Apache ZooKeeper GitHub Actions CI Travis CI Maven Central License

    For the latest information about Apache ZooKeeper, please visit our website at:

    and our wiki, at:

    Packaging/release artifacts

    Either downloaded from or found in zookeeper-assembly/target directory after building the project with maven.

        Contains all the source files which can be built by running:
        mvn clean install
        To generate an aggregated apidocs for zookeeper-server and zookeeper-jute:
        mvn javadoc:aggregate
        (generated files will be at target/site/apidocs)
        Contains all the jar files required to run ZooKeeper
        Full documentation can also be found in the docs folder

    As of version 3.5.5, the parent, zookeeper and zookeeper-jute artifacts are deployed to the central repository after the release is voted on and approved by the Apache ZooKeeper PMC:

    Java 8

    If you are going to compile with Java 1.8, you should use a recent release at u211 or above.


    We always welcome new contributors to the project! See How to Contribute for details on how to submit patches as pull requests and other aspects of our contribution workflow.


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