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Head-to-head · Vulnerability Scanning Software

OpenVAS vs Qualys VMDR

  • Updated Oct 2026
  • Both researched from official sources
  • 3 checks side by side
Higher score OpenVAS #3 in Vulnerability Scanning Software 9.0/10 Free plan · 14-day trial Free planFree trial✓ 2 of 2 features Visit OpenVAS
Qualys VMDR #7 in Vulnerability Scanning Software 8.5/10 7-day trial Free trial✓ 2 of 2 features Visit Qualys VMDR

OpenVAS leads on 1 check, Qualys VMDR on 0, and 2 are even. Who comes out ahead on the 3 yes/no, price and count checks where we have data for both products. The editor score weighs everything else too.

Our verdict

  • Highest scoreOpenVAS · 9.0/10
  • Free planonly OpenVAS
  • Free trialboth

OpenVAS scores higher on our rubric for vulnerability scanning software: 9.0 against 8.5 out of 10; our editors rank them #3 and #7.

OpenVAS offers free plan; Qualys VMDR doesn't. On deployment model, Qualys VMDR gives you Hybrid where OpenVAS offers On_premises.

OpenVAS is the better fit for teams wanting open-source network coverage. Qualys VMDR is the better fit for large enterprises with complex asset estates.

  • OpenVAS fits best

    Teams wanting open-source network coverage

  • Qualys VMDR fits best

    Large enterprises with complex asset estates

Advertiser disclosure: iTechGuides is reader-supported. Vendors can pay for top positions in our rankings and for a place on other products' pages, and we may earn a commission when you click some links. Bought places stand at the number bought; this page and our disclosure say so. Paying vendors may get a fuller, more detailed review from our editors, and that review can change their score. How we rank.

Side by side

Feature OpenVAS 9.0/10 Visit ↗ Qualys VMDR 8.5/10 Visit ↗
At a glance
Editor score 9.0 8.5
Ranking #3 in Vulnerability Scanning Software #7 in Vulnerability Scanning Software
Best for Teams wanting open-source network coverage Large enterprises with complex asset estates
Pricing model Free plan + paid Paid
Starting price — —
Free plan ✓ (best) —
Free trial 14 days 7 days
Free trial length 14 days 7 days
Deployment Self-hosted Cloud, Self-hosted
Platforms Web, Windows, macOS, Linux Web
Support Community, Docs Email, Docs, Community
Compliance GDPR HIPAA, PCI DSS, SSO/SAML
Integrations 5 integrations 101+ integrations
Built for Small business, Mid-market, Enterprise Small business, Mid-market, Enterprise
Features OpenVAS 2/2 · Qualys VMDR 2/2
Authenticated scanning ✓ ✓
Continuous scanning ✓ ✓
Specs
Deployment model On_premises Hybrid
Supported targets network services, servers, applications, endpoints, container images routers, switches, firewalls, servers, workstations, databases, printers, wireless access devices, cloud assets, containers, mobile devices, OT and IoT assets
Asset limit 150 assets Not checked yet
Compliance frameworks CIS Benchmarks, IT-Grundschutz PCI DSS, HIPAA, CIS
Our review
Pros
  • Authenticated and unauthenticated scans across networks, servers and applications
  • Continuous scanning, daily feed updates, agents and container image scanning
  • Free asset limit of 150 with scheduling, reports, APIs and distributed scanning
  • Scans on-premises, cloud, containers, mobile, OT and IoT assets
  • Prioritizes vulnerabilities using threat intelligence and risk context
  • Connects with ServiceNow, Jira, SIEM and security operations tools
Cons
  • OPENVAS FREE is for private use and non-professional IT infrastructures
  • OPENVAS BASIC is intended for networks with fewer than 150 assets
  • OPENVAS SCAN uses quote-based pricing
  • Starts at $2,195 with no free plan
  • Broad coverage may exceed the needs of smaller environments
  • Higher tiers are required for remediation and endpoint protection
Our verdict

OpenVAS is an open-source vulnerability scanner developed and maintained by Greenbone AG. It supports unauthenticated and authenticated testing across network services, servers, applications, endpoints and container images. The product…

Read the review →

Qualys VMDR is a cloud-based vulnerability management product for organizations that need to discover assets, assess vulnerabilities and misconfigurations, prioritize risk, and coordinate remediation. It covers routers, switches,…

Read the review →
  1. OpenVASVulnerability Scanning Software 9.0Free plan · 14-day trial
  2. Qualys VMDRVulnerability Scanning Software 8.57-day trial

Strengths and trade-offs

  • OpenVAS — where it wins

    • Authenticated and unauthenticated scans across networks, servers and applications
    • Continuous scanning, daily feed updates, agents and container image scanning
    • Free asset limit of 150 with scheduling, reports, APIs and distributed scanning

    Where it doesn't

    • OPENVAS FREE is for private use and non-professional IT infrastructures
    • OPENVAS BASIC is intended for networks with fewer than 150 assets
    • OPENVAS SCAN uses quote-based pricing
  • Qualys VMDR — where it wins

    • Scans on-premises, cloud, containers, mobile, OT and IoT assets
    • Prioritizes vulnerabilities using threat intelligence and risk context
    • Connects with ServiceNow, Jira, SIEM and security operations tools

    Where it doesn't

    • Starts at $2,195 with no free plan
    • Broad coverage may exceed the needs of smaller environments
    • Higher tiers are required for remediation and endpoint protection
  • OpenVAS9.0/10 · Free plan · 14-day trial

    A broad open-source scanner with authenticated testing, continuous scans and compliance features.

    Visit OpenVASFull verdict →
  • Qualys VMDR8.5/10 · 7-day trial

    A broad vulnerability platform for enterprises managing complex, hybrid asset estates.

    Visit Qualys VMDRFull verdict →

More comparisons

Reviewed by iTechGuides Editors · Editorial team · Updated Oct 2026

Last updated · How we research and update