The following file Corpora are available for download: Govdocs1 — (nearly) 1 million freely-redistributable files SAFEDOCS (CC-MAIN-2021-31-PDF-UNTRUNCATED) – 8 million PDFs sourced from the Common Crawl UNSAFE-DOCS (CC-MAIN-2031-31-UNSAFE) – another 5.3M PDFs and 180K other files