Please see the documentation for Clawpack at http://www.clawpack.org.
If you are cloning this repository, the following pages may be of particular interest:
- Installation instructions for Developers' (or more generally from this repository),
- Other installation options,
- Which Clawpack solver should I use?
- Developers' Guide, including guidelines for contributing to the project,
- Regression testing,
- Keeping track of repository versions with git,
- Clawpack Community, with links to Google groups, issue trackers, Developers' workshops, etc.