BlueMods AntiCheat for Minecraft Bedrock is a powerful tool designed to protect your server from hackers & cheaters

„... another popular solution to fight spam is Antispam Bee“ – Matt Mullenweg, Q&A WordCamp Europe 2014

Production-ready fullstack but simple mail server (SMTP, IMAP, LDAP, Antispam, Antivirus, etc.) running inside a container.

Extension:Moderation is a powerful anti-spam extension for MediaWiki CMS. It protects small/medium wikis against vandalism by sending all edits/uploads from new users to moderation.

A simple solution for WordPress comment spam.

Protect your website from bots with Prosopo Procaptcha

Regexp-based antispam bot

Allows administrators and managers to ban certain IP addresses from accessing a DokuWiki

Email security solution that ensures only genuine human senders reach your inbox.

A Matrix Bot to ban spammers that runs blazingly fast™ 🚀

lists to spam a lot of rubbish ... hand-curated to fight spammers and phishing harassing poor italian (domain.it) mailboxes #spamrevenge

MIMEDefang is an e-mail filtering tool that works with the Sendmail “Milter” library. MIMEDefang lets you express your filtering policies in Perl rather than C, making it quick and easy to filter or manipulate your mail.

Антиспам для групп, при входе нового участника в группу бот задает вопрос, если ответа нет, участник блокируется

ALTCHA for WordPress plugin

Generate/send RFC-compliant e-mail messages. DKIM signed (optionally). Can send over SSL/TLS with authentication. Gmail.com and mail-tester.com are happy!

Gojo Satoru is an anime themed group management bot built with python and pyrogram with anti-spam feature

The ultimate chat solution. Prevent spam, ads, swears and even bots on your server. Replaced by ChatControl Red: https://mineacademy.org/chatcontrol-red

Dockerized Anti Spam Filter

Mail Toaster 6

Module for any CMS