
Qualys
Intruder
Acunetix
Burp Suite
OpenVAS
Netsparker
AlienVault USM (from AT&T Cybersecurity)
Nessus Professional is a security platform designed for businesses who want to protect the security of themselves, their clients, and their customers.

Zabbix
Paessler PRTG
Observium
Nagios
Icinga
Spiceworks Help Desk
Dell Technologies APEX
A fully featured network monitoring system that provides a wealth of features and device support.

Which is more popular?
Website, pricing, platforms and company facts side by side.
|
|
|
|
|---|---|---|
| Website | tenable.com | librenms.org |
| Pricing | — | |
| Listed in |
What each product offers, as listed by its team.


Possible disadvantages
Possible disadvantages
An editorial look at what each product does well and who it suits.


No analysis of Nessus yet.
Overall verdict
Why this product is good
Recommended for
Network administrators and IT professionals who need an efficient and scalable monitoring solution for a variety of network devices. It's particularly well-suited for those who prefer open-source software and are interested in contributing to or benefitting from community-driven improvements and support.
Walkthroughs and reviews on video.
LABS 17 Vulnerability Analysis Using the Nessus REVIEW
More videos
Network Monitoring - LibreNMS
More videos
How often each product is chosen within a category, 0–100% relative to the other.


Share your experience with using Nessus and LibreNMS. For example, how are they different and which one is better?
External articles and on-site reviews we used to compare the two products.


The main functions of Nessus are asset discovery, web scanning, prioritization, policy management, and vulnerability assessment. It enables organizations to tailor scans based on individual preferences, ensuring...
Nessus is the best alternative choice for burp suite. It is a popular vulnerability scanner software. It can scan a wide range of technologies including operating systems, databases, network devices, web servers,...
Answer: Nessus features a wide product line that includes the Nessus Cloud, Nessus Manager which is suitable for vulnerability management on-premises, Nessus Professional runs scans on client devices, such as a...
LibreNMS is a fully-fledged network monitoring system supporting various device types and vendors, including Linux, Foundry, Cisco, and many others. As a result, it’s one of the most accessible tools on this list to...
Description: LibreNMS is an open source network monitoring system that uses several network protocols to observe every device on your network. The LibreNMS API can retrieve, manage, and graph the data it collects and...
Observium is similar to LibreNMS (which is a fork of it) and comes in Enterprise, Professional and Community Editions, so you have a free version if you want to try it out. It is more a network centric tool instead of...
When comparing Nessus and LibreNMS, you can also consider the following products.

Qualys helps your business automate the full spectrum of auditing, compliance and protection of your IT systems and web applications.
Compare Qualys to Nessus or LibreNMS:

Track, record, alert and visualize performance and availability of IT resources
Compare Zabbix to Nessus or LibreNMS:

Intruder is a security monitoring platform for internet-facing systems.
Compare Intruder to Nessus or LibreNMS:

An advanced network monitoring solution to monitor network up/downtime, traffic and usage.
Compare Paessler PRTG to Nessus or LibreNMS:

Audit your website security and web applications for SQL injection, Cross site scripting and other...
Compare Acunetix to Nessus or LibreNMS:
