MinIO AIStor vs SeaweedFS

MinIO AIStor8.7Visit SeaweedFS8.6Visit

Higher score MinIO AIStor #7 in Object Storage Services 8.7/10 Free plan · pricing on request · 60-day trial Free planFree trial✓ 4 of 4 features Visit MinIO AIStor

vs

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

• MinIO AIStor fits best

  Enterprise self-hosted S3 storage

• SeaweedFS fits best

  Open-source storage with file and data-lake access

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Side by side

Feature	MinIO AIStor 8.7/10 Visit ↗	SeaweedFS 8.6/10 Visit ↗
At a glance
Editor score	8.7	8.6
Ranking	#7 in Object Storage Services	#8 in Object Storage Services
Best for	Enterprise self-hosted S3 storage	Open-source storage with file and data-lake access
Pricing model	Free plan + paid	Free plan + paid
Starting price	—	$20/GB/yr
Free plan	✓	✓
Free trial	60 days	—
Deployment	Cloud, Desktop, Self-hosted	Desktop, Self-hosted
Platforms	Web, Linux, Windows, macOS	Linux, macOS, Windows
Integrations	9 integrations	14 integrations
Features MinIO AIStor 4/4 · SeaweedFS 4/4
S3 compatibility	✓	✓
Object versioning	✓	✓
Lifecycle rules	✓	✓
Object immutability	✓	✓
Specs
Max object size	Not checked yet	Not checked yet
Replication scope	Cross-region	Cross-region
Our review
Pros	S3 compatibility with Apache Iceberg tables and SFTP access WORM retention, KMS encryption, IAM, audit logs, and monitoring Cross-site replication supports distributed object-storage deployments	S3-compatible API plus POSIX and FUSE file access Versioning, lifecycle rules, Object Lock, and replication Kubernetes support with Helm and CSI integration
Cons	Free is limited to a single-node deployment Enterprise Lite and Enterprise use contact-sales pricing Paid support and multi-node scale require an enterprise tier	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	MinIO AIStor is a self-hosted object storage platform for enterprises running AI, analytics, and other data-intensive workloads. It provides S3-compatible storage for models, datasets, documents, checkpoints, embeddings, media, and logs,… 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

• MinIO AIStor — where it wins

  • S3 compatibility with Apache Iceberg tables and SFTP access
  • WORM retention, KMS encryption, IAM, audit logs, and monitoring
  • Cross-site replication supports distributed object-storage deployments

  Where it doesn't

  • Free is limited to a single-node deployment
  • Enterprise Lite and Enterprise use contact-sales pricing
  • Paid support and multi-node scale require an enterprise tier

• 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

• MinIO AIStor8.7/10 · Free plan · pricing on request · 60-day trial

  A self-hosted S3 platform with broad controls, replication, and a free single-node tier.

  Visit MinIO AIStorFull verdict →
• SeaweedFS8.6/10 · Free plan

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

  Visit SeaweedFSFull verdict →