DigiCert Software Trust Manager vs Preflight: Side-by-Side Comparison (2026)

DigiCert Software Trust Manager: Code signing & software supply chain security platform with policy governance. built by DigiCert. Core capabilities include Cloud-HSM key storage (FIPS/CC-compliant) with multiple simultaneous signers per keypair, Role-based and team-based access control (RBAC) with multi-level approval workflows, Integrated threat scanning for malware, CVEs, exposed secrets, and misconfigurations..

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..

Both serve the Software Supply Chain Security market but differ in approach, feature depth, and target audience.

DigiCert Software Trust Manager is developed by DigiCert. Preflight is open-source with 155 GitHub stars. Vendor maturity, funding stage, and team size can be important factors when evaluating long-term viability and support quality.

DigiCert Software Trust Manager and Preflight serve similar Software Supply Chain Security use cases: both are Software Supply Chain Security tools, both cover DEVSECOPS, Supply Chain Security. Key differences: DigiCert Software Trust Manager is Commercial while Preflight is Free, Preflight is open-source. Review the feature comparison above to determine which fits your requirements.