Showing 5898 open source projects for "java open source"

View related business solutions
  • Our Free Plans just got better! | Auth0 Icon
    Our Free Plans just got better! | Auth0

    With up to 25k MAUs and unlimited Okta connections, our Free Plan lets you focus on what you do best—building great apps.

    You asked, we delivered! Auth0 is excited to expand our Free and Paid plans to include more options so you can focus on building, deploying, and scaling applications without having to worry about your security. Auth0 now, thank yourself later.
    Try free now
  • Cloud tools for web scraping and data extraction Icon
    Cloud tools for web scraping and data extraction

    Deploy pre-built tools that crawl websites, extract structured data, and feed your applications. Reliable web data without maintaining scrapers.

    Automate web data collection with cloud tools that handle anti-bot measures, browser rendering, and data transformation out of the box. Extract content from any website, push to vector databases for RAG workflows, or pipe directly into your apps via API. Schedule runs, set up webhooks, and connect to your existing stack. Free tier available, then scale as you need to.
    Explore 10,000+ tools
  • 1
    FWiptables. Firewall With iptables.

    FWiptables. Firewall With iptables.

    iptables mini-script in file-wizard

    The fwiptables is a one-file WIZARD, for IPTABLES with COMMAND-LINE, with CLI-MENU, with GUI-MENU, with GUI-ROLL, with GUI-SHELL. fwiptables develop with Purpose Educational Since 2020, developing code Since 2024, cleaning code Since 2025, fixing code Browse Wiki: https://sourceforge.net/p/f-iptables/wiki/browse_pages/ Anonymouse Ticket: https://sourceforge.net/p/f-iptables/tickets/
    Downloads: 8 This Week
    Last Update:
    See Project
  • 2
    Electronical interlocking system for modular model railroad layouts.
    Downloads: 5 This Week
    Last Update:
    See Project
  • 3
    CacheGuard Gateway

    CacheGuard Gateway

    CacheGuard Gateway is a UTM, a WAF, and a QoS management appliance.

    CacheGuard Gateway is a free and open-source Unified Threat Management (UTM) solution, a Web Application Firewall (WAF), and a Quality of Service (QoS) platform designed to optimize WAN traffic. To obtain a CacheGuard Gateway appliance, download CacheGuard-OS and install it on the bare-metal or virtual machine of your choice. It’s that simple and completely free. The UTM includes a firewall, web antivirus, VPN server, and a URL-filtering and SSL-inspection web proxy. ...
    Leader badge
    Downloads: 7 This Week
    Last Update:
    See Project
  • 4
    Open Source SW/HW Project for Embedded Ethernet Applications. Works with AVR ATmega256/128/103, AVR32, SAM7X, SAM7S(E), SAM9, AT91X40, GameBoy Advance, Cortex M3 / M4 (STM32, NXP LPC, LM3S), Freescale Coldfire, RTL8019AS, LAN91C111, CS8900 and DM9000E chips. Offers a tiny TCP/IP stack including HTTP, FTP and DHCP.
    Downloads: 4 This Week
    Last Update:
    See Project
  • Axe Credit Portal - ACP- is axefinance’s future-proof AI-driven solution to digitalize the loan process from KYC to servicing, available as a locally hosted or cloud-based software. Icon
    Axe Credit Portal - ACP- is axefinance’s future-proof AI-driven solution to digitalize the loan process from KYC to servicing, available as a locally hosted or cloud-based software.

    Banks, lending institutions

    Founded in 2004, axefinance is a global market-leading software provider focused on credit risk automation for lenders looking to provide an efficient, competitive, and seamless omnichannel financing journey for all client segments (FI, Retail, Commercial, and Corporate.)
    Learn More
  • 5
    Hardware Visualizer

    Hardware Visualizer

    Monitor Your Hardware In Real-Time

    Hardware Visualizer is a lightweight and open-source tool for monitoring your hardware. It lets you track CPU, GPU, memory usage, and more with minimal system impact. Hardware Visualizer is an interactive visualization tool designed to map and display computer hardware components in real time. It helps users understand their system architecture through dynamic 3D or schematic views of components such as CPU, GPU, RAM, storage, and peripherals.
    Leader badge
    Downloads: 22 This Week
    Last Update:
    See Project
  • 6
    Given SNMP-capable routers and switches, sdig can turn an IP address, DNS/WINS host name or a MAC address into a port description. Sdig will run on most any platform that net-snmp supports. It currently compiles on FreeBSD, Linux and Solaris.
    Downloads: 4 This Week
    Last Update:
    See Project
  • 7
    OmniEdge

    OmniEdge

    Bringing intranet on the internet with Zero-Config Mesh VPNS.

    OmniEdge is an Open source p2p layer 2 , zero-config mesh VPN infrastructure, a traditional VPN, AWS VPC, Ngrok, DDNS alternative. No central server, easy to scale with less maintenance. What happens in intranet, stays in in intranet.
    Downloads: 7 This Week
    Last Update:
    See Project
  • 8
    UltraVNC

    UltraVNC

    UltraVNC: Remote Access Tools VNC/RFB Remote Desktop Support Software

    UltraVNC: Remote Desktop Support Software - Remote PC Access - Remote Desktop Connection Software - VNC/RFB Compatibility - Virtual Network Computing - Remote Frame Buffer - FileTransfer - Encryption Plugin - Text Chat - MS Authentication
    Downloads: 6 This Week
    Last Update:
    See Project
  • 9
    Coyote Linux
    Coyote Linux is a security centric distribution of Linux designed to provide firewall, VPN service, IP routing, and various other functions.
    Downloads: 4 This Week
    Last Update:
    See Project
  • The Original Buy Center Software. Icon
    The Original Buy Center Software.

    Never Go To The Auction Again.

    VAN sources private-party vehicles from over 20 platforms and provides all necessary tools to communicate with sellers and manage opportunities. Franchise and Independent dealers can boost their buy center strategies with our advanced tools and an experienced Acquisition Coaching™ team dedicated to your success.
    Learn More
  • 10
    IP Wizard

    IP Wizard

    Calculate subnet masks and IP ranges on your Android device.

    Calculate subnet masks and IP ranges on your Android device.
    Downloads: 3 This Week
    Last Update:
    See Project
  • 11
    MailCleaner

    MailCleaner

    Anti Spam SMTP Gateway

    MailCleaner Open Source Edition is now discontinued but will continue under the spamtagger project https://github.com/SpamTagger [antispam] MailCleaner is an anti-spam / anti-virus filter SMTP gateway with user and admin web interfaces, quarantine, multi-domains, multi-templates, multi-languages. Using Bayes, RBLs, Spamassassin, MailScanner, ClamAV.
    Downloads: 8 This Week
    Last Update:
    See Project
  • 12
    Downloads: 2 This Week
    Last Update:
    See Project
  • 13
    Tengine

    Tengine

    A distribution of Nginx with some advanced features

    ...It is based on the Nginx HTTP server and has many advanced features. Tengine has proven to be very stable and efficient on some of the top 100 websites in the world, including taobao.com and tmall.com. Tengine has been an open source project since December 2011. It is being actively developed by the Tengine team, whose core members are from Taobao, Sogou and other Internet companies. Tengine is a community effort and everyone is encouraged to get involved. All features of nginx-1.18.0 are inherited, i.e., it is 100% compatible with nginx. Support the CONNECT HTTP method for forward proxy. ...
    Downloads: 15 This Week
    Last Update:
    See Project
  • 14
    Electronic Shelf Label Management System

    Electronic Shelf Label Management System

    DIY Electronic Shelf Label Management System

    This ESL management system incorporates the electronic shelf labels and the ESL management software. The ESL management software enables you to manage your electronic shelf labels. It accomplishes this by maintaining a database with the credentials of each ESL and the last image that was sent to it. When you choose the image to be displayed on the ESL and hit the "Send Image To ESL" button, the software encrypts that image, sends it to the specified ESL over Wi-Fi using the UDP protocol,...
    Downloads: 6 This Week
    Last Update:
    See Project
  • 15
    FlowViewer

    FlowViewer

    FlowViewer is a web-based netflow data analysis tool.

    ...FlowViewer has been developed for NASA’s Earth Sciences Data and Information System (ESDIS) networks, and credit goes to NASA for their usual outstanding support of innovation. The FlowViewer tools provide additional graphing and tracking features by utilizing open source software including Thomas Boutrell’s gd, Lincoln Stein's GD, Martien Verbruggen's GD::Graph, and Tobias Oetiker’s RRDtool. FlowViewer v4.6 fixes non-UTC local time environments for FlowViewer and FlowGrapher, and $no_devices_or_exporters FlowMonitor_Collector problem. **Note: SiLK must be v3.8.0 or later. Version 3.9 handles sFlow data.
    Downloads: 7 This Week
    Last Update:
    See Project
  • 16
    Pachtop

    Pachtop

    Cross-platform system monitor with real-time performance and resource

    Pachtop is a fast, open-source system monitoring application that provides a modern and elegant way to view your computer’s performance. Built with Rust, Tauri, and React, it delivers real-time insights into CPU, RAM, disk, and network usage while remaining lightweight and responsive. Designed for Windows, macOS, and Linux, Pachtop displays both system metrics and running applications in a clean, intuitive interface.
    Leader badge
    Downloads: 7 This Week
    Last Update:
    See Project
  • 17
    TraceMAC - Traceroute for MAC addresses

    TraceMAC - Traceroute for MAC addresses

    TraceMAC is a command-line Layer 2 traceroute for Cisco switches

    TraceMAC is a Windows/Linux command-line tool that allows you to trace a specific MAC address thru Cisco switches. It works by connecting to a switch using SSH, SNMP, Telnet, HTTP or HTTPS and do some "show commands" and later process the output, this will happen recursively until it finds the switch where that MAC address (PC/Printer/Etc) is directly connected. Note: It works with Cisco switches only and you must have CDP enabled at least on trunks/links between switches! Is tested...
    Downloads: 5 This Week
    Last Update:
    See Project
  • 18
    Simple Event Correlator (SEC) is a lightweight event correlator for network management, log file monitoring, security management, fraud detection, and other tasks which involve event correlation.
    Downloads: 3 This Week
    Last Update:
    See Project
  • 19
    babyshark

    babyshark

    terminal based packet sniffer

    Primary goal is to monitor specific packet "streams" (same source, destination MAC, IP, and UDP port, VLAN, and PCP value on embedded platforms without a GUI. It also monitors ARP requests and responses and can be used as a packet generator. It uses ncurses colorization. If you find this project useful and want to show your appreciation drop me a note or you can buy me a coffee: https://www.buymeacoffee.com/davidverbree
    Downloads: 2 This Week
    Last Update:
    See Project
  • 20
    High performance PPTP/L2TP/PPPoE/IPoE server for Linux.
    Downloads: 2 This Week
    Last Update:
    See Project
  • 21
    Bacula-Web

    Bacula-Web

    Monitoring and reporting web gui for Bacula

    Bacula-Web is a web based UI mostly written in PHP which provide you a summarized view of your Bacula's backup infrastructure. It obtain his information from your Bacula catalog's database. Latest release is available at https://github.com/bacula-web/bacula-web/releases.
    Downloads: 3 This Week
    Last Update:
    See Project
  • 22
    OSPFView
    OSPFView reads the link-state database from an OSPF daemon. Then it creates a dot graphic which can be displayed with graphviz. At the moment OpenBSD ospfd and ospf6d and gated 3.6 are supported.
    Downloads: 1 This Week
    Last Update:
    See Project
  • 23
    HTTPS-PROXY-WINDOWS

    HTTPS-PROXY-WINDOWS

    supports https and http protocol proxy;

    The project provides browser http proxy proxy service, supports https and http protocol proxy; can deploy multi-level proxy; supports TLS protocol encryption; mainly uses tools for accessing external websites with intranet hosts;
    Downloads: 2 This Week
    Last Update:
    See Project
  • 24

    ION-DTN (mirror)

    Delay-Tolerant Networking suitable for spacecraft and ground

    11/21/2025 * Official distribution sites for ION and ION-core have moved to GitHub: https://github.com/nasa-jpl/ION-DTN https://github.com/nasa-jpl/ion-core * ION documentation: https://nasa-jpl.github.io/ION-DTN/ Download link for new releases (after ION 4.1.2) is posted below. Please report all issues to GitHub. Submissions to this site will not be monitored. ============================= ION development is managed by the Jet Propulsion Lab. The Interplanetary Overlay...
    Leader badge
    Downloads: 4 This Week
    Last Update:
    See Project
  • 25
    NFSwatch lets you monitor NFS requests to any given machine, or the entire local network. It mostly monitors NFS client traffic (NFS requests); it also monitors the NFS reply traffic from a server in order to measure the response time for each RPC.
    Downloads: 1 This Week
    Last Update:
    See Project