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SDK Download Links

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


  • For details about the version revision records, see ChangeLog.
  • Recommended JDK versions: 7, 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).