Open Source Java Network Scanners

Angry IP scanner is fast and friendly network scanner for Windows, Linux, and Mac. It is very extensible, allowing it to be used for very wide range of purposes, with the primary goal of being useful to network administrators.

jNetMap is a graphical network monitoring and documentation tool. It will ping all registered devices every x minutes, updating the status according to the result of the ping. Requires Java 8 or higher

This Eclipse RCP application contains several free, useful network tools. Among others: - Standard network tools: ping, netstat, traceroute, nslookup - A port scanner - Servers: HTTP, FTP, TFTP servers - an HTTP proxy - A TCP tunnel - Clients: FTP client, embeddable PuTTY (for Windows only)

Nicknamed as the "Smartphone Version of Backtrack", Revenssis Penetration Suite is a set of all the useful types of tools used in Computer and Web Application security. Tools available in it include: Web App scanners, Encode/Decode & Hashing tools, Vulnerability Research Lab, Forensics Lab, plus the must-have utilities (Shell, SSH, DNS/WHOIS Lookup, Traceroute, Port Scanner, Spam DB Lookup, Netstat... etc). All these fitting in an application approx. 10MB (post installation).

Pure Java Network Tools. Free portable cross-platform. Include: 01) ICMP-ping, 02) ICMP-traceroute, 03) DNS-check resolver, 04) Parallel Host TCP-scanner, 05) IP-calculator, 06) Syslog-server, 07) Local ARP-cache request, 08) Parallel Network Ping-Scanner, 09) Snmp-Get concrete value utility. 10) Parallel ICMP flood utility. 11) Parallel UDP flood utility. 12) TFTP-server. 13) NTP-server. 14) Host TCP-ping. 15) SNMP-MRTG traffic monitor. 16) Anonymous FTP-server. 17) Parallel Network TCP-scanner. 18) Parallel Network SNMP-scanner. 19) Parallel Network DNS-scanner. 20) Parallel SNMP-DoS. 21) Parallel HTTP/HTTPS-DoS Need JRE-1.8: https://www.oracle.com/java/technologies/javase/javase8-archive-downloads.html . Source - https://github.com/harp077/pj-net-tools . If you like this - put a star on https://github.com/harp077/pj-net-tools

AdminUCV NGN is NMS written in Java/C++, that supports IPv4 and IPv6. It brings a SNMP based manager (SNMP v1 and v2c), a graphical tool to monitor the network, a traps receiver, a MIBs compiler and tools such as ping, tracert, port scanner and sniffer.

Global IP scanner is fast and friendly network scanner for Windows, Linux, and Mac. It is very extensible, allowing it to be used for very wide range of purposes, with the primary goal of being useful to network administrators.

NetLoony is a complete Apache Server GUI written in 100% Java 1.2. Swing based and can remotely control, configure and build Apache servers. It includes a services(port) scanner and performance monitor, and plans to support other network services.

NetworkTools has 2 components: A protocol analyzer which plays a TCP client or server or pipeline, which sits between a client and server and shows how they communicate. A port scanner can scan a range of IP addresses and ports. See screenshots.

SiPS is a simple cross-platform TCP Port Scanner. Probable service names based on http://www.iana.org/assignments/port-numbers.

WebDeets Is A Network Utility App That Is Used For Network Diagnostics And Troubleshooting. Provide Features That Can Help, Network Administrators And IT Professionals To Monitor And Troubleshoot Network Performance, Identify Potential Vulnerabilities And Take Proactive Steps To Address Any Issues. It Can Convert IP Addresses To Hostnames And Vice Versa And Comes With Preloaded Commands Of Netstat And Ping. It Allows You To Save Results In Different Formats And Has A Real-Time Terminal Feature. Overall, It's A Powerful Tool For Network Administrators And IT Professionals WebDeets is a versatile Tool That Simplifies Network Diagnostics And Is Essential For Anyone Working With Complex Networks.

jNetPort is a complete Java-based network monitoring tool that includes: - Graphic User Interface for multiple port scanner engines (including Nmap) - Traceroute tool with worldwide IP location display - Graphic ping tool - Statistics section that allows one to manage, compare, and display results - Multi-tasking environment NOTE: Jpcap and Nmap required.

V3SCAN-NETWORK SCANNER FOR LINUX HELPS USERS TO SCAN NETWORK AND ALL SHARED RESOURCES CAN BE VIEWED AND ACCESSED AT SINGLE POINT OF TIME IN THE GIVEN IP RANGE.