Mail filter handling SRS address rewriting
BSD-2-CLAUSE License
Modern and flexible SIP/VoIP cli tool
Declarative configuration for Gmail filters
dnsx is a fast and multi-purpose DNS toolkit allow to run multiple DNS queries of your choice wit...
DNS library in Go
Minimal SMTP client in Go. Handles MX lookup, mail server connection on common ports.
An email and SMTP testing tool with API for developers
modern full-featured open source secure mail server for low-maintenance self-hosted email