Amazon S3 vs SeaweedFS

Amazon S39.3Visit SeaweedFS8.6Visit

Higher score Amazon S3 #2 in Object Storage Services 9.3/10 From $0.02/mo ✓ 4 of 4 features Visit Amazon S3

vs

SeaweedFS #8 in Object Storage Services 8.6/10 Free plan Free plan✓ 4 of 4 features Visit SeaweedFS

• Amazon S3 fits best

  Enterprise AWS-native object storage

• SeaweedFS fits best

  Open-source storage with file and data-lake access

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Side by side

Feature	Amazon S3 9.3/10 Visit ↗	SeaweedFS 8.6/10 Visit ↗
At a glance
Editor score	9.3	8.6
Ranking	#2 in Object Storage Services	#8 in Object Storage Services
Best for	Enterprise AWS-native object storage	Open-source storage with file and data-lake access
Pricing model	Paid	Free plan + paid
Starting price	$0.02/mo	$20/GB/yr
Free plan	—	✓ (best)
Free trial	—	—
Deployment	Cloud	Desktop, Self-hosted
Platforms	Web	Linux, macOS, Windows
Integrations	8 integrations	14 integrations
Features Amazon S3 4/4 · SeaweedFS 4/4
S3 compatibility	✓	✓
Object versioning	✓	✓
Lifecycle rules	✓	✓
Object immutability	✓	✓
Specs
Max object size	50000 GB	Not checked yet
Replication scope	Cross-region	Cross-region
Our review
Pros	Cross-Region Replication, versioning, and Object Lock retention controls Storage classes and lifecycle rules support archiving and deletion workflows REST API, SDK, CLI, console, and broad AWS service integrations	S3-compatible API plus POSIX and FUSE file access Versioning, lifecycle rules, Object Lock, and replication Kubernetes support with Helm and CSI integration
Cons	No free plan is available Pricing varies by region, storage class, requests, and data transfer Its broad feature set is centered on AWS services and tooling	Free use is limited to development and testing under 25 TB Production deployments require a paid license Enterprise pricing is custom for 5 PB and above
Our verdict	Amazon S3 is a cloud object storage service built around buckets for storing, organizing, protecting, and retrieving data. It suits organizations managing applications, data lakes, backups, archives, analytics workloads, and content… Read the review →	SeaweedFS is a self-hosted distributed storage system for teams that need object, file, and data-lake access in one deployment. It provides an S3-compatible object storage API, POSIX and FUSE access, HDFS compatibility, WebDAV, and Iceberg… Read the review →

Strengths and trade-offs

• Amazon S3 — where it wins

  • Cross-Region Replication, versioning, and Object Lock retention controls
  • Storage classes and lifecycle rules support archiving and deletion workflows
  • REST API, SDK, CLI, console, and broad AWS service integrations

  Where it doesn't

  • No free plan is available
  • Pricing varies by region, storage class, requests, and data transfer
  • Its broad feature set is centered on AWS services and tooling

• SeaweedFS — where it wins

  • S3-compatible API plus POSIX and FUSE file access
  • Versioning, lifecycle rules, Object Lock, and replication
  • Kubernetes support with Helm and CSI integration

  Where it doesn't

  • Free use is limited to development and testing under 25 TB
  • Production deployments require a paid license
  • Enterprise pricing is custom for 5 PB and above

• Amazon S39.3/10 · From $0.02/mo

  Deep AWS-native object storage with powerful controls, replication, and usage-based pricing.

  Visit Amazon S3Full verdict →
• SeaweedFS8.6/10 · Free plan

  A flexible open-source storage system for teams that need S3 and file access.

  Visit SeaweedFSFull verdict →