Nessus AlternativesTop Vulnerability Scanners and other similar apps like Nessus

Nessus is described as 'Identify system vulnerabilities with automated assessments and prioritize remediation through a scoring system, offering guidance for all experience levels' and is a vulnerability scanner in the network & admin category. There are more than 25 alternatives to Nessus for a variety of platforms, including Linux, Web-based, Windows, SaaS and Mac apps. The best Nessus alternative is SiteOne Crawler, which is both free and Open Source. Other great apps like Nessus are Metasploit, OpenVAS, PhoneSploit Pro and Sucuri.

filter to find the best alternatives

Nessus alternatives are mainly Vulnerability Scanners, but if you're looking for Penetration Testing Tools or Cloud Computing Services you can filter on that. These are just examples - use the filter bar below to find more specific alternatives to Nessus.
Nessus iconNessus
  28
  • ...

Identify system vulnerabilities with automated assessments and prioritize remediation through a scoring system, offering guidance for all experience levels.

More about Nessus
Nessus alternatives page was last updated Feb 24, 2025
Copy a direct link to this comment to your clipboard
  1. SiteOne Crawler icon
     16 likes
    Copy a direct link to this comment to your clipboard

    A free in-depth website analyzer providing audits of security, performance, SEO, accessibility and other technical aspects. Available as a desktop application for Windows/macOS/Linux and as a CLI tool for advanced users and CI/CD processes. It also includes an offline web page exporter.

    24 SiteOne Crawler alternatives

    License model

    • FreeOpen Source

    Country of Origin

    • CZ flagCzechia
    • European Union flagEU

    Platforms

    • Mac
    • Windows
    • Linux

    Top SiteOne Crawler Features

    1.  Performance analysis
    2.  Graphical User Interface
    3.  Save web page for offline use
    4.  Daily Website Analysis
    5.  Ad-free
    6.  Command line interface
    7.  No Coding Required
    8.  Dark Mode
    9.  Multiplatform
    10.  Accessibility Testing
    11.  Security Testing
    12.  Electron based

    SiteOne Crawler VS Nessus

     
    • SiteOne Crawler is the most popular Windows, Mac & Linux alternative to Nessus.

    • SiteOne Crawler is the most popular Open Source & free alternative to Nessus.

    • SiteOne Crawler is Free and Open SourceNessus is Paid and Proprietary
  2. Metasploit icon
     44 likes
    Copy a direct link to this comment to your clipboard

    Metasploit Community Edition simplifies network discovery and vulnerability verification for specific exploits, increasing the effectiveness of vulnerability scanners such as Nexpose - for free. This helps prioritize remediation and eliminate false positives, providing true...

    20 Metasploit alternatives

    License model

    • Free PersonalOpen Source

    Country of Origin

    • US flagUnited States

    Platforms

    • Windows
    • Linux
    • BSD

    Metasploit Features

    1.  Security Testing

    Metasploit VS Nessus

     
  3. OpenVAS icon
     23 likes
    Copy a direct link to this comment to your clipboard

    The Open Vulnerability Assessment System (OpenVAS) is a framework of several services and tools offering a comprehensive and powerful vulnerability scanning and vulnerability management solution.

    28 OpenVAS alternatives

    License model

    • FreemiumOpen Source

    Application type

    Platforms

    • Linux

    OpenVAS Features

    1.  Vulnerability management

    OpenVAS VS Nessus

     
  4. Copy a direct link to this comment to your clipboard

    An all-in-one hacking tool to remotely exploit Android devices using ADB and Metasploit-Framework to get a Meterpreter session.

    License model

    • FreeOpen Source

    Application type

    Country of Origin

    • IN flagIndia

    Platforms

    • Mac
    • Windows
    • Linux

    PhoneSploit Pro Features

    1.  Command line interface

    PhoneSploit Pro VS Nessus

     
  5. Sucuri icon
     8 likes
    Copy a direct link to this comment to your clipboard

    A web security portfolio offering a combination of on-premise installed security software in conjunction with a cloud hosted web application firewall and CDN.

    58 Sucuri alternatives

    License model

    • FreemiumProprietary

    Country of Origin

    • US flagUnited States

    Platforms

    • Self-Hosted
    • Wordpress

    Sucuri Features

    1.  Website Monitoring

    Sucuri VS Nessus

     
    • Sucuri is the most popular Self-Hosted alternative to Nessus.

    • Sucuri is Freemium and ProprietaryNessus is Paid and Proprietary
  6. OpenSCAP icon
     4 likes
    Copy a direct link to this comment to your clipboard

    SCAP is a line of standards managed by NIST. It was created to provide a standardized approach to maintaining the security of enterprise systems, such as automatically verifying the presence of patches, checking system security configuration settings, and examining systems for...

    13 OpenSCAP alternatives

    License model

    • FreeOpen Source

    Application type

    Platforms

    • Linux

    OpenSCAP VS Nessus

     
  7. Whitespots icon
     3 likes
    Copy a direct link to this comment to your clipboard

    📈 Measure and control your application security state; 🔎 Scan your code, containers, web and mobile applications; 🔥 Remove duplicates, validate results, and create Jira tasks in seconds; 🕜 Save your engineers time and automate your processes; ? Self-hosted.

    License model

    • FreemiumProprietary

    Application type

    Platforms

    • Self-Hosted

    Whitespots Features

    1.  Vulnerability management
    2.  Vulnerability Assessment

    Whitespots VS Nessus

     
  8. Intruder icon
     10 likes
    Copy a direct link to this comment to your clipboard

    Intruder is a security monitoring platform for internet-facing systems.

    Intruder provides an easy to use security solution which continually scans your digital assets, highlighting vulnerabilities and outlining remediation advice in simple terms.

    License model

    Country of Origin

    • GB flagUnited Kingdom

    Platforms

    • Online

    Intruder Features

    1.  Security Testing
    2.  Server Monitoring

    Intruder VS Nessus

     
    Comments about Intruder as an Alternative to Nessus
    Guest
    Positive Nov 6, 2018
    0

    Perimeter focussed, easy to use, manages process for new vulnerabilities for you.

    Nessus Icon
    Intruder icon
    • Almost everyone thinks Intruder is a great Nessus alternative.

    • Intruder is the most popular Web-based alternative to Nessus.

    • Intruder is the most popular commercial alternative to Nessus.

    • Intruder is Paid and ProprietaryNessus is also Paid and Proprietary
  9. Acunetix icon
     13 likes
    Copy a direct link to this comment to your clipboard

    Audit your website security and web applications for SQL injection, Cross site scripting and other web vulnerabilities with Acunetix Web Security Scanner. Download Free Edition!

    60 Acunetix alternatives

    License model

    Application type

    Platforms

    • Windows
    • Online
    • Wordpress

    Acunetix Features

    1.  Security Testing

    Acunetix VS Nessus

     
  10. nuclei icon
     1 like
    Copy a direct link to this comment to your clipboard

    Nuclei is used to send requests across targets based on a template, leading to zero false positives and providing fast scanning on a large number of hosts. Nuclei offers scanning for a variety of protocols, including TCP, DNS, HTTP, SSL, File, Whois, Websocket, Headless etc.

    21 nuclei alternatives

    License model

    • FreeOpen Source

    Application type

    Country of Origin

    • US flagUnited States

    Platforms

    • Mac
    • Windows
    • Linux

    nuclei Features

    1.  Vulnerability Assessment

    nuclei VS Nessus

     
  11. skipfish icon
     13 likes
    Copy a direct link to this comment to your clipboard

    A fully automated, active web application security reconnaissance tool. Key features: High speed: pure C code, highly optimized HTTP handling, minimal CPU footprint - easily achieving 2000 requests per second with responsive targets.

    License model

    • FreeOpen Source

    Application type

    Country of Origin

    • US flagUnited States

    Platforms

    • Mac
    • Windows
    • Linux
    • BSD
    Discontinued

    Skipfish is no longer maintained. Last version, 2.10 beta, released in December 2012, can be still downloaded from Google Code Archive

    skipfish Features

    1.  Command line interface
    2.  Heuristic Detection

    skipfish VS Nessus

     
  12. Nexpose icon
     3 likes
    Copy a direct link to this comment to your clipboard

    Learn about our vulnerability management software, Nexpose. See how our vulnerability scanner prioritizes vulnerabilities and speeds up remediation.

    27 Nexpose alternatives

    License model

    Application type

    Country of Origin

    • US flagUnited States

    Platforms

    • Windows
    • Linux

    Nexpose Features

    1.  Open API

    Nexpose VS Nessus

     
    Comments about Nexpose as an Alternative to Nessus
    Guest
    Positive Mar 8, 2018
    0

    Better features, open API.

    Nessus Icon
    Nexpose icon
    • Nexpose is Paid and ProprietaryNessus is also Paid and Proprietary
12 of 45 Nessus alternatives