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0.5.1

HOTFIX

  • Bump mark3labs/mcp-go package to fix race condition crash bug

IMPROVEMENTS

  • Fix clean Makefile target to correctly remove binary from bin/ directory
  • Add Kiro CLI to README installation instructions

0.5.0

FEATURES

  • [New Tool] get_plan_json_output Retrieves the structured JSON output of a Terraform plan, providing detailed resource changes in a machine-readable format that is easier to parse than plain logs
  • [New Tool] get_plan_details Fetches detailed metadata about a specific Terraform plan
  • [New Tool] get_plan_logs Retrieves the execution logs of a specific Terraform plan
  • [New Tool] get_apply_details Fetches detailed metadata about a specific Terraform apply
  • [New Tool] get_apply_logs Retrieves the execution logs of a specific Terraform apply

IMPROVEMENTS

  • Add Authorization: Bearer header support for Terraform token in proxy environments
  • Add --heartbeat-interval CLI flag and MCP_HEARTBEAT_INTERVAL env var for HTTP heartbeat in load-balanced environments
  • Set custom User-Agent header for TFE API requests to enable tracking MCP server usage separately from other go-tfe clients 268
  • Adding a new cli flags --log-level to set the desired log level for the server logs and --log-format for the logs formatting 286
  • Add OpenTelemtry instrumentation for tool call metrics - tool call count, tool error count and tool call latency 300

FIXES

  • list_runs was returning empty response due to JSON marshalling error

0.4.0

FEATURES

  • [New Tool] list_workspace_policy_sets Read all policy sets attached to a workspace

  • [New Tool] attach_policy_set_to_workspaces Attach a policy set to one or more workspaces

  • Toolsets Flag: Added --toolsets flag to selectively enable tool groups. Three toolset groups are available: registry (public Terraform Registry), registry-private (private TFE/TFC registry), and terraform (TFE/TFC operations). Default is registry only.

  • Individual Tools Flag: Added --tools flag to enable specific tools by name for fine-grained control. Accepts comma-separated list of tool names with validation and security checks.

  • Added get_token_permissions tool to allow listing permissions for current token.

  • Added Stacks support with list_stacks and get_stack_details tools.

FIXES

  • Skip TLS flag was not propogated properly 243
  • Change Dockerfile CMD to ENTRYPOINT 246
  • Truncate large responses in list_ tools to top level summaries
  • Embedd pagination information in list_ responses

IMPROVEMENTS

  • Return input validation errors as Tool Execution Errors instead of Protocol Errors

0.3.3 (Nov 21, 2025)

IMPROVEMENTS

  • Adding support for searching Terraform List Resources documentation

0.3.2 (Oct 23, 2025)

FEATURES

  • [New Tool] get_provider_capabilities Adding provider capability discovery tool to analyze available resources, data sources, functions, guides, and actions

  • [New Tool] create_no_code_workspace Adding capability to trigger a workspace run using a no code module

FIXES

  • Added a module id validator to fix issue 182
  • Fixes in readme for TFE_HOSTNAME v/s TFE_ADDRESS

IMPROVEMENTS

  • Added official MCP Registry Server JSON Specification file server.json to the repo. See #200

0.3.1 (Oct 3, 2025)

FEATURES

  • Adding Gemini extension. See 189

IMPROVEMENTS

  • Adding support for searching Terraform Actions documentation

FIXES

  • Minor fixes to example configuration for VS Code, Cursor, etc.

0.3.0 (Sep 24, 2025)

FEATURES

  • Adding tools for working with workspaces in HCP Terraform and TFE.
  • Authentication for HCP Terraform & TFE and restructure the repo. See #121 See #145
  • Adding 2 new HCP TF/TFE tools for admins. List Terraform organizations & projects. See #121
  • Adding 4 new HCP TF/TFE tools for private registry support. See #142
  • Adding 3 HCP TF/TFE tools for workspace variables support. See #170
  • Adding 2 new HCP TF/TFE tools for workspace tags. See #171
  • Adding 4 new HCP TF/TFE tools for creating Terraform runs. See #159
  • Adding 6 new HCP TF/TFE tools for Variable Sets. See #174

IMPROVEMENTS

  • Changes to tool names to be more consistent. See #121
  • Implement dynamic tool registration. See #121
  • Implement pagination utility. See #121
  • Updating mark3labs/mcp-go and hashicorp/tfe-go versions. See #121
  • Adding instructions to the server. See #156
  • Implementing TLS for the http mode of the MCP server. See #168
  • Implemented rate limiting with the MCP server. See #155
  • Enabled explicit approval for certain tools. See #172
  • Improved README with one-click install badges for VSCode/VSCode Insiders/Cursor. See #173

FIXES

  • Fixing paths using in-built library instead of string manipulation. See #143
  • Explicitly setting destructive annotation to false. See #143

SECURITY

  • Rename TFE_SKIP_TLS_VERIFY environment variable and fix GitHub Action security issue. See #164
  • Update go version from 1.24.6 to 1.24.7

0.2.3 (Aug 13, 2025)

FEATURES

  • User agent to identify calls made to the Terraform registry. See 133
  • Adding Issue templates, GitHub workflows and golang version. See 134

FIXES

  • run-http command in makefile is fixed. See 132

0.2.2 (Aug 5, 2025)

FEATURES

  • 2 New tools, get latest provider and module versions. See #122

IMPROVEMENTS

  • Restructure the codebase, changes too tool names from camelCase to snake_case. See #118
  • Change tool names to be more consistent. See #123

FIXES

  • Enhanced provider documentation tool. See #120
  • StreamableHttp endpoint customization, thanks to @sachinmalanki. See #116

0.2.1 (July 11, 2025)

SECURITY

  • Added support for CORS (strict, development, disabled), default mode is strict. See #108
  • Added support for CORS allowed origins, default is empty. See #108
  • Added support for stateless streamable HTTP mode, see #108

IMPROVEMENTS

  • Improved the HTTP retry to the registry. See #109

0.2.0 (July 3, 2025)

SECURITY

  • Updated Docker base image to scratch for smaller, more secure production images.
  • Integrated security scanning (CodeQL, security scanner) and improved CI workflows for better code quality and vulnerability detection.
  • Update golang stdlib version to 1.24.4

FEATURES

  • Added support for publishing Docker images to Amazon ECR
  • Added support for searching and getting documentation for policies from the Terraform Registry
  • Enhanced toolset for resolving provider documentation, fetching provider docs, searching modules, and retrieving module details from the Terraform Registry.
  • Added support for Streamable HTTP, see #99

IMPROVEMENTS

  • Migrated to stretchr/testify for more robust test assertions and refactored test structure for maintainability.
  • Improved and expanded README with installation, usage, and development instructions.
  • Refined GitHub Actions workflows for more reliable builds, security scanning, and dependency management.
  • Updated and pinned dependencies for improved reliability and security.
  • Upgraded mcp-go from 0.27.0 to 0.32.0 to support streamable HTTP, update how tool arguments are accesseed. see #99
  • Updated e2e test to accomodate both stdio and HTTP mode, improve test report by adding test name and improve clean up process. see #99

FIXES

  • Fixed function names and improved documentation links for better usability.
  • Addressed issues with CI security scanner and permissions.
  • Corrected Go module name in go.mod for compatibility.

0.1.0 (May 20, 2025)

FEATURES

  • First public release of Terraform MCP Server.
  • Provides seamless integration with Terraform Registry APIs for provider and module discovery, documentation retrieval, and advanced IaC automation.
  • Initial support for VS Code and Claude Desktop integration.
  • Includes basic CI/CD, Docker build, and test infrastructure.