Storage | Supabase 日本語

Supabase Storage is a robust, scalable solution for managing files of any size with fine-grained access controls and optimized delivery. Whether you're storing user-generated content, analytics data, or vector embeddings, Supabase Storage provides specialized bucket types to meet your specific needs.

Key features

Multi Protocol - S3 compatible Storage, RESTful API, TUS resumable uploads
Global CDN - Serve your assets with lightning-fast performance from over 285 cities worldwide
Image Optimization - Resize, compress, and transform media files on the fly with built-in image processing
Fine-grained Access Control - Manage file permissions with row-level security and custom policies
Multiple Bucket Types - Specialized storage solutions for different use cases

Get started

Choose the bucket type that fits your use case:

Files buckets: Store and serve images, videos, documents, and general-purpose files with direct URL access and row-level security.
Analytics buckets: Store data in Apache Iceberg tables for data lakes, logs, and Supabase Pipelines. Query from Postgres via foreign tables with partitioning.
Vector buckets: Store embeddings and run similarity search for semantic matching, AI, and RAG. Use HNSW indexing, distance metrics, and metadata filtering.

Examples

Working sample projects for common Storage integration patterns:

Storage templates and examples: Sample projects for resumable uploads, signed upload URLs, and serving map tiles from private buckets.
Resumable Uploads with Uppy: Upload large files with pause-and-resume support using Uppy and the TUS protocol.

Resources

Source code and REST API reference for the Storage service:

Supabase Storage API: Amazon S3-compatible object storage service that stores metadata in Postgres.
OpenAPI Spec: Interactive reference for Storage REST endpoints, request parameters, and response schemas.