Alternatives

Nessus Alternatives & Similar Tools

Compare tools related to Nessus. Suggestions combine curated relationships with focused catalog matches from the GuruStacks directory.

OpenVAS

OpenVAS

similar - 4.2 rating

vulnerability-scanningsecurityopen-source

Open-source vulnerability scanner providing comprehensive network security auditing and vulnerability assessment for detecting security issues across IT infrastructure.

Burp Suite

Burp Suite

similar - 4.8 rating

cybersecuritypenetration-testingweb-security

Industry-standard web application security testing platform for manual and automated penetration testing, used by security professionals worldwide.

Astelia

Astelia

similar

cybersecurityvulnerability-managementsecurity-assessment

Cybersecurity platform using AI to identify reachable vulnerabilities and generate prioritized remediation paths.

Claude Security

Claude Security

similar

cybersecuritycode-securityvulnerability-scanning

Code security scanner that reasons through data flows and dependencies to identify complex, multi-file vulnerability patterns and generates targeted patches.

Trivy

Trivy

similar - 4.4 rating

container-securityvulnerability-scanningdevsecops

Open-source security scanner by Aqua Security for finding vulnerabilities, misconfigurations, and secrets in containers, filesystems, Git repos, and Kubernetes clusters.

Qualys

Qualys

similar - 4.3 rating

vulnerability-managementsecuritycompliance

Enterprise cloud security and compliance platform providing vulnerability management, web app scanning, container security, and compliance monitoring across hybrid IT environments.

OWASP ZAP

OWASP ZAP

similar - 4.2 rating

cybersecurityweb securityvulnerability scanner

Open-source web application security scanner for finding vulnerabilities during development and testing.

Checkov

Checkov

similar - 4.4 rating

infrastructure-as-codesecuritypolicy-as-code

Policy-as-code static analysis tool that scans IaC configurations across Terraform, CloudFormation, and Kubernetes for security misconfigurations.

John the Ripper

John the Ripper

similar - 4.2 rating

password-auditingcybersecuritypenetration-testing

Open-source password security auditing and recovery tool supporting 100+ hash types for testing password strength across platforms.

NordVPN

NordVPN

similar - 4.2 rating

vpnprivacysecurity

Leading VPN service offering encrypted tunneling, threat protection, and privacy tools across all major platforms with a strict no-logs policy.

Accuknox

Accuknox

similar

cloud-securitycompliancerisk-management

Cloud security platform that detects and fixes misconfigurations across public and private cloud infrastructure.

Ethiack

Ethiack

similar

cybersecuritysecurity-testingpenetration-testing

Ethical hacking platform combining AI and human expertise to identify vulnerabilities and manage external attack surface.