Atlantis
Terraform Pull Request Automation
...Developers can submit Terraform pull requests without needing credentials. Operators can require approvals prior to allowing an apply. Instant Audit Logs And Compliance. Pass audits without compromising your workflow. Each pull request now holds a detailed log of what infrastructure changes were made and when; along with who made the change and who approved it. Atlantis can be configured to require approvals on every production change. Used by one of the world's top companies to manage over 600 Terraform repos with 300 developers.