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Fibratus is a free digital forensics and incident response tool. CyLR is a free digital forensics and incident response tool. Compare features, ratings, integrations, and community reviews side by side to find the best digital forensics and incident response fit for your security stack.
Based on our analysis of available product data, here is our conclusion:
Windows incident responders and threat hunters working inside corporate networks will get the most from Fibratus because it gives raw kernel-level visibility into process behavior without the licensing cost of commercial EDR. It's free and open-source with 2,373 GitHub stars, which means you're getting tested code plus a community that actually uses it for real investigations. Skip this if you need cross-platform coverage or graphical case management; Fibratus is Windows-only and command-line driven, built for practitioners who think in system calls, not dashboards.
Incident responders who need to collect forensic artifacts from Windows hosts fast will appreciate CyLR's minimal footprint and speed; it grabs what matters without the bloat of full-disk imaging. The tool is free and maintained on GitHub with 714 stars, meaning you're not paying for licensing and the codebase gets real-world scrutiny. CyLR prioritizes collection over analysis, so you'll need a separate tool to process and examine artifacts once they're gathered; it's a triage accelerant, not a complete DFIR platform.
A modern tool for Windows kernel exploration and observability with a focus on security.
CyLR is a Live Response Collection tool for quickly and securely collecting forensic artifacts from hosts with NTFS file systems.
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Common questions about comparing Fibratus vs CyLR for your digital forensics and incident response needs.
Fibratus: A modern tool for Windows kernel exploration and observability with a focus on security..
CyLR: CyLR is a Live Response Collection tool for quickly and securely collecting forensic artifacts from hosts with NTFS file systems..
Both serve the Digital Forensics and Incident Response market but differ in approach, feature depth, and target audience.
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