Nginx Block Bad Bots, Spam Referrer Blocker, Vulnerability Scanners, User-Agents, Malware, Adware, Ransomware, Malicious Sites, with anti-DDOS, Wordpress Theme Detector Blocking and Fail2Ban Jail for Repeat Offenders

A no-nonsense CAPTCHA system with seamless UX | Backend component

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

@shieldy_bot Telegram bot repository

Apache Block Bad Bots, (Referer) Spam Referrer Blocker, Vulnerability Scanners, Malware, Adware, Ransomware, Malicious Sites, Wordpress Theme Detectors and Fail2Ban Jail for Repeat Offenders

Discord spam bots with multiple account support, account creator, auto-join, proxies, mass direct message and more.

The widget and docs for the proof of work challenge used in Friendly Captcha. Protect your websites and online services from spam and abuse with Friendly Captcha, a privacy-first anti-bot solution.

Project dedicated to fight Layer 7 DDoS with proof of work, with an additional WAF and controller. Completed with full set of features and containerized for rapid and lightweight deployment.

Protect your website from bots with Prosopo Procaptcha

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

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

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

A simple discord anti spam node.js module to prevent spam on your discord server

Independent, privacy-first, self-hostable PoW CAPTCHA service made in EU

Intelligent Junk Mail Handler

Anti-Spam bot for Discord

PHP spam protection. CAPTCHA-free alternative

A secure, modern PHP contact form solution using AJAX, Google reCAPTCHA v3, Bootstrap 5, and PHPMailer. Includes spam protection with honeypot, validation, and SMTP support

Text-based logic question captcha's for Rails 🚫🤖

A lightweight Truecaller alternative app utilizing Truecaller’s API for enhanced call identification and spam protection. Efficient, reliable, and user-friendly for seamless communication management.