Pervade Software OpIndex vs Stairwell: Side-by-Side Comparison (2026)

Pervade Software OpIndex: Dark web indexing & threat hunting tool covering Tor and other darknets. built by Pervade Software. Core capabilities include Semi-autonomous dark web spidering and crawling, Full content indexing of dark web pages, Keyword and pattern-based search across indexed content..

Stairwell: File analysis & threat intel search engine for SOC and IR teams. built by Stairwell. Core capabilities include Hash and IOC lookup to determine malicious file presence, YARA rule analysis (continuous and private vault), AI triage verdict with behavioral explanation..

Both serve the Threat Hunting market but differ in approach, feature depth, and target audience.

Pervade Software OpIndex differentiates with Semi-autonomous dark web spidering and crawling, Full content indexing of dark web pages, Keyword and pattern-based search across indexed content. Stairwell differentiates with Hash and IOC lookup to determine malicious file presence, YARA rule analysis (continuous and private vault), AI triage verdict with behavioral explanation.

Pervade Software OpIndex is developed by Pervade Software. Stairwell is developed by Stairwell. Vendor maturity, funding stage, and team size can be important factors when evaluating long-term viability and support quality.

Pervade Software OpIndex and Stairwell serve similar Threat Hunting use cases: both are Threat Hunting tools, both cover IOC, Cyber Threat Intelligence. Review the feature comparison above to determine which fits your requirements.