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SDK Download Links

Updated at: May 17, 2021 GMT+08:00

SDK Source Codes and API Documentation

  • Latest version of OBS Java SDK source code: Click here to download.
  • Earlier version of OBS Java SDK: Click here to download.
  • OBS Java SDK API document: OBS Java SDK API Reference

If you need to add the SDK as a dependency in your Maven project, see Installing the SDK.


  • For details about the version revision records, see ChangeLog.
  • Recommended JDK versions: 8, 9, and 10
  • Third-party dependency: This version is not completely compatible with earlier versions (2.1.x). httpclient4.x is replaced with okhttp3.
  • Namespace: Compatible with earlier versions (2.1.x). All external APIs are contained in the,, and packages.
  • API functions: Compatible with earlier versions (2.1.x).

Supported Earlier Versions

The earlier 2.X versions are no longer maintained. You are advised to upgrade them to the latest version as soon as possible.

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