.. title:: Developer Preview Builds

Developer Preview Builds
------------------------

Developers and system administrators may access preview builds of Kasm Workspaces and Workspaces Images
to test the latest features and integrations before they are officially published in a release build.


.. warning::
    - Preview builds are published regularly, often daily or multiple times per day.
    - Preview build may contain bugs or unfinished features and are therefore not suitable for production environments.
    - Official customer support cannot be given for preview builds.
    - There is no supported upgrade mechanism from preview builds to official releases.



Feedback
^^^^^^^^
While preview build are not officially supported, feedback is welcome and can be submitted at in the appropriate community issue trackers.

- Kasm Workspaces: https://github.com/kasmtech/workspaces-issues/issues
- Workspaces Images: https://github.com/kasmtech/workspaces-images/issues
- Workspaces Core Images: https://github.com/kasmtech/workspaces-core-images/issues


Documentation
^^^^^^^^^^^^^
Documentation for new/updated features in preview builds of Kasm Workspaces is published in step with the code and  may be accessed using the :code:`develop` version of this site: :code:`https://kasmweb.com/docs/develop/index.html`
Notable updates are annotated in the upcoming (|next_release|) version of the Release Notes:

- `Developer Preview Docs <https://kasmweb.com/docs/develop/index.html>`__
- `Release Notes <https://kasmweb.com/docs/develop/release_notes.html>`__


Builds
^^^^^^

**Installer**

.. table::
    :widths: 200

    +-------------------------------------+-----------------------------------------------------------------------------------------------------------------------------------------------------+
    | **Build**                           | **Link**                                                                                                                                            |
    +-------------------------------------+-----------------------------------------------------------------------------------------------------------------------------------------------------+
    | **Workspaces Installer**            | `Download <https://kasmweb-build-artifacts.s3.amazonaws.com/kasm_backend/branches/develop/kasm_workspaces_develop.tar.gz>`__  :                     |
    |                                     | `Build Info <https://kasmweb-build-artifacts.s3.amazonaws.com/kasm_backend/branches/develop/build_info.json>`__                                     |
    +-------------------------------------+-----------------------------------------------------------------------------------------------------------------------------------------------------+


**Images**

All Developer Preview versions of the :doc:`Default Images <../guide/custom_images>` are published to Dockerhub under the :code:`develop` tag. e.g (:code:`kasmweb/chrome:develop`).
Source code is available in Github at the links below

- Workspaces Images: https://github.com/kasmtech/workspaces-images

- Workspaces Core Images: https://github.com/kasmtech/workspaces-core-images


**Offline Install Files**

.. table::
    :widths: 200

    +-------------------------------------+-----------------------------------------------------------------------------------------------------------------------------------------------------+
    | **Build**                           | **Link**                                                                                                                                            |
    +-------------------------------------+-----------------------------------------------------------------------------------------------------------------------------------------------------+
    | **Workspaces Service Images amd64** | `Download <https://kasmweb-build-artifacts.s3.amazonaws.com/kasm_backend/branches/develop/kasm_workspaces_service_images_develop_amd64.tar.gz>`__   |
    +-------------------------------------+-----------------------------------------------------------------------------------------------------------------------------------------------------+
    | **Workspaces Service Images arm64** | `Download <https://kasmweb-build-artifacts.s3.amazonaws.com/kasm_backend/branches/develop/kasm_workspaces_service_images_develop_arm64.tar.gz>`__   |
    +-------------------------------------+-----------------------------------------------------------------------------------------------------------------------------------------------------+
    | **Workspaces Images amd64**         | `Download <https://kasmweb-build-artifacts.s3.amazonaws.com/kasm_backend/branches/develop/kasm_workspaces_workspace_images_develop_amd64.tar.gz>`__ |
    +-------------------------------------+-----------------------------------------------------------------------------------------------------------------------------------------------------+
    | **Workspaces Images arm64**         | `Download <https://kasmweb-build-artifacts.s3.amazonaws.com/kasm_backend/branches/develop/kasm_workspaces_workspace_images_develop_arm64.tar.gz>`__ |
    +-------------------------------------+-----------------------------------------------------------------------------------------------------------------------------------------------------+