NuSMV vs TLA+

NuSMV

6.0 #18 in Formal Verification Tools

About NuSMV

TLA+

5.9 #27 in Formal Verification Tools

About TLA+
NuSMVTLA+
Free planNoNo
Free trialNoNo
Paid from——
Open sourceNoNo
PlatformsWindows, macOS, LinuxWindows, macOS, Linux
Free planYes—
Verification methodhybridhybrid
Supported formalismstemporal-logicinvariants
CounterexamplesYesYes
Input languagesSMVTLA+ and PlusCal
Deploymentself-hostedboth

Both are listed in Best Formal Verification Tools. On The Geeks Club, NuSMV scores higher on our published basis.