diff --git a/README.md b/README.md
index 3c40e4b..e7447b4 100644
--- a/README.md
+++ b/README.md
@@ -257,6 +257,7 @@ Official DuckDB extensions, which can installed via `INSTALL ⟨extension_name
 
 Community-contributed DuckDB extensions, which can be installed via `INSTALL ⟨extension_name⟩ FROM community`.
 
+- [`3fs`](https://github.com/open3fs/duckdb-3fs) - Integrates DuckDB with DeepSeek 3FS distributed file system.
 - [`bigquery`](https://github.com/hafenkran/duckdb-bigquery) - Integrates DuckDB with Google BigQuery, allowing direct querying and management of BigQuery datasets.
 - [`chsql`](https://github.com/lmangani/duckdb-extension-clickhouse-sql) - ClickHouse SQL Dialect macros for DuckDB.
 - [`crypto`](https://github.com/rustyconover/duckdb-crypto-extension) - Cryptographic hash functions and HMAC.