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Head-to-head · Infrastructure Testing Tools

Terratest vs Chef InSpec

  • Updated Oct 2026
  • Both researched from official sources
  • 5 checks side by side
Higher score Terratest #2 in Infrastructure Testing Tools 9.2/10 Open source ✓ 4 of 4 features Visit Terratest
Chef InSpec #4 in Infrastructure Testing Tools 8.9/10 Free plan · 30-day trial Free planFree trial✓ 1 of 4 features Visit Chef InSpec

Terratest leads on 0 checks, Chef InSpec on 0, and 5 are even. Who comes out ahead on the 5 yes/no, price and count checks where we have data for both products. The editor score weighs everything else too.

Our verdict

  • Highest scoreTerratest · 9.2/10
  • Free planonly Chef InSpec
  • Free trialonly Chef InSpec
  • Most featuresTerratest · 4 of 4

Terratest scores higher on our rubric for infrastructure testing tools: 9.2 against 8.9 out of 10; our editors rank them #2 and #4.

Terratest is the better fit for multi-cloud end-to-end infrastructure testing. Chef InSpec is the better fit for enterprise compliance and infrastructure assessment.

  • Terratest fits best

    Multi-cloud end-to-end infrastructure testing

  • Chef InSpec fits best

    Enterprise compliance and infrastructure assessment

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Side by side

Feature Terratest 9.2/10 Visit ↗ Chef InSpec 8.9/10 Visit ↗
At a glance
Editor score 9.2 8.9
Ranking #2 in Infrastructure Testing Tools #4 in Infrastructure Testing Tools
Best for Multi-cloud end-to-end infrastructure testing Enterprise compliance and infrastructure assessment
Pricing model Free Free plan + paid
Starting price Open source $59/device/yr
Free plan Not checked yet ✓ (best)
Free trial — 30 days
Deployment Self-hosted Self-hosted, Desktop
Support Community, Docs Community, Docs
Integrations 11 integrations 7 integrations
Built for Solo, Small business, Mid-market, Enterprise Small business, Mid-market, Enterprise
Features Terratest 4/4 · Chef InSpec 1/4
Config compliance ✓ (best) Not checked yet
Provisioning tests ✓ (best) Not checked yet
Deployed checks ✓ (best) Not checked yet
Policy as code ✓ ✓
Specs
IaC support Terraform, OpenTofu, Terragrunt, Packer, Helm Not checked yet
Execution model Local Not checked yet
Cloud support AWS, Azure, GCP Not checked yet
Our review
Pros
  • Tests Terraform, OpenTofu, Packer, Docker, Kubernetes, and Helm
  • Provides AWS, Azure, and GCP API helpers
  • Supports OPA policies and infrastructure cleanup after tests
  • Agentless local and remote assessments through SSH, WinRM, and APIs
  • CIS-aligned content and resource packs for AWS, Azure, and Google Cloud
  • Executable policies, drift detection, audit reporting, and remediation support
Cons
  • Requires Go-based development workflows
  • Runs locally rather than as a hosted application
  • Best suited to teams comfortable testing real environments
  • Commercial pricing is billed annually per node
  • Advanced capabilities are concentrated in higher-tier plans
  • Requires policy-as-code expertise for custom compliance coverage
Our verdict

Terratest is an open-source Go library for testing infrastructure code. It is designed for teams working with Terraform, OpenTofu, Terragrunt, Packer, Docker, Kubernetes, Helm, AWS, Azure, GCP, and OPA. Rather than limiting checks to…

Read the review →

Chef InSpec is an open-source compliance-as-code framework for security, DevOps, and compliance teams assessing applications, infrastructure, containers, cloud resources, and operating systems. It expresses security and compliance policies…

Read the review →
  1. TerratestInfrastructure Testing Tools 9.2Open source
  2. Chef InSpecInfrastructure Testing Tools 8.9Free plan · 30-day trial

Strengths and trade-offs

  • Terratest — where it wins

    • Tests Terraform, OpenTofu, Packer, Docker, Kubernetes, and Helm
    • Provides AWS, Azure, and GCP API helpers
    • Supports OPA policies and infrastructure cleanup after tests

    Where it doesn't

    • Requires Go-based development workflows
    • Runs locally rather than as a hosted application
    • Best suited to teams comfortable testing real environments

  • Chef InSpec — where it wins

    • Agentless local and remote assessments through SSH, WinRM, and APIs
    • CIS-aligned content and resource packs for AWS, Azure, and Google Cloud
    • Executable policies, drift detection, audit reporting, and remediation support

    Where it doesn't

    • Commercial pricing is billed annually per node
    • Advanced capabilities are concentrated in higher-tier plans
    • Requires policy-as-code expertise for custom compliance coverage

More comparisons

All infrastructure testing tools comparisons → · Full ranking →

Reviewed by iTechGuides Editors · Editorial team · Updated Oct 2026

Last updated · How we research and update