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Tech riderRev. 2 Oct 2026

SeaweedFS

Ch 017.8of 29 Distributed File System Software
  1. 1Runs onAPI, Linux, Mac, self-hosted, Windows
  2. 2CostsFree plan · free trial · paid from $1.67/mo
2 lines stated Written from the maker's own pages: seaweedfs.com
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The SeaweedFS homepage

Overview

SeaweedFS is ranked #1 of 29 in distributed file system software on Specifiction. It runs on API, Linux, macOS, Self-hosted, Windows. There is a free plan. A free trial is offered. Paid plans start at $1.67/mo.

SeaweedFS plans and pricing

All plans
Community support Free Any cluster size · GitHub issues and discussions · public documentation · no guaranteed response time seaweedfs.com · 2 Oct 2026
Development & testing Free Under 25 TB · development and testing only · no license required seaweedfs.com · 2 Oct 2026
Capacity license — Monthly $2/mo Pay as you go Used storage including replication/erasure-coding overhead · production use requires a paid license seaweedfs.com · 2 Oct 2026
Capacity license — Yearly $20/yr Simplified billing · Save ~17% Used storage including replication/erasure-coding overhead · production use requires a paid license seaweedfs.com · 2 Oct 2026
Essential support $2,000/yr Annual fee Clusters up to 100 TB · private email support · 5-business-day response · 1 advisory hour/month seaweedfs.com · 2 Oct 2026
Small Production support $5,000/yr Annual fee Clusters up to 250 TB · private email support · 3-business-day response · 2 advisory hours/month · annual configuration review seaweedfs.com · 2 Oct 2026

Compared on distributed file system software

Free plan
Yesseaweedfs.com
Paid from
$2/moseaweedfs.com

Facts

What it does
SeaweedFS is a distributed storage system serving S3 objects, Iceberg tables, and POSIX files from one cluster.seaweedfs.com · 2 Oct 2026
Scale
The product page says it scales linearly from gigabytes to petabytes and supports billions of files.seaweedfs.com · 2 Oct 2026
Protocols
The cluster supports S3, POSIX mounts, HDFS-compatible access, an Iceberg REST catalog, and WebDAV.seaweedfs.com · 2 Oct 2026
Integrations
The built-in Iceberg catalog supports querying with Spark, Trino, Dremio, and DuckDB.seaweedfs.com · 2 Oct 2026
Recovery
Enterprise data recovery can restore deleted files from the Admin UI during a configurable retention window; the free 25 TB trial caps that window at one hour.seaweedfs.com · 2 Oct 2026
Point-in-time recovery
Enterprise can rewind a folder, bucket, or object to a chosen moment, including restoring deletes and reverting overwrites, with a preview before changes are applied.seaweedfs.com · 2 Oct 2026
Data protection
Enterprise automatically repairs missing or corrupted erasure-coding shards and periodically checks shards against checksums for silent corruption.seaweedfs.com · 2 Oct 2026
Storage efficiency
Enterprise customizable erasure coding can use a 20+4 ratio with 1.2× storage overhead, according to the maker’s feature page.seaweedfs.com · 2 Oct 2026
Single sign-on
Enterprise Admin UI supports OIDC sign-in and role mapping, with examples including Keycloak, Okta, Azure AD, and Microsoft ADFS.seaweedfs.com · 2 Oct 2026
Deployment
The deployment guide offers an official repository binary and the container image chrislusf/seaweedfs-enterprise.seaweedfs.com · 2 Oct 2026
Production license limit
Development and testing under 25 TB is free, while production deployments require a paid license regardless of size.seaweedfs.com · 2 Oct 2026
Support
Enterprise support is optional and purchased separately from the capacity license; published support channels and response targets vary by plan.seaweedfs.com · 2 Oct 2026
License expiry
If an Enterprise license expires, SeaweedFS says it falls back to the open-source implementation and data remains accessible, while self-healing features are disabled.seaweedfs.com · 2 Oct 2026

Best SeaweedFS alternatives

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Where it ranks on Specifiction

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