fsspec: Universal Filesystem Interface

fsspec provides a unified API for local and remote filesystems, integrating seamlessly with pandas, xarray, Dask, and many other Python data tools.

Installation

# Core only (no remote support)
pip install fsspec

# With specific backends
pip install fsspec[s3]        # S3 via s3fs
pip install fsspec[gcs]       # GCS via gcsfs
pip install fsspec[s3,gcs,azure]  # Multiple backends

# Or install backends directly
pip install s3fs gcsfs adlfs