List of most useful Terraform open-source tools

• terraformer

  109 11,763 7.6 Go

  CLI tool to generate terraform files from existing infrastructure (reverse Terraform). Infrastructure to Code

  

My list of most useful Terraform open-source tools:

"Reverse"/creating from existing cloud resources:

Terraformer: https://github.com/GoogleCloudPlatform/terraformer

• aztfy

  19 1,034 9.6 Go

  Discontinued A tool to bring existing Azure resources under Terraform's management [Moved to: https://github.com/Azure/aztfexport]

  

Aztfy (Azure only): https://github.com/Azure/aztfy

Basic GitOps:Atlantis - https://www.runatlantis.io/

DRY wrapper:

• InfluxDB

  www.influxdata.com sponsored

  Power Real-Time Data Analytics at Scale. Get real-time insights from all types of time series data with InfluxDB. Ingest, query, and analyze billions of data points in real-time with unbounded cardinality.

  

• OPA (Open Policy Agent)

  90 9,118 9.6 Go

  Open Policy Agent (OPA) is an open source, general-purpose policy engine.

  

OPA: https://github.com/open-policy-agent/opa

Static code analysis:

• checkov

  54 6,512 9.9 Python

  Prevent cloud misconfigurations and find vulnerabilities during build-time in infrastructure as code, container images and open source packages with Checkov by Bridgecrew.

  

checkov: https://github.com/bridgecrewio/checkov

• tfsec

  28 6,544 5.5 Go

  Security scanner for your Terraform code

  

tfsec: https://github.com/aquasecurity/tfsec

• terrascan

  22 4,494 6.9 Go

  Detect compliance and security violations across Infrastructure as Code to mitigate risk before provisioning cloud native infrastructure.

  

terrascan: https://github.com/tenable/terrascan

• kics

  13 1,896 9.9 Open Policy Agent

  Find security vulnerabilities, compliance issues, and infrastructure misconfigurations early in the development cycle of your infrastructure-as-code with KICS by Checkmarx.

  

kics: https://github.com/Checkmarx/kics

Cost:

• WorkOS

  workos.com sponsored

  The modern identity platform for B2B SaaS. The APIs are flexible and easy-to-use, supporting authentication, user identity, and complex enterprise features like SSO and SCIM provisioning.

  

• terratag

  7 893 5.4 Go

  Terratag is a CLI tool that enables users of Terraform to automatically create and maintain tags across their entire set of AWS, Azure, and GCP resources

  

Terratag (tagging): https://github.com/env0/terratag (disclaimer, I am CEO at env0)

Documentation:

• terraform-docs

  32 4,007 7.7 Go

  Generate documentation from Terraform modules in various output formats

  

terraform-docs: https://github.com/terraform-docs/terraform-docs

Do you have other Terraform-related open-source tools that you recommend? Please go ahead and add in the comments!

• awesome-tf

  6 5,166 8.3

  Curated list of resources on HashiCorp's Terraform and OpenTofu

Suggest a related project