Terratag Open Source

The new env zero Agent CLI is available now. Ask your coding agent about your infrastructure in plain English, and it answers from real state, inside the same roles, approvals, and audit trail your team already runs on.

Resources and modules are two points in a lifecycle, not competing approaches. This guide covers the signals that a pattern is ready to become a module, how to promote resources without Terraform destroying them, and where modules stop being governance.

A complete guide to Terraform strings: quoted and heredoc syntax, ${} interpolation, %{} conditional and loop directives, and the built-in functions for string manipulation.