Booru - All The Fallen

Before it rebranded into a news aggregator, Sankaku was a massive, uncensored booru. In 2019, a combination of payment processor blacklisting and a domain seizure killed the imageboard portion. An estimated 14 million images vanished overnight. Today, the "Fallen Sankaku" dump remains the holy grail of lost booru data, circulating on encrypted torrents.

, making it difficult for automated tools to retrieve search results. Access Errors: Users have encountered 403 Forbidden all the fallen booru

All data were collected in compliance with the site’s terms of service and with explicit consent where applicable. No copyrighted image files were downloaded; only non‑identifying metadata were analyzed. Before it rebranded into a news aggregator, Sankaku