runZero vs JDisc Discovery Comparison: Everything You Need to Know Before Choosing

runZero is a cyber asset management and network visibility platform founded by security researcher HD Moore, the creator of Metasploit. Security and IT teams cannot protect what they do not know exists, yet many organisations have incomplete inventories, with unmanaged devices, shadow IT, operational technology and cloud resources escaping the view of traditional tools. Agent-based solutions only see systems where agents are installed, while conventional scanners may be intrusive or slow. runZero addresses this with an unauthenticated active scanning approach that identifies and fingerprints devices safely and quickly, combined with passive discovery and integrations that pull in data from existing security and IT systems. The result is a comprehensive, correlated asset inventory that covers IT, OT, IoT and cloud environments, helping teams find gaps in coverage, reduce their attack surface and respond more effectively to emerging vulnerabilities. Key capabilities include detailed fingerprinting of operating systems, hardware and services, network segmentation analysis, identification of unmanaged or rogue assets, and rapid searches across the inventory for exposures associated with newly disclosed vulnerabilities. Integrations with endpoint protection, vulnerability management, directory services, cloud providers and MDM platforms enrich asset records and highlight devices missing security controls. Explorers can be deployed on-premise, in cloud environments or on laptops to scan internal networks, and a hosted console provides dashboards, reports, alerts and query tools, with a self-hosted option available for organisations requiring greater control. Safe scanning techniques make the platform suitable for sensitive OT and industrial networks. runZero serves security teams, IT operations, managed service providers and organisations in sectors including finance, healthcare, manufacturing, education and government. A free community edition supports smaller environments and personal use. Entry pricing is listed at USD 0, a free trial is offered for the commercial tiers, and a free version is available.