ActiveState Library is a commercial software composition analysis solution by ActiveState. Nessus Professional is a commercial vulnerability assessment solution by Tenable. Features, integrations, deployment and the company behind each one, side by side.
Curated open-source package library with vuln tracking, SBOM, and license compliance.
Vulnerability scanner for assessing networks, systems, and apps for security flaws.
See more solutions in this category, or build a security stack from your picks.
Based on what each listing shows: deployment, company size, price and open source.
ActiveState Library fits if you want a cloud product.
Nessus Professional fits if you need to run it on your own servers.
Common questions when comparing ActiveState Library vs Nessus Professional for software composition analysis.
ActiveState Library: Curated open-source package library with vuln tracking, SBOM, and license compliance. Built by ActiveState.
Nessus Professional: Vulnerability scanner for assessing networks, systems, and apps for security flaws. Built by Tenable.
The table above shows where their features, integrations, deployment and company size fit differ.
ActiveState Library is made by ActiveState. Nessus Professional is made by Tenable. The vendor behind a product decides its roadmap, support, and longevity, so check each company's profile before you commit.
In part. ActiveState Library and Nessus Professional are not in the same category on CybersecTools. Both cover CVE. Use the table above to see where features, deployment and company size fit differ.
No Software Composition Analysis shortlist yet. This is the closest one.
Updated 2026-11-02
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