L
Listicler
runZero

runZero

Comprehensive network discovery and asset inventory platform for complete visibility across IT, OT, IoT, and cloud environments.

Founded
N/A
Starting Price
Free
Category
Security & IT
Company Size
All Sizes
Last updated March 23, 2026

About runZero

runZero (formerly Rumble Network Discovery) is a network discovery and exposure management platform that provides complete asset inventory across IT, OT, IoT, mobile, and cloud environments. It combines safe active scanning, passive discovery, API integrations, and advanced fingerprinting to uncover every asset without requiring agents or credentials. Trusted by over 30,000 users and rated #1 on Gartner Peer Insights, runZero delivers unmatched visibility into managed, unmanaged, and unknown devices on your network.

Pros & Cons

Pros

  • Exceptionally fast and comprehensive network discovery
  • No agents or credentials required for scanning
  • Simple setup with multi-site deployment in days
  • Excellent detail on asset attributes and vulnerabilities
  • Highly responsive support and frequent feature updates
  • Free Community Edition for small environments

Cons

  • Can impact network devices if packet rate isn't throttled
  • Historical change analysis beyond last scan is limited
  • Some menu functions are not intuitive
  • Enterprise pricing requires custom quote

Key Features

Agentless Network Discovery

Discover all assets without credentials, agents, or tap port access

High-Fidelity Fingerprinting

Proprietary unauthenticated scanner profiles assets against nearly 1,000 attributes

Multi-Environment Visibility

Complete coverage across IT, OT, IoT, mobile, and cloud environments

Passive & Active Scanning

Combines passive discovery with safe active scanning for comprehensive results

API Integrations

Seamless integrations with existing security and IT management tools

Vulnerability Detection

Identify missing AV products, vulnerabilities, and security gaps across assets

Change Tracking

Historical scan comparison to detect network changes and new devices

Multi-Site Deployment

Centralized web console for managing discovery across multiple offices and sites

External Attack Surface Management

Discover and monitor externally exposed assets and services

Shadow IT Detection

Uncover unknown and unmanaged devices that other tools miss

Pricing

Community
Free
  • Up to 100 assets
  • Full platform features
  • Ideal for home use and small environments
Enterprise
Custom
  • Unlimited assets
  • Complete exposure management
  • IT/OT/IoT/cloud/mobile coverage
  • Advanced integrations and API access
  • Enterprise support
  • 21-day free trial

Best For

Network Asset Inventory

Discover and catalog all devices on your network including managed, unmanaged, and shadow IT

OT/IoT Security

Gain visibility into operational technology and IoT devices that traditional tools miss

Attack Surface Management

Map external and internal attack surfaces to reduce exposure and risk

Compliance Auditing

Maintain accurate asset inventories for regulatory compliance and security audits

Vulnerability Assessment

Identify assets with missing security controls, outdated software, or known vulnerabilities

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