Africa Papers is a massive, multi-domain pre-training corpus of peer-reviewed research papers, preprints, agricultural manuals, and scientific literature produced in and about Africa. Curated by AfriSpeech / Ghana NLP, it provides high-signal African academic knowledge for training and evaluating large language models. Every paper is tagged with one of 9 domains in the domain column: Agriculture & Food Security, Medicine & Public Health, Computer Science & AI, Social Sciences & Economics, Law & Governance, Physical Sciences & Mathematics, Engineering & Earth Sciences, Humanities & Literature, Multidisciplinary / General Science.