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Plugins without a recent "Maintained as of:" date have been moved to UnmaintainedCustomPlugins. If you own one, or have confirmed that it is currently usable, feel free to move it back here and update that field.
Free Plugins
Esp
SpamAssassin plugin for Invaluement.com Service Provider DNSBLs ("SPBL")
Created by: Giovanni Bechis
License Type: Apache License, Version 2.0
Status: Active
Maintained as of: 2020-08-23
Added: 2020-09-09
Available at: https://github.com/bigio/spamassassin-dmarc
Dmarc
Dmarc policy check
Created by: Giovanni Bechis
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