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umbraco-quickstart
// Quick setup for Umbraco extension development - creates instance, extension, and registers it
// Quick setup for Umbraco extension development - creates instance, extension, and registers it
Implement UFM (Umbraco Flavored Markdown) components in Umbraco backoffice using official docs
Add a new Umbraco extension project reference to the main Umbraco instance and solution
Understand and use localization in Umbraco backoffice (foundational concept)
Implement property editor UIs in Umbraco backoffice using official docs
Review checks reference for validating Umbraco backoffice extensions
Umbraco backoffice extension customisation - complete working examples showing how extension types combine
| name | umbraco-quickstart |
| description | Quick setup for Umbraco extension development - creates instance, extension, and registers it |
| version | 1.1.0 |
| argument-hint | [UmbracoProjectName] [ExtensionName] [--email admin@example.com] [--password Admin123456] |
| allowed-tools | Bash, Read, Write, Edit, Glob, Grep |
| user_invocable | true |
Sets up everything needed for Umbraco extension development in one command.
# Full setup with custom credentials
/umbraco-quickstart MyUmbracoSite MyExtension --email a@a.co.uk --password Admin123456
# With default credentials (admin@test.com / SecurePass1234)
/umbraco-quickstart MyUmbracoSite MyExtension
# Just Umbraco instance name (will prompt for extension name)
/umbraco-quickstart MyUmbracoSite
# No arguments (will detect existing or prompt for names)
/umbraco-quickstart
--email (optional): Admin email (default: admin@test.com)--password (optional): Admin password (default: SecurePass1234)If arguments not provided, check what exists and prompt for missing names.
Check for Umbraco instance:
find . -name "*.csproj" -exec grep -l "Umbraco.Cms" {} \; 2>/dev/null | head -5
Check for extension projects:
find . -name "umbraco-package.json" 2>/dev/null | head -10
If no Umbraco instance:
/package-script-writer [ProjectName]If no extension:
/umbraco-extension-template [ExtensionName]If extension not registered:
/umbraco-add-extension-reference [ExtensionName]Check extended workspace (including /add-dir directories) and warn if missing:
If CMS source not found:
⚠ Umbraco CMS source not found in extended workspace.
For better code generation, add it:
git clone https://github.com/umbraco/Umbraco-CMS.git
/add-dir /path/to/Umbraco-CMS/src/Umbraco.Web.UI.Client
If UUI source not found:
⚠ UUI library source not found in extended workspace.
For UI component reference, add it:
git clone https://github.com/umbraco/Umbraco.UI.git
/add-dir /path/to/Umbraco.UI/packages/uui
If testing skills not installed:
⚠ Testing skills not installed.
To add testing capabilities:
/plugin install umbraco-cms-backoffice-testing-skills@umbraco-backoffice-marketplace
Do NOT proceed to building until this step is complete.
PRE-BUILD-PLANNING.md from the umbraco-backoffice skill✅ Setup complete! Your extension is ready.
Login: admin@test.com / SecurePass1234
What would you like to build? Describe your idea and I'll help you plan the implementation.
Examples:
- "A dashboard that shows recent content changes"
- "A property editor for picking colours"
- "A tree in Settings for managing custom data"
When the user describes what they want:
/plan## Pre-Build Setup
- [ ] Load `/umbraco-backoffice` skill for best practices and examples
## Implementation
[Your implementation steps here - skills to invoke, files to create]
## Post-Build Validation (REQUIRED - DO NOT SKIP)
### Step 1: Initial Build
- [ ] Run `npm run build` in extension directory
- [ ] Verify build completes without errors
### Step 2: Code Review
- [ ] Spawn `umbraco-extension-reviewer` agent
- [ ] Fix all Critical/High severity issues
### Step 3: Rebuild (if fixes were made)
- [ ] Run `npm run build` again
- [ ] Verify build still succeeds
### Step 4: Restart Umbraco
- [ ] Stop the running Umbraco instance
- [ ] Run `dotnet run` to restart
- [ ] Wait for startup to complete
### Step 5: Browser Validation
Check if browser automation is available (any of: `dev-browser` skill, Playwright MCP, Claude computer use).
If browser automation IS available:
- [ ] Navigate to backoffice login (http://localhost:5000/umbraco)
- [ ] Login with credentials
- [ ] Navigate to extension location
- [ ] Verify: no console errors, UI renders, interactions work
- [ ] Take screenshot of working extension
If NO browser automation available, output manual testing steps for user.
⚠️ Do NOT generate code until planning is complete and approved by the user.
Get the user to a working, validated extension. Follow the workflow: PLAN → BUILD → VALIDATE. Don't just report - take action.
When creating an Umbraco instance, these defaults are used:
admin@test.comSecurePass1234These are safe for local development and don't contain special characters that cause escaping issues.
/umbraco-quickstart MyUmbracoSite MyDashboard
This will:
npm run buildumbraco-extension-reviewer and fix issuesLogin with: admin@test.com / SecurePass1234