SIREN.io Alternatives

DataWalk is a software platform to connect numerous large data sets, both external and internal, into a single repository for fast visual analysis.

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

Ensure healthy website performance, uptime, and free from vulnerabilities. Automatic checks for SSL Certificates, domains and monitor issues with your websites all from one console and get instant notifications on any issues.

Try for free freemium $9.0 / Monthly (Lite plan)

Maltego is an open source intelligence and forensics application.

Link Analysis, Data Visualization, Geospatial Mapping, and Social Network Analysis (SNA) with Sentinel Visualizer

Dradis is the open-source reporting and collaboration tool for IT security professionals.

Open Source

sn0int is a semi-automatic OSINT framework and package manager

Netglub, the really open source information gathering solution.

Open source intelligence (OSINT) automation tool.

Open Source

Visallo helps intelligence analysts, law enforcement detectives, and fraud investigators produce...

InAct is a document management and procurement system software that helps you out in document review and approval.

TLOXP

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

NetMiner is a robust solution that enables visualization and exploratory analysis of data.