Cybersecurity tools directory
158 reviewed tools with install guidance, safe example commands and legal-use notes. Every record links to the official website, documentation and source; use tools only on systems you own or are authorised to test.
Angry IP Scanner is a simple graphical IP and port scanner that shows which addresses in a range are alive.
Masscan is an asynchronous TCP port scanner built for speed, able to cover very large address ranges far faster than tra...
Naabu is a port scanner from ProjectDiscovery that is designed to be piped together with other recon tools.
Ncat is the Nmap project's modern "netcat": it reads and writes data across networks and can act as a client, server, re...
Nmap maps which hosts are alive on a network and which TCP/UDP services they expose, including software versions and ope...
RustScan is a fast port scanner written in Rust that finds open ports quickly and can hand them to Nmap for deeper analy...
ZMap is a single-packet network scanner designed for internet-wide research, such as measuring how many hosts answer on...
arp-scan finds devices on the local Ethernet segment by sending ARP requests and listing MAC and IP addresses.
enum4linux-ng is a Python tool that enumerates information from Windows and Samba systems (shares, users, policies).
fping is a ping-like tool that probes many hosts in parallel and reports which are reachable.
hping3 crafts and sends custom TCP, UDP and ICMP packets, useful for testing firewall rules and understanding network be...
mtr combines ping and traceroute to show each network hop and its packet loss and latency over time.
tcpdump captures and prints network packets from the command line, with a powerful filter language.