Add the marketplace
/plugin marketplace add Mailwarm/mailx-skillsInstall plugins
/pluginRun these commands in Claude Code to add this plugin to your environment. The marketplace must be added before you can install its plugins.
Diagnoses and fixes email deliverability issues by checking SPF, DKIM, DMARC, BIMI records, blacklist status, and SMTP/IMAP server connectivity. Generates DNS records for email authentication.