fuzz.txt vs RunSybil: side-by-side comparison (2026)
fuzz.txt is a free penetration testing solution. RunSybil is a commercial penetration testing solution by RunSybil. Features, integrations, deployment and the company behind each one, side by side.
A GitHub repository for fuzzing and testing file formats
AI-driven continuous attack surface assessment and validation platform.
Side-by-side comparison
Feature
fuzz.txt
RunSybil
Pricing model
Free
Commercial
Category
Penetration Testing
Penetration Testing
Deployment and fit
Deployment type
On-Premises
Cloud
Company size fit
SMB, Mid-Market, Enterprise
SMB, Mid-Market, Enterprise
Open source
GitHub stars
3,208
–
Last commit
Aug 2025
–
Company
Company
–
RunSybil
Use cases and capabilities
Fuzzing
Yes
No
AI Pentesting
No
Yes
Attack Paths
No
Yes
Continuous Testing
No
Yes
Vulnerability Prioritization
No
Yes
Reconnaissance
No
Yes
DAST
No
Yes
Red Team
No
Yes
Security Scanning
No
Yes
Vulnerability
No
Yes
Cloud Native
No
Yes
Core features
No features listed
10 features listed
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