The fastest way to reach a specific project is its GitHub issue tracker. For general questions, use the email below.
Please note this is a hobbyist project. Replies may take a few days, and bug reports belong on GitHub — that's where they get tracked.
For bugs, questions, or feature requests, open an issue on the matching repository:
For MRRC Modern usage questions, check the public answers page and the FDE board before emailing — many questions are already answered there, and bug reports on the board are tracked to a fix.
We participate in the amateur radio community. Look for BG1SB on the air and around hobbyist radio forums; the GitHub repositories also link any community discussions relevant to each project.