IVRE (Instrument de veille sur les réseaux extérieurs) is a framework for network recon. Build your own, self-hosted and fully-controlled alternatives to Shodan / ZoomEye / Censys and GreyNoise, run your Passive DNS service, collect and analyse network intelligence from your sensors, and more.
It relies on open-source well-known tools (Nmap, Masscan, ZGrab2, ZDNS and Zeek (Bro)) to gather data (network intelligence), stores it in a database (MongoDB is the recommended backend), and provides tools to analyze it.
It includes a Web interface aimed at analyzing Nmap scan results (since it relies on a database, it can be much more efficient with huge scans than a tool like Zenmap, the Nmap GUI, for example).
This is free and open source software.
Website: ivre.rocks
Support: GitHub Code Repository
Developer: Pierre Lalet
License: GNU General Public License v3.0

IVRE is written in Python. Learn Python with our recommended free books and free tutorials.
Related Software
| Graphical Port Scanners | |
|---|---|
| Zenmap | The Network Mapper Front End |
| IVRE | Network recon framework written in Python |
| Angry IP Scan | Scans IP addresses and ports |
| L0p4Map | Network monitoring, discovery and interactive topology visualization |
| NmapSI4 | Qt5-based GUI for Nmap |
| NetPeek | Discover devices on your local network |
| Umit | Network tool and port scanner developed in PyGTK. |
| GNOME Nettool | GNOME interface for various networking tools |
Read our verdict in the software roundup.
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