Open-source intelligence (OSINT) refers to the practice of collecting, analyzing, and disseminating information that is publicly available and legally obtainable.

1. Threat Intelligence 101 >> https://www.crowdstrike.com/cybersecurity-101/threat-intelligence/
2. URL, IP, domain, file hash >> https://www.virustotal.com/gui/home/search
3. URL Sandbox >> https://urlscan.io/
4. Cisco Reputation Check >> https://www.talosintelligence.com/
5. Diagnostic & lookup tools >> https://mxtoolbox.com/
6. Open Source IPS >> https://www.snort.org/
7. CyberChef >> https://gchq.github.io/CyberChef/
8. Browser Sandbox>> https://www.browserling.com/
9. IBM Reputation Check >>  https://exchange.xforce.ibmcloud.com/
10. IP Reputation Check >>https://www.abuseipdb.com/
11. Sandboxing >> https://any.run/
12. URL Category Finder >>  https://sitereview.bluecoat.com/#/
13. Advance Online Utilities >> https://centralops.net/co/
14. Protocol analyzer >> https://www.wireshark.org/
15. DNS related tools >> https://viewdns.info/
16. OSINT Framework >> https://osintframework.com/
17. Malfrat’s OSINT >> https://map.malfrats.industries/
18. OpenAI >> https://chat.openai.com/auth/login
19. Find Emails >> https://hunter.io/
20. Find People >> https://checkusernames.com/
21. Secure Password? >> https://www.security.org/how-secure-is-my-password/
22. Internet Archieve >> https://archive.org/web/
23. Reverse Image search >> https://tineye.com
24. Link and data mining >> https://www.maltego.com/downloads/
25. Data breaches >> https://haveibeenpwned.com/
26. Search Engine for IoTs>> https://www.shodan.io/
27. Cyberspace Search >> https://www.zoomeye.org/
28. Search Engine >> https://search.censys.io/
29. Website Profiler Tool >>https://builtwith.com/
30. Malware Samples and IoCs >> https://abuse.ch/
31. WhatsMyName >> https://whatsmyname.app/
32. Email Info >>https://epieos.com/
33. File Search engine >> https://filepursuit.com/
34. Domain investigation >> https://cipher387.github.io/domain_investigation_toolbox/ip.html
35. CyberGordon >> https://cybergordon.com/
36. Awesome SOC >> https://github.com/cyb3rxp/awesome-soc/blob/main/threat_intelligence.md
37. Awesome OSINT >> https://github.com/jivoi/awesome-osint/

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