SubOver vs Vulneri ASM: side-by-side comparison (2026)
SubOver is a free external attack surface management solution. Vulneri ASM is a commercial external attack surface management solution by Vulneri. Features, integrations, deployment and the company behind each one, side by side.
A powerful tool for finding and exploiting subdomain takeover vulnerabilities
ASM platform for continuous discovery and risk validation of internet-exposed assets.
Side-by-side comparison
Feature
SubOver
Vulneri ASM
Pricing model
Free
Commercial
Category
External Attack Surface Management
External Attack Surface Management
Deployment and fit
Deployment type
On-Premises
Cloud
Company size fit
Startup, SMB, Mid-Market, Enterprise
SMB, Mid-Market, Enterprise
Open source
GitHub stars
957
–
Last commit
Aug 2018
–
Company
Company
–
Vulneri
Use cases and capabilities
Security Research
Yes
No
Subdomain Enumeration
Yes
No
Attack Paths
No
Yes
Vulnerability Prioritization
No
Yes
Misconfiguration
No
Yes
Reconnaissance
No
Yes
Network Discovery
No
Yes
Visibility
No
Yes
Security Reporting
No
Yes
Inventory
No
Yes
Third Party Security
No
Yes
Vulnerability
No
Yes
Core features
No features listed
10 features listed
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