Spyre is a free incident response solution. Sygnia Incident Response Retainer is a commercial incident response solution by Sygnia. Features, integrations, deployment and the company behind each one, side by side.
A simple, self-contained modular host-based IOC scanner for incident responders.
Pre-contracted IR retainer providing 24/7 expert access and fixed budgets.
See more solutions in this category, or build a security stack from your picks.
Based on what each listing shows: deployment, company size, price and open source.
Spyre fits if you need to run it on your own servers, you are a startup or a small business, you need a free product and you want an open-source product.
Sygnia Incident Response Retainer fits if you want a cloud product.
Common questions when comparing Spyre vs Sygnia Incident Response Retainer for incident response.
Spyre: A simple, self-contained modular host-based IOC scanner for incident responders.
Sygnia Incident Response Retainer: Pre-contracted IR retainer providing 24/7 expert access and fixed budgets. Built by Sygnia.
The table above shows where their features, integrations, deployment and company size fit differ.
Spyre is open-source with 176 GitHub stars. Sygnia Incident Response Retainer is made by Sygnia. The vendor behind a product decides its roadmap, support, and longevity, so check each company's profile before you commit.
Often, yes. Spyre and Sygnia Incident Response Retainer are both Incident Response products. Key differences: Spyre is Free while Sygnia Incident Response Retainer is Commercial, Spyre is open-source. Use the table above to see where features, deployment and company size fit differ.
No Incident Response shortlist yet. This is the closest one.
Updated 2026-11-02
See the shortlist
