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Summary Rainloop is a “simple, modern & fast web-based email client”, written in PHP. It’s also open source licensed under AGPL v3. ...

Summary With mail servers, Just forwarding emails to multiple addresses is easy. Also, we can build an advanced mailing list system. ...

This post is about: # smtpd -dv -Tlookup I wrote about how to debug rcctl and find why an error occurs in OpenBSD last year: ...