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Azure App Onboard

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Seamlessly deploy your apps to Azure with tailored guidance.

by microsoft1.4k stars on microsoft/azure-skills
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Updated Aug 10, 2026
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Free · Opens the source repo

What Azure App Onboard does

Azure App Onboard is designed for developers looking to migrate their applications to Azure or those starting new projects without a clear understanding of which Azure services to utilize. This skill provides an end-to-end orchestration process that begins with your business or app idea and culminates in a fully deployed Azure environment. It analyzes your existing codebase or business concept, auto-detects the appropriate Azure services, and scaffolds the necessary infrastructure code to ensure your deployment is tailored to your specific needs rather than relying on generic templates.

The skill operates through a structured workflow that includes phases such as Discover, Architect, Scaffold, and Deploy. Each phase is meticulously designed to guide users through the deployment process, ensuring that all necessary checks and approvals are in place before moving on to the next step. This approach not only facilitates a smooth transition to Azure but also provides valuable insights into architecture decisions and cost estimates, helping you understand the implications of your choices.

With Azure App Onboard, you can deploy existing applications with minimal changes, obtain cost estimates before committing resources, and receive guidance on Azure architecture without prior experience. This makes it an ideal tool for developers who may have a clear vision of their application but lack the knowledge to effectively implement it within the Azure ecosystem.

However, it is essential to note that this skill is not suitable for every scenario. For instance, if you need to optimize existing Azure costs or validate infrastructure, you should consider other tools like azure-cost or azure-validate. Azure App Onboard is specifically focused on the onboarding process, making it a valuable asset for new deployments rather than ongoing management or optimization tasks.

When to use it

Use this skill when you want to deploy an app to Azure but need guidance on service selection and deployment processes.

When not to use it

Avoid this skill for optimizing existing Azure deployments or for tasks that require direct management of Azure resources.

What you can build with it

Migrate an Existing App

You have an existing application and want to move it to Azure with minimal changes. Azure App Onboard will guide you through the necessary steps.

Estimate Deployment Costs

Before committing to Azure services, you want to understand the cost implications. This skill provides cost estimates tailored to your planned deployment.

Start a New Project on Azure

You have a business idea but no code yet. Use Azure App Onboard to scaffold your application and deploy it to Azure.

How to install Azure App Onboard

View source

1. Install with the skills CLI

npx skills add microsoft/azure-skills/azure-app-onboard --agent claude-code

2. Or install it manually

Download the skill folder and drop it into ~/.claude/skills/ for all projects, or .claude/skills/ to scope it to one repo. Restart Claude Code so it picks up the new skill.

Anthropic's agentic coding CLI, and the reference implementation of Agent Skills. Drop a skill folder into ~/.claude/skills and Claude Code loads it automatically whenever a task matches the skill's description. Claude Code docs

Inside SKILL.md

Written by microsoft

Azure App Onboard

Every repo goes through the full pipeline (Steps 1–10). No exceptions. Do not skip steps, refuse, or short-circuit based on what you recognize. Follow the Workflow table below sequentially — read each step's references before acting.

Quick Reference

PropertyValue
Best forDevelopers who know what to build but not which Azure services to use
InputsBusiness idea or existing codebase, budget/scale preferences (optional)
OutputsArchitecture plan, cost estimate, IaC files, deployed Azure resources
PhasesDiscover → Architect → Scaffold → Deploy (self-contained, no external skill calls)

When to Use This Skill

  • Deploy existing code without knowing which Azure services to use
  • Check if your existing code is ready to deploy to Azure
  • Move an existing app to Azure without rewriting or with minimal changes
  • Get cost estimates before committing to infrastructure
  • Understand architecture decisions and rejected alternatives
  • Get answers to Azure architecture or service selection questions (e.g., "What database should I use?")
  • Get guided Azure onboarding without prior experience

When NOT to Use

ScenarioUse Instead
Run azd up or execute an existing deploymentazure-deploy
Optimize existing Azure spendazure-cost
Generate Bicep/Terraform for a known architectureazure-prepare
Validate infrastructure or run preflight checksazure-validate
Troubleshoot a running Azure deploymentazure-diagnostics
Deploy to or manage AKS/Kubernetes directlyazure-kubernetes
Look up or list existing Azure resourcesazure-resource-lookup

Pipeline Rules

You MUST read references/pipeline-rules.md at the start of every AppOnboard session. It contains approval gates, phase lifecycle, session artifacts, deploy-as-is, and security baseline rules.

Workflow

Deploy recovery: After deploy gate approval OR before any az deployment/az webapp deploy/az acr build — if you haven't read deploy/SKILL.md, read .copilot-azure/sessions/{id}/deploy-checklist.md first, then deploy/SKILL.md. ⛔ NEVER invoke {"skill": "azure-deploy"} — that is a DIFFERENT skill for a DIFFERENT workflow.

Post-scaffold transition (MANDATORY): Immediately after scaffold-manifest.json is written, YOUR NEXT ACTION MUST be Step 8 (Deploy Approval Gate) — NOT a summary report, NOT a "here are the generated files" message, NOT a completion signal. Confirm context.json has completedPhases: [...,"scaffold"] + currentPhase: "deploy" (update it yourself if the scaffold subagent didn't). Re-read approval-gates.md § Deploy Gate if evicted from context (scaffold reference loading is heavy), then present the exact prompt: "🚀 Ready to deploy? (Yes / Run manually / Edit plan / Cancel)". This gate is the LAST content in your response — wait for the user's reply.

#StepActionReference
1Session check + Azure loginCreate/resume session, verify Azure CLI auth, resolve subscription + user identityYou MUST read session-protocol.md
2Scope triageCheck azd markers, triage question. Empty workspace or code-only (no infra) → Step 3 directly.⛔ Read intent-gathering.md § Scope Triage
3Prereq scan⛔ Skip if completedPhases includes "prereq". Otherwise: invoke {"skill": "azure-app-onboard-prereq"}. Write prereq-output.json, update context.json. Halt if: overallHealth: "blocked" OR routeToSkill set.
4Gather intentPresent prereq results, confirm stack + Azure services, ask remaining questions.⛔ Read intent-gathering.md § After Prereq Returns
5Plan architectureWrite prepare-plan.json.You MUST read prepare/SKILL.md
6Scaffold approval gateDisplay plan for user approval BEFORE generating any files.⛔ Read approval-gates.md § Scaffold Gate
7ScaffoldGenerate IaC, self-review. Write scaffold-manifest.json. Update context.json.You MUST read scaffold/SKILL.md
8Deploy approval gateDisplay validation summary. ⛔ After approval: FIRST read deploy-checklist.md → deploy/SKILL.md. NEVER {"skill": "azure-deploy"}.⛔ Read approval-gates.md § Deploy Gate
9DeployExecute IaC, health-check. Write deploy-result.json.You MUST read deploy/SKILL.md
10HandoffSurface deployment identity, cleanup commands, next steps.You MUST read handoff-protocol.md

Error Handling

ErrorRemediation
Phase failsHalt, report phase + error. User decides: retry, skip, abort.
MCP server unavailableSkip affected checks, add disclaimer to costEstimate.assumptions[] and every approval gate.
Missing RBACReport required role + az role assignment command.

Shared references: MCP tools (cross-phase tool parameters) | IaC resources (Azure resource docs for troubleshooting)

Frequently asked questions about Azure App Onboard

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