fsspec/filesystem_spec
A specification that python filesystems should adhere to. observed · 2026-08-28
Health v2 · maintenance only
77/100
- Activity 99
- Release rhythm 35
- Longevity 100
Flags: no_releases
How is this computed?
round(0.45*activity + 0.35*rhythm + 0.20*longevity); archived -> min(score, 10) — computed 2026-09-02. Adoption (stars, forks) is never an input.
- gap_med: n/a
- age_days: 3054
- days_rel: n/a
- days_push: 8
- n_releases_24m: 0
Adoption not part of the score
1345 stars · 469 forks observed · 2026-08-28
What it is AI-extracted, prompt v1, taxonomy v1, 2026-08-30, confidence not recorded
fsspec is a Python specification and library defining a common interface for filesystem-like backends, with built-in implementations for local, memory, zip, and other file systems. It lets applications work uniformly across storage backends like S3, GCS, and SSH via sister packages such as s3fs and gcsfs.
Use cases
- read and write files on s3 and gcs with the same python code
- abstract local and remote storage behind one api
- open remote files lazily in pandas or dask
- implement a custom python filesystem backend
- cache remote files locally for faster access
- mount or access key-value stores as a filesystem
When to choose
- you need a unified file interface across local and cloud storage
- you build libraries that should work with any storage backend
- you want lazy, chunked access to remote files in data pipelines
When to avoid
- you only need simple local file I/O with no abstraction
- you need POSIX-level guarantees like locking or permissions across backends
- you need a full FUSE mount with production-grade performance
Facets
library · maturity active
file-system sdk developer-tools files developer-tools python cross-platform filesystem-abstraction remote-storage pyfilesystem data-pipelines data-engineering
1 source
- readme: https://github.com/fsspec/filesystem_spec · fetched 2026-08-28 · 5547fad06dfe
Member repositories
| Repository | Role | Health v2 |
|---|---|---|
| fsspec/filesystem_spec | main | 77 |
For agents
markdown · JSON · MCP: product_card(name="fsspec/filesystem_spec")
Data as of 2026-08-30T08:39:29.467469+00:00 · Report a problem