Build Application Firewall (BAF) vs Preflight: side-by-side comparison (2026)

Build Application Firewall (BAF): Real-time firewall that monitors and enforces security policy in CI/CD pipelines. Built by InvisiRisk.

Preflight: Preflight is a Go-based verification tool that helps organizations validate scripts and executables to prevent supply chain attacks by enabling secure self-compilation and trusted distribution methods.

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

Build Application Firewall (BAF) is made by InvisiRisk. Preflight is open-source with 155 GitHub stars. The vendor behind a product decides its roadmap, support, and longevity, so check each company's profile before you commit.

Often, yes. Build Application Firewall (BAF) and Preflight are both Software Supply Chain Security products, and both cover DevSecOps, Supply Chain Security. Key differences: Build Application Firewall (BAF) is Commercial while Preflight is Free, Preflight is open-source. Use the table above to see where features, deployment and company size fit differ.