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Framework and Library for Distributed Online Machine Learning
C++ Python
Latest commit afe40be Apr 25, 2016 @kmaehashi kmaehashi fix broken link



The Jubatus library is an online machine learning framework which runs in distributed environment.

See for details.

Quick Start

We officially support Ubuntu Server 12.04 LTS (x86_64) and Red Hat Enterprise Linux 6.2 or later (x86_64).

See QuickStart for detailed description.

Red Hat Enterprise Linux 6.2 or later (x86_64)

Run the following command to register Jubatus Yum repository to the system.

$ sudo rpm -Uvh

Then install jubatus and jubatus-client package.

$ sudo yum install jubatus jubatus-client

Now Jubatus is installed in /usr/bin/juba*.

$ jubaclassifier -f /usr/share/jubatus/example/config/classifier/pa.json

Ubuntu Server 12.04 LTS (x86_64)

Write the following line to /etc/apt/sources.list.d/jubatus.list to register Jubatus Apt repository to the system.

deb binary/

Now install jubatus package.

$ sudo apt-get update
$ sudo apt-get install -y --force-yes jubatus

Now Jubatus is installed in /opt/jubatus/bin/juba*.

$ source /opt/jubatus/profile
$ jubaclassifier -f /opt/jubatus/share/jubatus/example/config/classifier/pa.json

Other Platforms

For other platforms, refer to the documentation.


LGPL 2.1

Third-party libraries included in Jubatus

Jubatus source tree includes following third-party library.

  • cmdline (under BSD 3-Clause License)

Jubatus requires jubatus_core library. jubatus_core contains Eigen and fork of pficommon. Eigen is licensed under MPL2 (partially in LGPL 2.1 or 2.1+). The fork of pficommon is licensed under New BSD License.

Update history

Update history can be found from ChangeLog or WikiPage.


Patches contributed by those people.

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