ACL2 vs NuSMV

ACL2

6.0 #2 in Formal Verification Tools

About ACL2

NuSMV

5.5 #15 in Formal Verification Tools

About NuSMV
ACL2NuSMV
Free planNoNo
Free trialNoNo
Paid from——
Open sourceNoNo
PlatformsLinux, macOS, self-hosted, WindowsWindows, macOS, Linux
Free planYesYes
Verification methoddeductivehybrid
Supported formalismstheorem-provingtemporal-logic
CounterexamplesYesYes
Proof artifactsYes—
Input languagesACL2 logic and a subset of applicative Common LispSMV
Deploymentself-hostedself-hosted

Both are listed in Best Formal Verification Tools. On Inferse, ACL2 scores higher on our published basis.