Awesome

Awesome OpenTofu

A curated and collaborative list of awesome OpenTofu resources and tools.

OpenTofu allows you to declaratively manage your infrastructure. It's an open-source, community-driven alternative to Terraform.

Communication channels, meetups, newsletters, and forums.

Simplify your OpenTofu workflows with a thin wrapper.

Atmos - Orchestration tool that keeps environment configuration DRY.
Terragrunt - Keep your configurations DRY, work with multiple modules, and manage remote state.
Terramate - Automation, orchestration, and code generation for OpenTofu, Terraform, Kubernetes, and others.
easy_infra - Docker container to simplify and secure the use of infrastructure as code.
pug - A terminal user interface for power users.
tf - Less verbose and more friendly command outputs.
tfam - Rust-powered wrapper for concurrent Terraform/OpenTofu apply, enabling multi-deployment support.
tfexe - Rust-powered wrapper for seamless execution of tfswitch and Terraform/OpenTofu with version control.
tfwrapper - Python wrapper that simplifies OpenTofu usage and enforces best practices.

Atlantis - Automating workflows via pull requests.
TF-via-PR - GitHub Action to init, plan and apply Terraform/OpenTofu via PR automation.
pre-commit-opentofu - Git pre-commit hooks plugin.
setup-opentofu - Set up OpenTofu CLI in your GitHub Actions workflow.
terraform-github-actions - GitHub Actions for OpenTofu.
tofu-controller - GitOps OpenTofu and Terraform controller for Flux.

Terratest - Go library that makes writing automated tests for your infrastructure code easier.

Analyze and manipulate OpenTofu's state.

Inspect and interact with OpenTofu providers.

Alternatives to Terraform Cloud.

digger - Open-source IaC orchestration tool. Digger allows you to run IaC in your existing CI pipeline.
terrakube - Open-source platform with a private registry, remote state, custom flows, scheduled workspaces, and visual states.
tofutf - Open-source alternative to Terraform Enterprise with SSO, team management, agents, etc.
walrus - Walrus is an open-source application management platform based on IaC tools, including OpenTofu, Terraform, and others.
Terrateam - Open-source alternative to Terraform Cloud/Enterprise, GitOps-first with native GitHub integration and designed for scale, security, and reliability.

library.tf - An indexer of registries for providers and modules with insights and documentation.
boring-registry - Boring-registry is an open-source module and provider registry compatible with OpenTofu.
hermitcrab - Registry network mirroring service compatible with OpenTofu.
terrac - Minimal private module registry compatible with OpenTofu.
GitLab Module Registry - Use GitLab projects as a private registry for terraform modules.
terralist - Private registry for providers and modules.
citizen - Private registry for modules and providers with support for multiple databases and storages.
petra - Private registry manager using Google Cloud Storage.
tapir - Private registry for modules and providers with a UI.
terraform-registry - Modules registry with authentication and support for multiple backends.
terrareg - Open-source modules registry with UI, optional Git integration and deep analysis.
terustry - Proxy registry for providers.

terratag - CLI tool allowing for tags or labels to be applied across an entire set of OpenTofu/Terraform files.

OpenTofu Course - Interactive tutorials.
Terraform in Depth - Book with OpenTofu sections.
Infrastructure automation with OpenTofu - Learn infrastructure provisioning with lectures, quizzes, hands-on demos and coding exercises.
Migrating From Terraform To OpenTofu - Introduction to OpenTofu history and how to migrate.