#smtp

MailMergeLib is a mail message client library which provides comfortable mail merge capabilities for text, inline images and attachments, as well as good throughput and fault tolerance for sending mail messages.

Notify from Seq using a variety of email services.

Official MailSlurp Client

E-mail delivery library for Rust with DKIM support

MIMEDefang is an e-mail filtering tool that works with the Sendmail “Milter” library. MIMEDefang lets you express your filtering policies in Perl rather than C, making it quick and easy to filter or manipulate your mail.

Grade any domain's email deliverability from your terminal: SPF, DKIM, DMARC, MTA-STS, DANE, reverse DNS, STARTTLS, and blocklist checks with an A-F score and exact fixes.

Local-only, agent-agnostic marketing/outreach skill: SQLite CRM, file-approved sends, SMTP.

AI Agent Bounty System - Task publishing, grabbing, credits escrow and mail communication