Positive Technologies XSpider PRO is a commercial vulnerability assessment solution by Positive Technologies. ProjectDiscovery Nuclei is a commercial vulnerability assessment solution by ProjectDiscovery. Features, integrations, deployment and the company behind each one, side by side.
Russian vulnerability scanner for SMB infra up to 500 hosts, black/white box.
Vulnerability scanner using templates to scan apps, cloud, and networks
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Based on what each listing shows: deployment, company size, price and open source.
Positive Technologies XSpider PRO fits if you need to run it on your own servers.
ProjectDiscovery Nuclei fits if you need both cloud and on-premises options and you are a startup or a mid-market company or an enterprise.
Common questions when comparing Positive Technologies XSpider PRO vs ProjectDiscovery Nuclei for vulnerability assessment.
Positive Technologies XSpider PRO: Russian vulnerability scanner for SMB infra up to 500 hosts, black/white box, built by Positive Technologies.
ProjectDiscovery Nuclei: Vulnerability scanner using templates to scan apps, cloud, and networks, built by ProjectDiscovery.
The table above shows where their features, integrations, deployment and company size fit differ.
Positive Technologies XSpider PRO is made by Positive Technologies. ProjectDiscovery Nuclei is made by ProjectDiscovery. The vendor behind a product decides its roadmap, support, and longevity, so check each company's profile before you commit.
Often, yes. Positive Technologies XSpider PRO and ProjectDiscovery Nuclei are both Vulnerability Assessment products, and both cover Security Scanning, CVE. Use the table above to see where features, deployment and company size fit differ.
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Updated 2026-11-01
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