Browse free open source Java Networking Software and projects below. Use the toggles on the left to filter open source Java Networking Software by OS, license, language, programming language, and project status.

  • Level Up Your Cyber Defense with External Threat Management Icon
    Level Up Your Cyber Defense with External Threat Management

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  • 1
    Angry IP Scanner

    Angry IP Scanner

    A cross-platform network scanner that is fast and simple to use

    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.
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    Downloads: 3,304 This Week
    Last Update:
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  • 2
    OpenAS2

    OpenAS2

    AS2 1.1 server implementation in Java

    OpenAS2 is a java-based implementation of the EDIINT AS2 standard. It is intended to be used as a server. It is extremely configurable and supports a wide variety of signing and encryption algorithms. Supports very high traffic volume allowing parallel processing of files per partner. SUPPORT: Please use the Github issues and Discussions channels here: https://github.com/OpenAS2/OpenAs2App/ Requirements: - Java 11 or newer (tested with the LTS versions of Java up to 21) - Any OS that runs Java Planned enhancements in the next major release: - User interace configuration GUI - Certificate Exchange Management IMPORTANT: Java 8 is no longer supported.
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    Downloads: 78 This Week
    Last Update:
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  • 3
    respite vpn - ssh & openvpn injector

    respite vpn - ssh & openvpn injector

    Bypass your ISP's firewalls and connect to the internet!

    Source: https://github.com/AlizerUncaged/HTTP-Injector respite is a SSH/openVPN client that allows you to connect to the internet with custom injected HTTP Proxy headers. This application requires Java (https://www.java.com/en/download/) and .Net 4.5 (https://www.microsoft.com/en-ph/download/details.aspx?id=42642 .Net 4.5 is already preinstalled in Windows 10). There are many SSH and OpenVPN Server providers in the internet, one is https://www.tcpvpn.com HTTP Proxy responses override (source code): https://github.com/AlizerDoesJava/respite-proxy-override Please rate, any feedback is appreciated. The application and server providers are free.
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    Downloads: 192 This Week
    Last Update:
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  • 4
    SSHTOOLS

    SSHTOOLS

    Java SSH API

    This project now hosts the third-generation of Java SSH API, Maverick Synergy. This API builds on the Maverick Legacy commercial APIs and delivers a new API in a unified client/server framework. This API is available to the community under the LGPL open source license. This update includes ed25519 support, support for the new OpenSSH private key file format and stronger key exchange algorithms. The project continues to host both the original API and legacy applications created around it, however, these are now considered deprecated and we do not recommend their use in anyway.
    Downloads: 48 This Week
    Last Update:
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  • Simple, Secure Domain Registration Icon
    Simple, Secure Domain Registration

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  • 5
    Untangle
    Untangle is a Linux-based network gateway with pluggable modules for network applications like spam blocking, web filtering, anti-virus, anti-spyware, intrusion prevention, bandwidth control, captive portal, VPN, firewall, and more. Visit http://untangle.com
    Downloads: 38 This Week
    Last Update:
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  • 6
    Burp Suite Professional

    Burp Suite Professional

    Burp Suite Professional for Linux

    Burp Suite Professional (Cracked) and wrapped into a Universal Package Format (AppImage) with Java open-jdk-18. Only for Linux.
    Downloads: 66 This Week
    Last Update:
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  • 7
    jpcap is a set of Java classes which provide an interface and system for network packet capture. A protocol library and tool for visualizing network traffic is included. jpcap utilizes libpcap, a widely deployed system library for packet capture.
    Downloads: 19 This Week
    Last Update:
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  • 8
    WiKID Two-Factor Authentication System

    WiKID Two-Factor Authentication System

    Two-factor authentication system

    The WiKID Strong Authentication System is a public-key based two-factor authentication system. It is a flexible, extensible, and secure alternative to tokens, certs and passwords. Application & API support exists for Java, ASP, PHP, Ruby, OpenVPN, TACACS+, etc. Read our eGuide on how to setup your network with two-factor authentication: http://www.wikidsystems.com/learn-more/two-factor-authentication-white-papers
    Downloads: 9 This Week
    Last Update:
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  • 9
    Cyberoam iView - Open Source SIEM
    Cyberoam iView; the Intelligent Logging & Reporting solution provides organizations network visibility across multiple devices to achieve higher levels of security, data confidentiality while meeting the requirements of regulatory compliance. To know more about Cyberoam and it’s security solutions visit us at www.cyberoam.com.
    Downloads: 3 This Week
    Last Update:
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  • Build Securely on AWS with Proven Frameworks Icon
    Build Securely on AWS with Proven Frameworks

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  • 10
    Revenssis Ethical Hacking Suite

    Revenssis Ethical Hacking Suite

    Fully featured network, wireless and web app pentesting suite.

    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).
    Downloads: 14 This Week
    Last Update:
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  • 11
    Developing Open Source AntiVirus Solutions
    Downloads: 6 This Week
    Last Update:
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  • 12
    A Java library for executing, parsing and persisting NMap output.
    Downloads: 2 This Week
    Last Update:
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  • 13
    Windows Port Knocking. A Windows implementation of port knocking developed to work alongside an existing firewall (the free CHX-I Packet Filter v3.0).
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    Downloads: 7 This Week
    Last Update:
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  • 14
    Burp Suite Community Edition

    Burp Suite Community Edition

    Burp Suite Community with java wrapped in a single file

    A Universal Package Format (AppImage) for Burp Suite Community Edition with Java (openjdk-18) wrapped in a single file. It can be easily executed by a single click!
    Downloads: 6 This Week
    Last Update:
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  • 15
    Privacy and Anonymity in the Internet

    Privacy and Anonymity in the Internet

    System for anonymous Web browsing

    Our goal is to develop, implement, evaluate and provide a secure and scaleable technical infrastructure for anonymous communication. This project is supported by Deutsche Forschungsgemeinschaft (DFG).
    Downloads: 2 This Week
    Last Update:
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  • 16
    Radius Client coded in java (RFCs 2865 and 2866 compliant).
    Downloads: 5 This Week
    Last Update:
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  • 17
    winKnocks is an encrypted(DES) port knocking tool. Knock sequences are defined through XML files; users specify: number of packets of each knock sequence, payload and header of each packet. Logging capability. Generation of smoke packets.No replay-attack
    Downloads: 5 This Week
    Last Update:
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  • 18
    tnv
    TNV visualizes pcap data to graphically depict network packets, links, and ports for network traffic analysis to facilitate learning what constitutes 'normal' behavior, investigating security events, or network troubleshooting.
    Downloads: 4 This Week
    Last Update:
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  • 19

    Packet Sniffer

    Sniffs Packet on lan

    This project uses JPcap library. By using it you can view Packet level information about ongoing traffic on your network. For windows7 you need to run the Jar file as Admin.
    Downloads: 3 This Week
    Last Update:
    See Project
  • 20
    NSIA
    NSIA (Network System Integrity Analysis) is a web application monitoring system that scans web applications for potentially unwanted context such as defacements, unauthorized changes, errors, information leaks, profanity, compliance issues, etc
    Downloads: 1 This Week
    Last Update:
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  • 21
    Injection Wizard is an application for injecting traffic into WEP protected Wi-Fi networks, like aireplay-ng, but it's much more easy to use and it can work with worse conditions.
    Downloads: 1 This Week
    Last Update:
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  • 22
    A tool to monitor internet hosts` bandwidth usage in a Linux-NAT network. A daemon collects data and clients display them (currently a Java applet with a graph). It automatically detects new hosts and has a nice summary statistic.
    Downloads: 1 This Week
    Last Update:
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  • 23
    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.
    Downloads: 1 This Week
    Last Update:
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  • 24
    Generic clustering/load-balancing platform (over a LAN or internet) using java based P2P Aorta workers that execute java "tasklets". Various tasklets can be implemented to solve fractals, process images, render webpages, crack RSA "brute force".
    Downloads: 0 This Week
    Last Update:
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  • 25
    BadTuxWall will help you to implement your own firewall on a Linux operating system using an efficient graphical user interface. It also allows you to generate iptables scripts, export them and share them with friends.
    Downloads: 0 This Week
    Last Update:
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