Every volunteer project obtains its strength from the people involved in it. We invite you to participate as much or as little as you choose.

You can:

  • Use our project and provide a feedback.
  • Provide us with the use-cases.
  • Report bugs and submit patches.
  • Contribute code, javadocs, documentation.

Mailing Lists

Get help using Daffodil or contribute to the project on our mailing lists:

users@daffodil.apache.orgsubscribe, unsubscribe, archives

For usage/help questions (e.g. DFDL schema creation, CLI/API usage) and announcements

dev@daffodil.apache.orgsubscribe, unsubscribe, archives

For those who want to contribute code to Daffodil, join in on design discussions, track issues and Daffodil development, etc.

commits@daffodil.apache.orgsubscribe, unsubscribe, archives

For tracking new commits to the Daffodil codebase

Issue tracker

Bug Reports

Found bug? Enter an issue in the Daffodil Issue Tracker on JIRA. Be sure to provide as much detail as possible in the issue description on how to reproduce the bug. It is also helpful and highly encouraged to create and submit a Test Data Markup Language (TMDL) file that illustrates the issue, enabling developers to quickly reproduce the issue.

Before submitting an issue, please:

  • Verify that the bug does in fact exist.
  • Search the issue tracker to verify there are no existing issues reporting the same bug you have found. If you do find an existing bug that sounds similar or closely related, feel free to add your information as a comment to provide extra details to help the developers fix the issue.
  • Consider tracking down and fixing the bug and submitting a pull request along with creating a bug report. Visit the Daffodil Developers wiki for information to get started contributing.

Feature Requests

Enhancement requests for new features are also welcome. The more concrete and rationale the request is, the greater the chance it will incorporated into future releases.

Source Code

The project sources are accessible via GitHub and ASF.

Website Source Code

The project website sources are accessible via GitHub and ASF.