The Sade collection on the Internet Archive is a curated mix of professional media and community-contributed rarities: Live Recordings & Concert Films
: Users can find complete albums like Stronger than Pride and Soldier of Love available for streaming or high-quality download. sade archive.org
There is a profound irony here. Sade wrote much of his most extreme work within the confines of the Bastille and the Charenton asylum. He wrote on scraps of paper, in secrecy, fearing that his manuscripts would be destroyed by his jailers. Today, those same manuscripts (or the early printed editions of them) have been scanned, OCR’d (Optical Character Recognized), and uploaded to a server farm, preserved forever in the cloud. The prisoner of the Bastille has become a permanent resident of the digital public domain. The Sade collection on the Internet Archive is
All works of the Marquis de Sade (d. 1814) are in the worldwide, except for some modern translations (e.g., Austryn Wainhouse’s translations may still be under copyright in the US depending on publication date). Archive.org hosts mostly pre‑1928 scans, which are safe. He wrote on scraps of paper, in secrecy,
by Roland Barthes (translated by Richard Miller)
https://archive.org/details/sadebiographical0000bong
If you need a specific critical edition of Sade’s own writings, The 120 Days of Sodom (translated by Austryn Wainhouse) is also available on Archive.org with extensive scholarly notes.