---
layout: docs
page_title: Consul-Terraform-Sync (CTS) Compatibility
description: >-
  Consul-Terraform-Sync (CTS) Compatibility
---

# Compatibility

The following tables list the Consul-Terraform-Sync (CTS) version compatibility for Consul, Terraform, and Vault.

## Consul

Below are Consul-Terraform-Sync versions with supported Consul versions. The latest Consul-Terraform-Sync binary targets supporting the latest patch version of the three most recent Consul minor versions.

| Consul-Terraform-Sync Version | Consul OSS & Enterprise Version |
| :---------------------------- | :------------------------------ |
| CTS Enterprise 0.3+           | 1.8+                            |
| CTS OSS 0.1+                  | 1.8+                            |

## Terraform

Consul-Terraform-Sync integration with Terraform is supported for the following:

| Consul-Terraform-Sync Version | Terraform CLI Version | Terraform Cloud Version | Terraform Enterprise Version |
| :---------------------------- | :-------------------- | :---------------------- | :--------------------------- |
| CTS Enterprise 0.4+           | 0.13 - 1.1            | Latest                  | v202010-2 - Latest           |
| CTS Enterprise 0.3+           | 0.13 - 1.1            | N/A                     | v202010-2 - Latest           |
| CTS OSS 0.3+                  | 0.13 - 1.1            | N/A                     | N/A                          |
| CTS OSS 0.2                   | 0.13 - 1.0            | N/A                     | N/A                          |
| CTS OSS 0.1                   | 0.13 - 0.14           | N/A                     | N/A                          |

## Vault

Consul-Terraform-Sync integrates with Vault to query secrets, and is supported for the following:

| Consul-Terraform-Sync Version | Vault OSS & Enterprise Version |
| :---------------------------- | :----------------------------- |
| CTS Enterprise 0.3+           | 0.7+                           |
| CTS OSS 0.1+                  | 0.7+                           |