Updated on 2024-01-02 GMT+08:00


Object Storage Service (OBS) provides a series of documents to help you better understand and use the service.

Before using OBS, read this document and other related help documents (see Table 1) to understand the basic concepts, application scenarios, and operations of OBS, so you can quickly get started with OBS.

Table 1 OBS documents



What's New

Describes the latest updates of OBS, including new functions and documents.

Function Overview

Introduces OBS functions and regions where these functions are available.

Service Overview

Introduces the basic concepts, advantages, application scenarios, billing, and permissions management of OBS.

Getting Started

Helps you quickly get started with OBS, such as creating buckets, uploading objects, and downloading objects.

Console Operation Guide

Guides you through OBS console operations with elaborated use examples.

Tools Guide

Introduces OBS tools, including OBS Browser+, obsutil, and obsfs, with use examples provided.

Image Processing Feature Guide

Describes how to use image processing on OBS Console or by calling OBS APIs.

Parallel File System Feature Guide

Introduces the basic concepts, application scenarios, limitations, user operations, and billing for the OBS Parallel File System (PFS).

Best Practices

Provides a collection of OBS best practices for typical scenarios, helping you achieve your business goals with better performance, lower costs, and more convenient operations.

API Reference

Lists the REST APIs provided by OBS, including request samples, response samples, and parameter descriptions. It helps you use APIs to conduct secondary development.

SDK Reference

Describes the OBS Software Development Kits (SDKs) in mainstream programming languages such as Java, Python, C, GO, Android, and iOS. SDKs provide parameter details, examples, and FAQs to help you smoothly conduct installation and development.


Offers you the answers to frequently asked questions about OBS.


Provides tutorials to help you learn OBS in an intuitive way.