Defender Lens vs ProcFilter: side-by-side comparison (2026)
Defender Lens is a commercial detection engineering solution by DefenderLens. ProcFilter is a free detection engineering solution. Features, integrations, deployment and the company behind each one, side by side.
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Turn Any Threat into a Detection Rule
ProcFilter is a process filtering system for Windows with built-in YARA integration, designed for malware analysts to create YARA signatures for Windows environments.
Side-by-side comparison
Feature
Defender Lens
ProcFilter
Pricing model
Commercial
Free
Category
Detection Engineering
Detection Engineering
Deployment and fit
Deployment type
Cloud
On-Premises
Company size fit
Mid-Market, Enterprise
Startup, SMB, Mid-Market, Enterprise
Open source
GitHub stars
–
397
Last commit
–
Feb 2020
Company
Company
DefenderLens
–
Use cases and capabilities
Detection Rules
Yes
No
Rule Management
Yes
No
Attack Detection
Yes
No
Rule Generation
Yes
No
Rule Writing
Yes
No
Rules
Yes
No
Threat Research
Yes
No
Anomaly Detection
Yes
No
Rule Engine
Yes
No
Alerting
Yes
No
Windows
No
Yes
YARA
No
Yes
Core features
10 features listed
No features listed
Integrations
6 integrations listed
No integrations listed
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