GDPR, WCAG 2.2 AA, and EAA compliant, self-hosted CAPTCHA alternative with PoW mechanism.

A curated list of Graph/Transformer-based fraud, anomaly, and outlier detection papers & resources

🍯 Unobtrusive and flexible spam protection for Rails apps

Exchange Transport rules to detect and enable response to phishing

Anti-spam bot for Telegram and general-purpose anti-spam library and server

🗣️ Tool to generate adversarial text examples and test machine learning models against them

Spam Scanner is a Node.js anti-spam, email filtering, and phishing prevention tool and service. Built for @ladjs, @forwardemail, @cabinjs, @breejs, and @lassjs.

A GitHub action that detects and automatically closes low-quality and AI slop PRs.

Protect your website from bots with Prosopo Procaptcha

The modern spam protection. Protects your forms from spam by simply checking the content. Open source, Free to use, Accessible, and Self-Hosted.

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

List of disposable email domains. You can use it to block fake users on your newsletter.

An AI-powered GitHub Action that detects and tags spam in your repository

System based on +500 blacklists to detect internet potencialy malicious hosts

WhiteLightning distills massive, state-of-the-art language models into lightweight, hyper-efficient text classifiers. It's a command-line tool that lets you create specialized models that run anywhere—from the cloud to the edge—using the universal ONNX format for maximum compatibility.

A Deep Graph-based Toolbox for Fraud Detection in TensorFlow 2.X

An Unsupervised Graph-based Toolbox for Fraud Detection

LLM for Email Spam Detection

Code for KDD 2020 paper Robust Spammer Detection by Nash Reinforcement Learning

A list of disposable email domains, cleaned and validated by scanning MX records.