YARA Rules for ProcFilter vs YARA Matches Correspondance Array (YMCA): 2026 Comparison
YARA Rules for ProcFilter is a free threat hunting tool. YARA Matches Correspondance Array (YMCA) is a free threat hunting tool. 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 available product data, here is our conclusion:
Threat hunters and SOC analysts who need to operationalize custom detection logic without licensing costs should adopt YARA Rules for ProcFilter; the tool translates portable YARA signatures into native ProcFilter rules, letting you reuse threat intelligence from open sources and internal research immediately. With 90 GitHub stars and free licensing, it removes the friction of building process-monitoring detections from scratch. Skip this if your team lacks the YARA expertise to write or adapt signatures, or if you need a turnkey rules engine rather than a framework for building your own.
YARA Matches Correspondance Array (YMCA)
Threat hunters working with large YARA rulesets need to see which rules actually fire against their sample corpus, and YARA Matches Correspondance Array does exactly that without the noise of unmatched rules cluttering your analysis. The tool is free and sits on GitHub with a lightweight footprint, making it a no-friction addition to existing hunting workflows. Skip this if you need real-time detection or integration with a larger platform; YMCA is a single-purpose lookup utility, not a detection engine.
