openSquat is an open-source cybersquatting and phishing domain detection tool. It searches newly registered domains to find look-alikes that might impersonate legitimate domains and brands. Detects typosquatting, homograph attacks, and domain squatting attempts. Useful for brand protection, threat intelligence, blue team operations, and phishing prevention. Supports keyword-based monitoring with customizable alerting.
git clone https://github.com/atenreiro/opensquat.git
# Install
pip install opensquat
# Search for domain squatting
opensquat --keywords keywords.txt
# With phishing detection
opensquat --keywords keywords.txt \
--phishing phishing.txt \
--output results.csv
# Check specific domain
opensquat --domain example.com --period month