mailfilter

Customized mailfilter config with Rspamd and Bogofilter on Uberspace 7

📦 RPM packaging for Rspamd in Fedora

An SMTP proxy for Postfix which runs a content filter on the DATA portion to determine whether to pass or bounce each message

Roundcube webmail server-side whitelist helper

milter4j mail filters

This project helps to fetch the mailbox data from any given provider like outlook.

Proton Mail Sieve filter that packs all your filtering logic into a single rule. Useful on free plans where only one custom filter is allowed—this script routes Social/Updates/Forums, trashes Promotions, and skips spam, all from one filter.