2026​

• January 1 - Native Toolchain Management with Aqua Registry Integration
• January 1 - Introducing the Atmos Version Manager
• January 2 - Unified Task Runner for Custom Commands
• January 2 - ECR Authentication Integration: Automatic Docker Login for AWS Container Registries
• January 3 - Fixed: !terraform.state with Disabled Workspaces
• January 3 - Zero-Config Terraform Provider Caching
• January 3 - New --format Flag for Terraform Output
• January 3 - Unified Import Adapter Registry
• January 5 - Declarative File Generation for Terraform Components
• January 6 - Breaking Change: Empty base_path No Longer Defaults to Current Directory
• January 7 - Ask AI: Conversational Search for Atmos Documentation
• January 10 - Stack Name Identity and Zero-Config Defaults
• January 12 - Fixed: File-Scoped Locals Now Resolve Templates Correctly
• January 13 - New List Configuration and Stack Filtering
• January 14 - Source Provisioner UX Improvements
• January 14 - Backends Auto-Provisioned on Terraform Init
• January 16 - Experimental Feature Controls
• January 17 - Packer Directory-Based Templates for Multi-File Configurations
• January 17 - Smarter Component Selection in Interactive Prompts
• January 19 - Command Aliases for Vendor and Workflow List
• January 20 - YAML Functions in Locals
• January 20 - Locals Context Access
• January 20 - Native GitHub Actions Support for Atmos Toolchain
• January 21 - List Components with Source Configuration
• January 21 - GitHub Actions Output Format
• January 22 - List Command Query Syntax and Multi-Tool Installation
• January 22 - Interactive File Generation for Terraform, Helmfile, and Packer
• January 22 - Fixed: Describe Affected Now Detects Vendored Component Changes
• January 22 - Fixed: Describe Affected Now Detects Component File Changes
• January 23 - Custom Secrets Masking Patterns
• January 23 - AWS Region Now Exported by atmos auth env
• January 29 - Config Isolation with --chdir Flag
• January 29 - Artifactory Store Fix and Documentation Corrections
• February 5 - Version-Aware JIT Source Provisioning with TTL
• February 9 - Workflow Environment Variables
• February 9 - Describe Affected Now Detects Deleted Components and Stacks
• February 10 - Terraform Cloud Backend Support for !terraform.output
• February 10 - Modernizing Helmfile EKS Integration
• February 10 - Auth Realm Isolation for Multi-Repository Workflows
• February 11 - SSE-C Encryption Support for Remote State Lookups
• February 16 - Ansible Component Support
• February 17 - Test PR Features with --use-version
• February 17 - GCP Authentication Support
• February 22 - Identity-Based Authentication for Stores
• February 27 - New !aws.organization_id YAML Function
• March 3 - Multi-Cloud Documentation and Design Patterns
• March 3 - AI Agent Skills for Atmos
• March 5 - Per-Target Version Overrides in Vendor Manifests
• March 5 - Source Cache TTL for JIT-Vendored Components
• March 9 - Dependency-Ordered Execution for Terraform --all Flag
• March 9 - Introducing Atmos LSP: IDE-Native Infrastructure Configuration
• March 9 - Introducing Atmos AI: Your Infrastructure-Aware AI Assistant
• March 13 - Global `ignore_missing_template_values` for Stack Imports
• March 13 - AI-Powered Analysis for Atmos Commands with the Global --ai Flag
• March 15 - Introducing Structured Component Dependencies
• March 17 - Native CI Integration: Rich Plan Summaries Without Extra Actions
• March 18 - Isolated Browser Sessions for Multi-Account Console Access
• March 20 - Real-Time Instance Status from Atmos CLI to Atmos Pro
• March 21 - EKS Kubeconfig Authentication: Native kubectl Access Without the AWS CLI
• March 23 - 3.5× Faster Deep Merge for Stack Processing
• March 23 - Required Identities for Multi-Account Components
• March 26 - Introducing Gists: Community Recipes for Atmos
• March 26 - Chunked Uploads for Large Stack Payloads
• March 26 - Ambient Credential Support for IRSA, IMDS, and ECS Task Roles
• March 30 - Connect Atmos to MCP Servers — Use Cloud Tools Without Reimplementing Them
• April 2 - Zero-Config CI with Describe Affected Auto-Detection
• April 2 - Use Claude Code, Codex CLI, or Gemini CLI as Atmos AI Providers
• April 6 - Analyze AWS Security Findings and Map Them to Your Infrastructure
• April 7 - GitHub Actions Format for Auth Credentials
• April 8 - Browser-Based Authentication for AWS IAM Users
• April 10 - Toggle CI PR Comments with an Environment Variable
• April 10 - Use Multiple GitHub Tokens in CI Workflows
• April 12 - Preserve Directory Hierarchy in Terraform State Buckets
• April 12 - Server-Side Commits via Atmos Pro GitHub App
• April 13 - Matrix Output for List Instances
• April 20 - Interactive Profile Suggestion for Missing Identities
• April 27 - Full Template and YAML-Function Control for `atmos list`
• April 29 - describe affected --format=matrix auto-routes to GITHUB_OUTPUT
• May 11 - Atmos Pro now reports check status on GitHub merge queue commits
• May 15 - Selective YAML Function Bypass with --skip on `atmos list`
• May 15 - `atmos list instances`: --stack, --filter, and --query now work
• May 15 - Pin Terraform and Provider Versions in Stack Configuration
• May 19 - Configure MCPs once in Atmos, use it from Claude Code, Codex, and Gemini
• May 21 - Atmos Toolchain Now Verifies Package Checksums and Signatures
• May 23 - Fix: terraform plan/apply --all actually runs in dependency order
• May 24 - Remote Stack Imports
• May 24 - Atmos auto-detects GitHub Actions debug logging
• May 24 - Custom hooks: zero-config security & cost scanners
• May 24 - AWS Security Findings Now Export to SARIF and OCSF
• May 25 - Recover from transient Terraform errors automatically with component retry
• May 25 - Copy any docs page as Markdown — atmos.tools now serves a raw .md alternate for every page
• May 26 - File and Folder Dependencies
• May 29 - Git YAML Functions for Source Pinning
• May 30 - Introducing 25+ Interactive Step Types for Workflows and Custom Commands
• June 1 - ECR Public Registry Authentication
• June 1 - Just-in-time GitHub tokens for CI with Atmos Pro STS
• June 2 - Templated Import Paths: Pin Imports from a Single Variable
• June 4 - Git Repository Metadata YAML Functions
• June 4 - Gist: Build, Scan, Approve & Share AWS AMIs with Atmos + Packer
• June 4 - Introducing Custom Component Types for Custom Commands
• June 4 - Compose YAML Functions in Templates with atmos.Resolve
• June 5 - Faster Remote Stack Imports: Clone Once, Cache Across Runs
• June 5 - Install Atmos from a Branch or Tag with ref:
• June 6 - New !unset YAML Function to Delete Inherited Keys
• June 6 - Terraform DAG Concurrency
• June 8 - One Browser Flow Unlocks Every AWS SSO Provider
• June 8 - New !append YAML Function to Extend Inherited Lists
• June 9 - Lifecycle hooks for terraform init, and --skip-hooks now works for before-* events
• June 9 - atmos describe affected now detects providers, generate, backend changes, and more
• June 14 - Terraform Registry Cache: Reproducible Infrastructure Builds
• June 14 - Manage the Terraform CLI Config from atmos.yaml
• June 14 - Introducing Secrets Management in Atmos
• June 14 - Dotenv Files with !include
• June 14 - Faster CI: Atmos Caches Your Toolchain, Providers, and Modules
• June 14 - Atmos Git: A Foundational Capability for GitOps Pipelines
• June 15 - Terminal Steps: tty, interactive, and exec for Custom Commands and Workflows
• June 21 - Document Components with metadata.description
• June 21 - Introducing the Atmos Media Kit
• June 23 - Container Components and Compositions
• June 23 - Native Container Steps in Atmos Workflows
• June 23 - Plan-then-Deploy in CI: Planfile Storage and Automatic Drift Verification
• June 24 - Security Scanner Findings Now Surface in the CI Job Summary
• June 24 - Scanner Findings as Inline PR Annotations and Code Scanning Alerts
• June 24 - Atmos Can Finally Speak for Itself
• June 24 - HTTP Step Type: Call HTTP Endpoints from Workflows and Custom Commands
• June 25 - Run Any Step Type as a Lifecycle Hook
• June 27 - Introducing Emulators: Run Real Cloud Infrastructure Locally
• June 29 - Parallel and Matrix Steps for Atmos Workflows
• June 29 - Background Container Services in Atmos Workflows
• June 30 - Pace Terminal Output for Demos and Recordings
• June 30 - Check Workflow Prerequisites with require and assert
• June 30 - Profiles Can Now Import Shared Configuration
• June 30 - AI Skills, Now Bundled in the Atmos Binary
• June 30 - Visualize Component Dependencies as a Tree
• June 30 - Flag-Aware Custom Commands and Dynamic Tables
• June 30 - Structured Diagnostics for Agentic Troubleshooting
• July 1 - Enforce Terraform Conventions with the tflint Hook Kind
• July 1 - Run Ordered Steps in Lifecycle Hooks
• July 1 - Native Kubernetes Components: Render, Apply, and Publish to GitOps Repos
• July 1 - Run Terraform Tests Locally Against Cloud Emulators
• July 2 - Native Helm Components and `atmos helmfile template`
• July 3 - Clearer Help Sections and Error Explanations
• July 4 - Native Container Image Summaries in CI
• July 5 - YAML Key Delimiter for Dot Notation in Stack Files
• July 5 - atmos git clone Refuses Unsafe Fork Checkouts by Default
• July 5 - Atmos Now Builds Atmos
• July 6 - Unsupported YAML Function Validation
• July 6 - Topic-Specific CLI Help
• July 6 - Collapsible CI Log Groups for Workflows and Custom Commands
• July 7 - Record and Render Terminal Sessions with Atmos Cast
• July 8 - Edit Atmos config, stacks, and vendor manifests without breaking YAML
• July 8 - Path-Based Custom Commands
• July 8 - One Catalog for Every Version Pin: the Atmos Version Tracker
• July 8 - See Atmos in Action
• July 10 - Interactive Workflow & Command Steps Now Run in CI
• July 12 - Manage Vendored Dependencies Locally
• July 13 - Pin your manifest schema to an Atmos release, not a moving target
• July 13 - list and describe Commands Degrade Gracefully by Default
• July 13 - Get the exact stack-manifest schema for the Atmos you have installed
• July 13 - Bulk `terraform init --all` and `--affected`
• July 13 - oci:// Sources Now Work with JIT Auto-Provisioning
• July 13 - Archive Step Type: Pack Zip/Tar Archives Without Shelling Out
• July 14 - Toolchain now installs aws-cli, Node, and other multi-file tools correctly
• July 14 - Tags and Labels: a First-Class Way to Categorize and Select Anything in Atmos
• July 14 - MCP Servers No Longer Need a Second Flag to Do Anything
• July 14 - Manage MCP Servers Without Hand-Editing YAML
• July 14 - Fixing Gatekeeper SIGKILLs on Downloaded Toolchain Verifiers
• July 15 - Component Mocks for Terraform YAML Lookups
• July 15 - Faster, Safer Parallel Toolchain Installs
• July 16 - atmos.yaml Gets a JSON Schema That Can't Go Stale
• July 16 - YQ Default Values Now Work Reliably in YAML Functions
• July 16 - Config Editions: Pin Your Defaults to a Date So Upgrades Never Surprise You
• July 16 - Validate GitHub Actions Workflows with Atmos
• July 16 - Azure Blob Storage Support for !terraform.state Function
• July 17 - Toolchain proxies install only the commands you use
• July 17 - Scaffolds turn your golden paths into a platform product
• July 17 - Initialize an Atmos project from a proven starting point
• July 18 - Validate Only What Changed
• July 20 - Remote Build Caching for Container Builds
• July 25 - Split One Logical Stack Across Focused Manifests
• July 25 - Stack-Wide Metadata Defaults: Set Labels and Tags Once
• July 27 - Apply a Stack and Everything It Depends On
• July 31 - Script-Friendly Output for atmos toolchain get

2025​

• October 12 - Welcome to the Atmos Changelog
• October 16 - Introducing the Command Registry Pattern: Toward Pluggable Commands
• October 16 - Configuration Provenance Tracking: Know Where Every Value Comes From
• October 16 - Pager Default Behavior Corrected
• October 19 - Introducing --chdir: Simplify Your Multi-Repo Workflows
• October 19 - Browse and Explore Atmos Releases from Your Terminal
• October 20 - Introducing atmos init and atmos scaffold: Get Started in Seconds
• October 20 - Introducing Atmos Auth: Native Cloud Authentication for Platform Teams
• October 20 - Enhanced AWS SSO Authentication: Better UX with Styled Dialogs and Graceful Cancellation
• October 20 - New Guides for Atmos Auth: Leapp Migration and Geodesic Integration
• October 21 - Introducing atmos auth list: Visualize Your Authentication Configuration
• October 21 - Interactive Identity Selection for Auth Login
• October 21 - Introducing atmos auth logout: Secure Credential Cleanup
• October 22 - Flexible Keyring Backends: System, File, and Memory Storage for Credentials
• October 22 - Cloud Console Access with atmos auth console
• October 22 - Introducing atmos auth shell: Isolated Shell Sessions for Secure Multi-Identity Workflows
• October 23 - Atmos Now Detects Circular Dependencies in YAML Functions
• October 24 - Auth Context: Centralizing Authentication State in Atmos
• October 27 - Breaking Change: macOS Now Uses ~/.config for XDG Paths
• October 27 - Auth and Utility Commands No Longer Require Stack Configurations
• October 29 - Authentication Experience Improvements
• October 29 - Atmos Pro: Instances API Migration to Query Parameters
• October 30 - Testing Custom Terraform Providers with Atmos Components
• October 30 - Authentication Support for Workflows and Custom Commands
• November 1 - Critical Fix: Proper Shell Argument Quoting in Custom Commands
• November 3 - Identity Flag Support for Describe Commands
• November 4 - Zero-Configuration Terminal Output: Write Once, Works Everywhere
• November 4 - Fixed: Nested Maps in Terraform Backend Configurations
• November 4 - Component-Aware Stack Tab Completion
• November 7 - Disable Identity Authentication with --identity=false
• November 8 - Customize Your Terminal with Atmos Themes
• November 10 - Run Atmos from Any Subdirectory
• November 11 - Better Error Messages: Helpful Hints, Rich Context, and Enterprise Error Tracking
• November 14 - Theme Commands Migrated to StandardFlagParser
• November 14 - Native Azure Authentication Support
• November 16 - Safe Logout: Preserve Keychain Credentials by Default
• November 16 - New Comprehensive Version Management Documentation
• November 17 - !env Function Now Reads from Stack Manifest env Sections
• November 18 - Atmos Profiles: One Configuration, Multiple Contexts
• November 22 - Zero-Configuration AWS SSO Identity Management
• November 24 - Help Text Now Respects Your Terminal Theme
• November 24 - Comprehensive Documentation for Terraform Commands
• November 24 - Enhanced Color Output Support and Code Quality Improvements
• November 24 - Comprehensive Terraform Documentation and Enhanced Help System
• December 1 - Deferred YAML Function Evaluation in Merge
• December 4 - New Migration Guides: Your Path to Atmos
• December 4 - Documentation Reorganization: Learn, Reference, How-To
• December 5 - Fixed: Invalid Backend Files from Empty Configuration
• December 6 - Enforce Atmos Version Requirements with Version Constraints
• December 6 - New !random YAML Function: Generate Random Values in Your Configurations
• December 6 - Native Dev Container Support: Solving "Works on My Machine" Once and For All
• December 6 - Stable Workspace Keys with metadata.name
• December 6 - Metadata Inheritance
• December 6 - Geodesic: A Production-Ready DevOps Toolbox for Development Containers
• December 7 - Path-Based Component Resolution for Terraform, Helmfile, Packer, Describe, and Validate Commands
• December 8 - Boolean Flags with Default Values for Custom Commands
• December 8 - AWS YAML Functions for Identity and Region
• December 9 - Customize List Command Output to Explore Your Cloud Architecture
• December 10 - Explicit Stack Names in Stack Manifests
• December 12 - Workflow File Auto-Discovery: Run Workflows Without Specifying Files
• December 12 - Improved Error Messages for Terraform HCL Syntax Errors
• December 12 - Solving the Terraform Bootstrap Problem with Automatic Backend Provisioning
• December 13 - Working Directory Support for Commands and Workflows
• December 13 - Parent Directory Search and Git Root Discovery
• December 14 - Interactive Prompts for Missing Required Flags
• December 16 - Improved Terraform Command Architecture for Better Validation and Help
• December 16 - Interactive Component and Stack Selection for Terraform Commands
• December 16 - Global Environment Variables in atmos.yaml
• December 17 - New !literal YAML Function for Template Passthrough
• December 17 - File-Scoped Locals: Simplify Stack Configuration with Temporary Variables
• December 20 - Introducing atmos list affected: A Better Way to See What Changed
• December 21 - Fixed: Terraform CLI Flags Restored After Registry Migration
• December 21 - AWS Assume Root Identity for Centralized Root Access
• December 22 - New pkg/function Package for Format-Agnostic Function Registry
• December 25 - Azure OIDC/Workload Identity Federation Provider
• December 26 - Introducing the Atmos Product Roadmap
• December 28 - Component Workdir Isolation: The Foundation for Concurrent Terraform Operations
• December 30 - Just-in-Time Component Vendoring with source
• December 30 - Retry Support for Vendoring and Source Operations
• December 30 - Seamless First Login with Provider Fallback
• December 31 - Improved AWS IAM User Authentication: Automatic Recovery and Better Guidance