KLara vs Stairwell Variant Discovery: 2026 Comparison
KLara is a free threat hunting tool. Stairwell Variant Discovery is a commercial threat hunting tool by Stairwell. Compare features, ratings, integrations, and community reviews side by side to find the best threat hunting fit for your security stack.
CST VerdictBased on our analysis of NIST CSF 2.0 coverage, core features, integrations, company size fit, here is our conclusion:
Threat intelligence teams with Python expertise and existing Yara rule libraries should run KLara to parallelize malware hunting across distributed infrastructure without licensing friction. The free, open-source model (733 GitHub stars) means you own the deployment and can modify the core hunting logic to match your specific detection gaps. Skip this if your team lacks Python fluency or needs a polished UI; KLara is raw infrastructure for researchers who prefer command-line control over guided workflows.
