Get an insight into the inner-workings of a given website: uncover potential attack vectors, analyse server architecture, view security configurations, and learn what technologies a site is using.


OSINTBuddy is described as 'Provides a range of tools for performing OSINT investigations. One of the key features of OSINTBuddy is its plugin system which allows investigators to easily add or modify plugins to suit their specific needs' and is an app in the security & privacy category. There are more than 10 alternatives to OSINTBuddy for a variety of platforms, including Linux, Windows, Web-based, Mac and Self-Hosted apps. The best OSINTBuddy alternative is Web Check, which is both free and Open Source. Other great apps like OSINTBuddy are SpiderFoot, Blackbird OSINT, Maltego and Sherlock.
Get an insight into the inner-workings of a given website: uncover potential attack vectors, analyse server architecture, view security configurations, and learn what technologies a site is using.


SpiderFoot automates OSINT to find everything possible about your target. It integrates with just about every data source available and utilises a range of methods for data analysis, making that data easy to navigate.

Blackbird is a robust OSINT tool that facilitates rapid searches for user accounts by username or email across a wide array of platforms, enhancing digital investigations. It features WhatsMyName integration, export options in PDF, CSV, and HTTP response formats, and...



Maltego is an open source intelligence and forensics application. It will offer you timous mining and gathering of information as well as the representation of this information in a easy to understand format.



Command line tool that checks usernames across hundreds of social media platforms, outputs results as text, CSV, or JSON, is cross-platform and open source, lightweight, privacy-respecting, supports bulk searches, aids security audits, and digital investigations.


urlscan.io is a free service to scan and analyse websites. When a URL is submitted to urlscan.io, an automated process will browse to the URL like a regular user and record the activity that this page navigation creates.




OSINT tool is a browser extension and web application built for researchers, investigators, journalists and intelligence analysts. Our extension gives you access to a suite of OSINT utilities directly on any webpage you visit.




PhoneInfoga is one of the most advanced tools to scan phone numbers using only free resources. The goal is to first gather standard information such as country, area, carrier and line type on any international phone numbers with a very good accuracy.

theHarvester is a very simple, yet effective tool designed to be used in the early stages of a penetration test. Use it for open source intelligence gathering and helping to determine a company's external threat landscape on the internet.
Prying Deep crawls dark/clear net platforms and extracts as much intelligence as possible effectively.



sn0int is a semi-automatic OSINT framework and package manager. It was built for IT security professionals and bug hunters to gather intelligence about a given target or about yourself. sn0int is enumerating attack surface by semi-automatically processing public information and...

Developed by Mozilla, the HTTP Observatory performs an in-depth assessment of a site’s HTTP headers and other key security configurations.

