Building a Reusable Terraform Module Library for Azure Teams

This article provides a comprehensive guide for Azure DevOps teams on creating a reusable Terraform module library. It addresses the common problem of module drift when multiple teams copy and modify Terraform code. The author, a VP of DevOps, explains the upfront investment required, the benefits of a single source of truth with built-in guardrails, and a recommended structure using one repository per module. It covers versioning strategies, trade-offs between private registries and GitHub releases, and consumption patterns to ensure consistency across teams. The article is focused on IT/technology, specifically cloud infrastructure and DevOps practices.