If you truly need a free, open-source link analysis tool, consider:
Anyone can sign up for the free version of Maltego. While it has limitations—such as a cap on the number of results returned per transform (usually 12 items) and restricted access to commercial data hubs—it remains an incredibly powerful tool for learning and baseline investigations. You can register for free on the Maltego Free Tier Page . 2. Install Open-Source Transforms via GitHub maltego crack github