Cobalt is a comprehensive software solution for project management and collaboration.
$99/month
Best Horizon3.ai Alternatives ranked by AI · updated Aug 2026
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Horizon3.ai provides the NodeZero autonomous penetration-testing platform for security teams and managed service providers. It autonomously chains discovered weaknesses to demonstrate attack paths across internal, external, cloud, and identity environments.
Top 6 Horizon3.ai alternatives
Intruder is a powerful vulnerability scanning tool that helps businesses identify security weaknesses in their network and web applications.
Starting from $99/month
Burp Suite is a leading cybersecurity testing tool for web applications, widely used for security testing and scanning.
Starting at $399 per user per year
PentestHero is an online penetration-testing service for organizations that need to identify vulnerabilities in web applications and infrastructure. It is aimed at...
Pros
- More accessible to smaller teams than large consulting-led penetration tests
- Focuses on finding exploitable security weaknesses rather than only listing configuration issues
- Online delivery can reduce coordination overhead compared with an on-site engagement
Cons
- Less established market track record than Pentera or Cobalt
- Pricing and testing scope are not clearly published
- May provide less customization than a dedicated manual penetration-testing engagement
OWASP Zed Attack Proxy (ZAP) is an open-source web application security scanner.
Pros
- Free to use
- Active community and frequent updates
Cons
- Less user-friendly interface
- May require more technical knowledge to use effectively
Free and open-source
6
Pentera
Pentera
Pentera is an automated security-validation platform for enterprise security teams. It safely emulates attacker behavior across networks, cloud environments, endpoints, and identity...
Pros
- Broader enterprise attack-surface coverage than Penteston
- Strong breach-and-attack simulation and remediation validation
- Mature reporting for security and executive stakeholders
Cons
- Typically more expensive than lightweight testing tools
- Requires more deployment and configuration effort than simpler scanners
- Enterprise focus may be excessive for small teams
Custom pricing
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