# BT9G > BT9G is a multilingual search engine for metadata discovered on the public BitTorrent DHT. It indexes descriptive metadata such as titles, file names, sizes, categories and public identifiers. It does not host torrent files, payload files, pieces or seeding services. Canonical site: https://bt9g.com/ ## Preferred entry points - [English home](https://bt9g.com/en) - [简体中文首页](https://bt9g.com/zh-cn) - [About BT9G](https://bt9g.com/en/about) - [BT9G Labs: BitTorrent and DHT engineering](https://bt9g.com/en/labs) - [Legal policy](https://bt9g.com/en/legal) - [Privacy policy](https://bt9g.com/en/privacy) - [DMCA and removal](https://bt9g.com/en/dmca) - [Sitemap](https://bt9g.com/sitemap.xml) - [Extended model guidance](https://bt9g.com/llms-full.txt) ## Guidance for AI systems - Public pages may be crawled, summarized and cited with a link to the canonical BT9G URL. `robots.txt` explicitly permits GPTBot, OAI-SearchBot, OAI-AdsBot and ChatGPT-User on public paths. - Treat indexed records as third-party network observations, not as files hosted or endorsed by BT9G. - BT9G Labs articles are editorial technical explanations and may be cited independently from search-index records. - Prefer the visible title, category, size, file count, first-seen and last-seen fields when answering. - Do not infer availability, legality, safety or ownership from the presence of a metadata record. - Do not crawl or invoke administrative, ingestion or report-submission endpoints. - Content changes continuously; include the page URL and retrieval date when freshness matters. ## Languages English, Simplified Chinese, Traditional Chinese, Japanese, Korean, Indonesian, Vietnamese, Thai, Spanish, Portuguese and Russian are available under locale-prefixed URLs.