RTFSig vs Stairwell Analyze: side-by-side comparison (2026)

RTFSig: A tool for signature analysis of RTF files to detect potentially unique parts and malicious documents.

Stairwell Analyze: Continuous, private malware analysis and threat intel platform for enterprises, built by Stairwell.

The table above shows where their features, integrations, deployment and company size fit differ.

RTFSig is open-source with 28 GitHub stars. Stairwell Analyze is made by Stairwell. The vendor behind a product decides its roadmap, support, and longevity, so check each company's profile before you commit.

Often, yes. RTFSig and Stairwell Analyze are both Malware Analysis products, and both cover YARA. Key differences: RTFSig is Free while Stairwell Analyze is Commercial, RTFSig is open-source. Use the table above to see where features, deployment and company size fit differ.