apache
avro
Java

Apache Avro is a data serialization system.

Last updated Jul 7, 2026
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README
[!IMPORTANT]
The Rust SDK is moving to https://github.com/apache/avro-rs. Please use it for new issues
and pull requests! Apache Avro™Avro Logo ============

Current CI status (Github servers)

[![test c][test c img]][test c] [![test c#][test c# img]][test c#] [![test c++][test c++ img]][test c++] [![test java][test java img]][test java] [![test javascript][test javascript img]][test javascript] [![test perl][test perl img]][test perl] [![test ruby][test ruby img]][test ruby] [![test python][test python img]][test python] [![test php][test php img]][test php]

Current CodeQL status

[![codeql c#][codeql c# img]][codeql c#] [![codeql java][codeql java img]][codeql java] [![codeql javascript][codeql javascript img]][codeql javascript] [![codeql python][codeql python img]][codeql python]

Apache Avro™ is a data serialization system.

Learn more about Avro, please visit our website at:

https://avro.apache.org/

To contribute to Avro, please read:

https://cwiki.apache.org/confluence/display/AVRO/How+To+Contribute

[test c]: https://github.com/apache/avro/actions/workflows/test-lang-c.yml [test c#]: https://github.com/apache/avro/actions/workflows/test-lang-csharp.yml [test c++]: https://github.com/apache/avro/actions/workflows/test-lang-c++.yml [test java]: https://github.com/apache/avro/actions/workflows/test-lang-java.yml [test javascript]: https://github.com/apache/avro/actions/workflows/test-lang-js.yml [test perl]: https://github.com/apache/avro/actions/workflows/test-lang-perl.yml [test ruby]: https://github.com/apache/avro/actions/workflows/test-lang-ruby.yml [test python]: https://github.com/apache/avro/actions/workflows/test-lang-py.yml [test php]: https://github.com/apache/avro/actions/workflows/test-lang-php.yml

[codeql c#]: https://github.com/apache/avro/actions/workflows/codeql-csharp-analysis.yml [codeql java]: https://github.com/apache/avro/actions/workflows/codeql-java-analysis.yml [codeql javascript]: https://github.com/apache/avro/actions/workflows/codeql-js-analysis.yml [codeql python]: https://github.com/apache/avro/actions/workflows/codeql-py-analysis.yml

[test c img]: https://github.com/apache/avro/actions/workflows/test-lang-c.yml/badge.svg [test c# img]: https://github.com/apache/avro/actions/workflows/test-lang-csharp.yml/badge.svg [test c++ img]: https://github.com/apache/avro/actions/workflows/test-lang-c++.yml/badge.svg [test java img]: https://github.com/apache/avro/actions/workflows/test-lang-java.yml/badge.svg [test javascript img]: https://github.com/apache/avro/actions/workflows/test-lang-js.yml/badge.svg [test perl img]: https://github.com/apache/avro/actions/workflows/test-lang-perl.yml/badge.svg [test ruby img]: https://github.com/apache/avro/actions/workflows/test-lang-ruby.yml/badge.svg [test python img]: https://github.com/apache/avro/actions/workflows/test-lang-py.yml/badge.svg [test php img]: https://github.com/apache/avro/actions/workflows/test-lang-php.yml/badge.svg

[codeql c# img]: https://github.com/apache/avro/actions/workflows/codeql-csharp-analysis.yml/badge.svg [codeql java img]: https://github.com/apache/avro/actions/workflows/codeql-java-analysis.yml/badge.svg [codeql javascript img]: https://github.com/apache/avro/actions/workflows/codeql-js-analysis.yml/badge.svg [codeql python img]: https://github.com/apache/avro/actions/workflows/codeql-py-analysis.yml/badge.svg

You can use devcontainers to develop Avro:

  • Open in Visual Studio Code
  • Open in Github Codespaces

Trademark & logos

Apache®, Apache Avro and the Apache Avro airplane logo are trademarks of The Apache Software Foundation.

The Apache Avro airplane logo on this page has been designed by Emma Kellam for use by this project.

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