Apache Avro Distribution 
Avro is a data serialization system.
This distribution contains the following files:
  - avro-src-x.y.z.tar.gz contains the full source for Avro, including
    all programming language implementations, documentation source, etc.
  - avro-doc-x.y.z.tar.gz contains Avro's pre-built documentation.
  - the c/, cpp/, csharp/, java/, js/, perl/, php/, py/, and ruby/
    subdirectories contain pre-built, language-specific binaries,
    bundles, etc. as conveniences.