— iIT-Services

The magazine computerwoche.de published a list of handy Open Source Intelligence Tools, incl.:

• Maltego – comprehensive tool for graphical link analyses that offers real-time data mining and information gathering, as well as the representation of this information on a node-based graph, making patterns and multiple order connections between said information easily identifiable
• Recon-ng – gathering tool aimed at reducing the time spent harvesting information from open sources
• theHarvester – emails, subdomains and names Harvester
• Shodan – world’s first search engine for Internet-connected devices
• Metagoofil – metadata harvester
• searchcode – search 75 billion lines of code from 40 million projects
• SpiderFoot – automates OSINT so one can find what matters, faster
• Babel X – discover and decipher geographically diverse, multilingual data into actionable insights in real time, babel street’s platform helps interpret real-time data, so one can make clear, decisive decisions that impact any mission
• Mitaka – browser extension for OSINT search
• BuiltWith – search tech stack of specific websites
• Wappalyzer – find the technology stack of any website
• DarkSearch.io – self-declared “first real” “dark web” “search engine” (yet, no longer publicly available)
• Grep.app – tool for searches across git repos

The list seems compiled from pcwdld.com, where more detailed descriptions of each tool can be found.

Furthermore, the OSINT Framework helps gathering information from free tools or resources by providing a very good overview of available applications, platforms, methods etc.