.. _community:

Clawpack Community
==================

**We welcome new users!**

We also welcome new contributors; see :ref:`developers` for tips on
contributing code or new examples.

If you run into problems or can't find the answer to
your question in these docs, please send a note to the
`claw-users google group
<https://groups.google.com/forum/#!forum/claw-users>`_.

We have adopted the :ref:`code_of_conduct`.  Please see that page for more information.

**Bug reports and suggested improvements**

If you find a bug or want to suggest an improvement, please raise an issue
on the appropriate GitHub repository, for example:

- `<https://github.com/clawpack/clawpack/issues>`_ for general Clawpack
  issues,
- `<https://github.com/clawpack/doc/issues>`_ for documentation issues,
- `<https://github.com/clawpack/visclaw/issues>`_ for visualization issues,
- `<https://github.com/clawpack/pyclaw/issues>`_ for PyClaw,
- `<https://github.com/clawpack/classic/issues>`_ for the classic code,
- `<https://github.com/clawpack/amrclaw/issues>`_ for AMRClaw,
- `<https://github.com/clawpack/geoclaw/issues>`_ for GeoClaw,
- `<https://github.com/clawpack/clawutil/issues>`_ for clawutil (utility functions).

**We welcome new contributors and developers!**

See :ref:`photos` for some photos of the team.

The pages below give some tips for those who want to get involved.

- :ref:`contribute_apps` for ideas on how to make applications or examples
  you've developed available to other users.

- :ref:`developers` for instructions on how to clone the git repositories,
  create your own forks, issue pull requests, etc.

- Join or browse the `claw-dev google group
  <https://groups.google.com/forum/#!forum/claw-dev>`_
  to track discussion on the code.

.. _tutorials:

User Workshops, Clinics, and Tutorials
---------------------------------------

Available for streaming
^^^^^^^^^^^^^^^^^^^^^^^

- The `Clawpack youtube channel
  <https://www.youtube.com/channel/UCxIdwWtDvUG_kdn-KiSVroQ>`__
  now has several videos on aspects of GeoClaw.  Additional introductory
  videos on Clawpack more generally will be added.

- `Tsunamis, Landslides and Asteroid Impacts: GeoClaw Models Deadly Flows <https://www.simonsfoundation.org/2025/07/30/tsunamis-landslides-and-asteroid-impacts-geoclaw-models-deadly-flows/>`_,
  2025 Simons Foundation article on GeoClaw, accompanied by a couple of videos.

- `The GeoClaw software and tsunami modeling
  <https://csdms.colorado.edu/wiki/Presenters-0439>`__
  Webinar for CSDMS in 2019 by Randy LeVeque

- A set of 25 videos on material from the book `Finite Volume Methods for
  Hyperbolic Problems <https://www.clawpack.org/fvmhp_materials/>`__
  were recorded in 2023 and are available in `this playlist
  <https://www.youtube.com/playlist?list=PLHJVj2zE9oLRPo7Xn1QI6WTl9QrBXLkqS>`__.
  For a summary of the contents of each video, see `this webpage
  <https://faculty.washington.edu/rjl/classes/am574w2023/lectures.html>`__.

Upcoming
^^^^^^^^

No events currently planned.

Recent
^^^^^^^^

- Tutorial on GeoClaw and D-Claw at the `CSDMS Annual Meeting
  <https://csdms.colorado.edu/wiki/Form:Annualmeeting2024>`__
  in May, 2024.
  This was not recorded, but some of the teaching materials
  are available in `this Github repository
  <https://github.com/clawpack/geoclaw_tutorial_csdms2024>`__.
  including this Jupyter notebook on `Sample results for Quillayute River flooding
  <https://depts.washington.edu/clawpack/geoclaw/geoclaw_tutorial_csdms2024/quillayute/ViewPlotsQuillayute.html>`__

- GeoClaw webinars and user help sessions
  as part of the 2020 `CSDMS Annual Meeting
  <https://csdms.colorado.edu/wiki/Form:Annualmeeting2020>`__
  took place online due to COVID-19, on May 22, 2020.
  Four short presentations can be found on the `Clawpack youtube channel
  <https://www.youtube.com/channel/UCxIdwWtDvUG_kdn-KiSVroQ>`__.
  For titles and links to related slides and resources, see the
  `workshop webpage <http://www.clawpack.org/geoclawdev-2020/>`__.

- Tutorial on storm surge modeling with GeoClaw, Tulane University, as part
  of the `Clifford Lectures <http://www2.tulane.edu/sse/math/news/clifford-lectures-april-2017.cfm>`_, April, 2017.

-  Minisymposterium on Clawpack and GeoClaw at
   at the `SIAM CSE 2017 Conference <http://www.siam.org/meetings/cse17>`_,
   February/March, 2017.

- `Clinic at the CSDMS Annual Meeting
  <http://csdms.colorado.edu/wiki/CSDMS_2016_annual_meeting_Randy_LeVeque>`_
  in Boulder, CO, May 2016.

-  Minisymposterium on
   `Clawpack Development, Extensions and Applications
   <http://depts.washington.edu/clawpack/posters/siam_cse_2015/>`_
   at the `SIAM CSE 2015 Conference <http://www.siam.org/meetings/cse15/submissions.php>`_


.. _workshops:

Developer Workshops and Sprint Sessions
----------------------------------------

Upcoming
^^^^^^^^

Please join us at one of the upcoming sessions, or help plan one elsewhere...

- A Clawpack Developers Workshop is tentatively scheduled October 6-8, 2025,
  following the `5th Biennial Meeting of SIAM Pacific Northwest Section
  <https://sites.google.com/view/2025siampnwconference/home>`__.


Previous
^^^^^^^^

See the links below for summaries of some projects that
have been tackled (and/or are still work in progress).

- `GeoClaw Developers Workshop <http://www.clawpack.org/geoclawdev-2025/>`__
  held following the `CSDMS Annual Meeting
  <https://csdms.colorado.edu/wiki/Form:Annualmeeting2025>`__,
  University of Colorado, May 16-18, 2025.

- GeoClaw Developers Workshop at the `Flatiron Institute
  Center for Computational Mathematics
  <https://www.simonsfoundation.org/flatiron/center-for-computational-mathematics/>`__,
  November 8-11, 2023.

- `GeoClaw Developers Workshop <http://www.clawpack.org/geoclawdev-2020/>`__
  held via Zoom in conjunction with the `CSDMS Annual Meeting
  <https://csdms.colorado.edu/wiki/Form:Annualmeeting2020>`__,
  May 22-23, 2020.

- `GeoClaw Developers Workshop <http://www.clawpack.org/geoclawdev-2018/>`__,
  May 25-28, 2018, at the Univesity of Colorado, immediately following the
  `CSDMS Annual Meeting <https://csdms.colorado.edu/wiki/Form:Annualmeeting2018>`_.

- Developers' workshop at the University of Washington, August
  `2016 <http://www.clawpack.org/clawdev-2016/>`_.

- Developers' workshop at the University of Utah in
  `2015 <https://github.com/clawpack/clawpack/wiki/Claw-Dev-Hackathon,-March-2015>`_,
  following the
  `SIAM CSE Conference <http://www.siam.org/meetings/cse15/submissions.php>`_.

- :math:`[HPC]^3` workshops at KAUST in
  `2011 <https://sites.google.com/site/hpc3atkaust/>`_,
  `2012 <https://github.com/clawpack/pyclaw/wiki/HPC3-2012>`_,
  `2014 <https://github.com/clawpack/pyclaw/wiki/HPC3-2014>`_

- Claw-Dev workshop at UW in `2013 <http://www.clawpack.org/clawdev2013/>`_


Clawpack Swag and Logos
------------------------

- `Clawpack swag <https://shop.spreadshirt.com/numfocus/clawpack?idea=5e1cdc882051766d206bd00e>`__
  is now available!  
  More coming soon we hope, also with the new GeoClaw logo.

- See :ref:`logos` for more versions and a zip file of logos.


.. image:: clawpack_logos/ClawpackLogoTitleFrame.jpg
    :height: 100px

.. image:: clawpack_logos/GeoClawLogoTitleFrame.jpg
    :height: 100px