Spam Detection

altchaTypeScript

A self-hosted, privacy-first CAPTCHA alternative using proof-of-work to protect websites and APIs from spam without tracking.

Invisible CaptchaRuby

An unobtrusive spam protection gem for Rails applications using honeypot, time-sensitive, and IP-based techniques.

CardMagic-ClassifierRuby

A Ruby library for text classification with Bayesian, LSI, logistic regression, k-NN, and TF-IDF algorithms.

shieldGo

Bayesian text classifier for Go with flexible tokenizers and storage backends.

Spam-DetectorPython

A Python-based spam detector using Naive Bayes to classify emails as spam or ham.