Notation vs Sigstore

Notation

5.1 #18 in Code Signing Software

About Notation

Sigstore

7.2 #4 in Code Signing Software

About Sigstore
NotationSigstore
Free planNoYes
Free trialNoNo
Paid from—Free
Open sourceNoNo
PlatformsWindows, macOS, Linuxapi, Linux, macOS, self-hosted, Windows
Supported targetsOCI container images and other OCI artifacts, including SBOMs—
Certificate providedNo—
Cloud signingYes—
Trusted timestampingYes—
CI/CD signingYes—
Free plan—Yes

Both are listed in Best Code Signing Software. On Inferse, Sigstore scores higher on our published basis.