Port Scanners for Linux

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Browse free open source Port Scanners and projects for Linux below. Use the toggles on the left to filter open source Port Scanners by OS, license, language, programming language, and project status.

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  • 1
    masscan

    masscan

    Mass IP port scanner

    Masscan is an Internet-scale port scanner, able to scan the entire Internet in just 6 minutes or less. It's considered the fastest port scanner and is similar to the famous port scanner nmap, and like port scanners scanrand and unicornscan it uses asynchronous transmissions. However, it is more flexible when it comes to arbitrary port and address ranges. Masscan not only detects when ports are open, it can also check banners. And while it is useful for smaller, internal networks, it's designed with the entire internet in mind. Do take note however that Masscan uses its own custom TCP/IP stack, so anything other than a simple port scan could cause conflict with the local TCP/IP stack unless certain configurations are done.
    Downloads: 55 This Week
    Last Update:
    See Project
  • 2
    RustScan

    RustScan

    The Modern Port Scanner

    The Modern Port Scanner. Find ports quickly (3 seconds at its fastest). Run scripts through our scripting engine (Python, Lua, Shell supported). Scans all 65k ports in 3 seconds. Full scripting engine support. Automatically pipe results into Nmap, or use our scripts (or write your own) to do whatever you want. Adaptive learning. RustScan improves the more you use it. No bloated machine learning here, just basic maths. The usuals you would expect. IPv6, CIDR, file input and more. Automatically pipes ports into Nmap. RustScan is a modern take on the port scanner. Sleek & fast. All while providing extensive extendability to you. Not to mention RustScan uses Adaptive Learning to improve itself over time, making it the best port scanner for you. Speed is guaranteed via RustScan. However, if you want to run a slow scan due to stealth that is possible too. We have tests that check to see if RustScan is significantly slower than the previous version.
    Downloads: 46 This Week
    Last Update:
    See Project
  • 3
    ZMap

    ZMap

    ZMap is a fast single packet network scanner for network surveys

    ZMap is a fast single packet network scanner designed for Internet-wide network surveys. On a typical desktop computer with a gigabit Ethernet connection, ZMap is capable scanning the entire public IPv4 address space in under 45 minutes. With a 10gigE connection and PF_RING, ZMap can scan the IPv4 address space in under 5 minutes. ZMap operates on GNU/Linux, Mac OS, and BSD. ZMap currently has fully implemented probe modules for TCP SYN scans, ICMP, DNS queries, UPnP, BACNET, and can send a large number of UDP probes. If you are looking to do more involved scans, e.g., banner grab or TLS handshake, take a look at ZGrab 2, ZMap's sister project that performs stateful application-layer handshakes. ZDNS is a utility for performing fast DNS lookups, such as completing an A lookup for all names in a zone file, or collecting CAA records for a large number of websites. ZDNS contains its own recursive resolver and supports A, AAAA, ANY, AXFR, CAA, CNAME, DMARC, MX, NS, PTR, TXT, etc.
    Downloads: 19 This Week
    Last Update:
    See Project
  • 4
    jNetMap

    jNetMap

    Graphical network monitoring and documentation tool

    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
    Leader badge
    Downloads: 19 This Week
    Last Update:
    See Project
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  • 5
    NATMap

    NATMap

    TCP/UDP port mapping for full cone NAT

    This project is used to establish a TCP/UDP port mapping from an ISP NAT public address to a local private address. If all layers of NAT are full cones (NAT-1), any host can access internal services through the mapped public address. In bind mode, all traffic does not go through this program.
    Downloads: 2 This Week
    Last Update:
    See Project
  • 6
    Smap

    Smap

    a drop-in replacement for Nmap powered by shodan.io

    Smap is a passive port scanner designed as a drop-in alternative to Nmap while using Shodan.io data. It accepts many familiar Nmap-style command-line arguments and can produce Nmap-like output formats, which makes it easier to integrate into existing workflows. Because it relies on Shodan’s free API, it can scan quickly without directly contacting targets in its default mode. The project emphasizes speed, with support for scanning large numbers of hosts per second. Smap can provide service and version fingerprinting, vulnerability detection, and results in formats such as XML, greppable, normal, JSON, and custom output. It is useful for authorized reconnaissance where fast external visibility matters, while users should remember that passive results may be delayed or incomplete compared with active scanning.
    Downloads: 1 This Week
    Last Update:
    See Project
  • 7

    Net Tools for Development

    A collection of network-oriented tools

    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)
    Downloads: 2 This Week
    Last Update:
    See Project
  • 8
    Multi Threaded TCP Syn Port Scanner To know more about SecPoint IT security solutions visit us at www.secpoint.com
    Downloads: 4 This Week
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    See Project
  • 9
    pj-net-tools

    pj-net-tools

    Pure Java Network Tools

    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
    Downloads: 4 This Week
    Last Update:
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  • 10

    AsyncPortScanner

    Cross-platform asynchronous port scanner written in Nim.

    Fast cross-platform asynchronous port scanner written in Nim.
    Downloads: 3 This Week
    Last Update:
    See Project
  • 11
    PScan: A port scanner for PalmOS Devices. This scanner is being developed by the Blue Collar Hacker's Union and is meant to be built using GNU tools (PRC-Tools, specifically), to be released under GPL.
    Downloads: 3 This Week
    Last Update:
    See Project
  • 12
    Gobbler: A tool to audit DHCP networks Includes DHCP rogue server detection, DHCP DoS, distributed spoofed port scanner using DHCP to obtain many source IP addresses, mulitple arp scans, filtered port detection, spoofed OS detection (nmap + port 0)
    Downloads: 3 This Week
    Last Update:
    See Project
  • 13
    Unicornscan is an asynchronous TCP and UDP port scanner developed by the late Jack C. Louis.
    Downloads: 3 This Week
    Last Update:
    See Project
  • 14
    Portscan is a simple TCP port scanner (connect scan, similar to nmap -sC). It is implemented with threads for better speed. Please see the code and review it. Criticism is more than welcome. Helps needed to make it robust.
    Downloads: 2 This Week
    Last Update:
    See Project
  • 15

    knocker

    A simple, portable port scanner

    Knocker is a simple, versatile, and easy-to-use TCP security port scanner written in C, using threads. It is able to analyze hosts and the network services which are running on them. It is available for Linux, FreeBSD, Unix, and Windows95/98/2000.
    Downloads: 2 This Week
    Last Update:
    See Project
  • 16
    this script makes it easy tasks such as DoS attacks,Reverse IP Domain Checker , Scan Ports , LFI Scanner on target website, Jce Joomla Exploiter,... This Script Was Made to Work on GNU/LINUX Back Track R2 && R3
    Downloads: 1 This Week
    Last Update:
    See Project
  • 17
    LinScope is GUI(QT), port scanner with enumerating windows network shares (SMB). LinScope can save favorites list. You can add different ip address ranges and scan them apart or together. Linscope searches FTP and HTTP services too.
    Downloads: 1 This Week
    Last Update:
    See Project
  • 18
    GHZ Tools v0.6 Build 9645 Release Data (02/09/2014) 7zPass: MHg2NzY4N0E3NDZGNkY2QzczMzAzNj== (base64/hex) Properties: 1)- Brute Forcer: WordPress Joomla 4images osCommerce Drupal, Razor Ftp cPanel Whmcs DirectAdmin Authentication Bypass SSH Authentication vBulletin Kleeja OpenCart WordPress Xmlrpc 2)- Remote Exploits: JCE Webdav 3)- SQL Injector: Auto SQL Injection 4)- Hash Cracker: MD2 MD4 MD5 SHA1 MD5(MD5(PASS)) SHA1(SHA1(PASS)) 5)- URL Fuzzer: URL Fuzzer 6)- Web Scanner: RFI/LFI URL Scanner Web Extractor Open Port Scanner URL Crawler SQLi Scanner
    Downloads: 1 This Week
    Last Update:
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  • 19
    PHP, Perl and MySql based web interface for the Nessus security scanner and Nmap port scanner. The system presents scan results via a Email notification, a HTML interface, or exported to a PDF file.
    Downloads: 1 This Week
    Last Update:
    See Project
  • 20
    VScan is a small, text-based, platform independent port scanner written in python, which supports multithreading and banner grabbing.
    Downloads: 1 This Week
    Last Update:
    See Project
  • 21
    EbolaShell -Ddos with multiple methods -DNS info and reporting -Whois site look up -Port scanner -Site Check ( is it up) (only checks site from server location)
    Downloads: 1 This Week
    Last Update:
    See Project
  • 22
    Jave Port Scanner will search your system ports and it will show the active port infomation in Grid format.
    Downloads: 1 This Week
    Last Update:
    See Project
  • 23
    This is a driver for the Artec AS6E parallel port scanner. It now can be run through a SANE interface, or as a stand-alone program. Version 0.4 scans pretty well in all modes, and at all hardware resolutions. It works in EPP, PS/2, and SPP modes.
    Downloads: 0 This Week
    Last Update:
    See Project
  • 24
    AuraScan is a php Port Scanner.
    Downloads: 0 This Week
    Last Update:
    See Project
  • 25
    Downloads: 0 This Week
    Last Update:
    See Project
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