Chef InSpec
8.0#1 in infrastructure testing toolsFrom $59 a yearFree planAPILinuxmacOSSelf-hosted
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It suits teams that need to express compliance or security requirements as code and assess cloud or other infrastructure. The free plan is limited to non-production, personal, non-commercial use.
It suits teams that want to assess cloud infrastructure configurations without deploying agents. The Free plan may fit users who need manual scans; Basic offers a daily scan per covered workload.