Alternatives

• InQuest/ThreatIngestor - Extract and aggregate threat intelligence.
• thalesgroup-cert/Watcher - Watcher - Open Source Cybersecurity Threat Hunting Platform. Developed with Django & React JS.
• projectdiscovery/nuclei - Fast and customizable vulnerability scanner based on simple YAML based DSL.
• projectdiscovery/uncover - Quickly discover exposed hosts on the internet using multiple search engines.