, NCERT and other reference books, coaching-provider materials, and test series from several named providers. State-focused content includes BPSC resources and other State PCS notes. Materials are presented in English and Hindi in some sections, with downloadable PDFs listed by subject and publication. UPSC Study Hub positions its collection as free, updated to reflect the syllabus, and intended to make a broad range of exam-preparation resources more accessible to aspirants.