My list of most useful Terraform open-source tools:<p>"Reverse"/creating from existing cloud resources:<p>Terraformer: https://github.com/GoogleCloudPlatform/terraformer<p>Aztfy (Azure only): https://github.com/Azure/aztfy<p>Basic GitOps:<p>Atlantis - https://www.runatlantis.io/<p>DRY wrapper:
Terragrunt: https://github.com/gruntwork-io/terragrunt<p>Policy as code:
OPA: https://github.com/open-policy-agent/opa<p>Static code analysis:
checkov: https://github.com/bridgecrewio/checkov<p>tfsec: https://github.com/aquasecurity/tfsec<p>terrascan: https://github.com/tenable/terrascan<p>kics: https://github.com/Checkmarx/kics<p>Cost:<p>Infracost (estimation): https://github.com/infracost/infracost<p>Terratag (tagging): https://github.com/env0/terratag (disclaimer, I am CEO at env0)<p>Documentation:<p>terraform-docs: https://github.com/terraform-docs/terraform-docs<p>Do you have other Terraform-related open-source tools that you recommend? Please go ahead and add in the comments!