Oikik Antispam is described as 'The oikik hosted antispam system is divided into multiple filtering layer that a message passes through prior to being delivered to your inbox'. There are eight alternatives to Oikik Antispam for a variety of platforms, including Linux, Self-Hosted solutions, Online / Web-based, Windows and Mac. The best alternative is Rspamd, which is both free and Open Source. Other great apps like Oikik Antispam are SpamAssassin (Free, Open Source), Proxmox Mail Gateway (Paid, Open Source), MailScanner (Free, Open Source) and Scrollout F1 (Free, Open Source).
Use this program to "Unspam" your mailbox(es). The program can be integrated with the mail server to automatically filter all mail for a site. It can also be run by individual users on their own mailbox and integrates with several mail programs.
MailScanner is a open source email security system design for Linux-based email gateways. It is used at over 30,000 sites around the world, protecting top government departments, commercial corporations and educational institutions.
EuropeanMX blocks incoming spam and virus emails before they are reaching your network. With our outgoing filter you can secure your server's reputation. And last but not least we are offering encrypted cloud storage to archive all your emails.