Lampyre - Lampyre - an efficient data analysis and OSINT multi-tool for everyone.

LibreX - Framework and javascript free privacy respecting meta search engine

Linkurious - Search and visualize your graph data through a simple web-based interface

SearXNG - SearXNG is a free internet metasearch engine which aggregates results from various search services and databases. Users are neither tracked nor profiled.

Gephi - Gephi is an open-source software for visualizing and analyzing large networks graphs.

Sherlock - Sherlock provides insights on user engagement for product makers.