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Apache ServiceComb Pack is an eventually data consistency solution for micro-service applications.



ServiceComb Pack is composed of alpha and omega.

The following diagram shows the relationships among alpha, omega and services. Pack Architecture

In this way, we can implement different coordination protocols, such as saga and TCC. See ServiceComb Pack Design for details.

Now we have different lanaguage implementation of Omega

Get Started

Build and Run the tests from source

User Guide

How to build and use can refer to User Guide.

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How to Contribute

See Pull Request Guide for details.


Licensed under an Apache 2.0 license.

Export Notice

This distribution includes cryptographic software. The country in which you currently reside may have restrictions on the import, possession, use, and/or re-export to another country, of encryption software. BEFORE using any encryption software, please check your country's laws, regulations and policies concerning the import, possession, or use, and re-export of encryption software, to see if this is permitted. See for more information.

The Apache Software Foundation has classified this software as Export Commodity Control Number (ECCN) 5D002, which includes information security software using or performing cryptographic functions with asymmetric algorithms. The form and manner of this Apache Software Foundation distribution makes it eligible for export under the "publicly available" Section 742.15(b) exemption (see the BIS Export Administration Regulations, Section 742.15(b)) for both object code and source code.

The following provides more details on the included cryptographic software: