umbraco

Set up OpenAPI client for authenticated API calls in Umbraco backoffice (REQUIRED for custom APIs)

Run tests from skill examples and generate a report (project)

Validate links and references in SKILL.md files using deterministic scripts

Umbraco backoffice extension customisation - complete working examples showing how extension types combine

Create new Umbraco backoffice extensions using the official dotnet template

Quick setup for Umbraco extension development - creates instance, extension, and registers it

Deterministically verify that the Umbraco major of the site you are working on matches the major these skills target. Run this FIRST, before any Umbraco backoffice work, to avoid mixing guidance across Umbraco majors (e.g. 17 vs 18 vs 19). Trigger on the…

Run quantitative + qualitative evaluations on an existing Claude skill. Use this whenever the user wants to test, benchmark, eval, validate, regression-check, or measure the value of a skill they've already drafted — including phrases like "run evals on this…

The look of a server-rendered Umbraco 17 site: CSS/JS in wwwroot, rendering content (typed values, fallbacks, child pages) and media (images, crops, resizing, video) in Razor, and a guided path for a whole design. Use when asked to "add CSS/JS", "add…

Implement custom 404 and 500 error pages in Umbraco 16.1+. Offers two 404 approaches: a multi-site-aware IContentLastChanceFinder (default) and the official docs' zero-code Error404Collection config; 500s use a shared MVC controller. Trigger: user asks to…

Create and localize custom Umbraco 17 Health Checks for backend C# and Razor frontend experiences, including multilingual Dictionary items and safe fallback handling. Use this skill when the user asks to add a custom Umbraco Health Check, validate an…

A framework for authoring Umbraco skills in THIS marketplace: how to structure, scaffold, write, and audit a skill so it matches the house conventions. Use this whenever the user wants to start or build a new skill for the Umbraco marketplace, e.g. "make a…

Configure an Umbraco 17+ site for a target environment using golden, tested appsettings profiles: production single server, load balanced (SchedulingPublisher + Subscriber), and Azure App Service with Blob storage. Use this skill whenever the user asks to…

Boot the committed reference Umbraco site and prove that a skill's produced code actually runs. Use this whenever you want to run/validate an implementation or content-modelling skill against a real, running Umbraco instance — e.g. "test the sitemap skill in…

Use for Umbraco 17+ work on the language editors see inside the backoffice, not the language of the website. Covers translating a custom package, dashboard, section or other extension's labels into the editor's UI language; localizing Document Type, Media…

Umbraco 17/18 embed (oEmbed) providers in C#: turn URLs pasted into the backoffice Embed dialog into markup. Covers new oEmbed providers (OEmbedProviderBase), hosts without oEmbed (custom IEmbedProvider markup), changing a built-in such as privacy-enhanced…

Add a new AICapability to Umbraco.AI.Core (e.g. Media, Moderation, TextToSpeech, or any future capability) — the file-for-file checklist and non-obvious rules for the Core plumbing, plus a pointer to the Deploy/Management-API/frontend work a real shippable…

Manages the Umbraco.AI demo site for development. Handles starting with the DemoSite profile, per-worktree port lookup via `git wdp-port`, and OpenAPI client generation. Use when starting, stopping, or checking the demo site, or when generating OpenAPI…

Scaffolds a new AI provider package (Umbraco.AI.X) following the established provider plugin pattern. Use when adding support for a new AI vendor (e.g., Cohere, Groq, xAI, DeepSeek). Covers code, config, marketplace metadata, install scripts, and CI…

Run a retrospective on a just-completed (or recently completed) agentic coding task and turn the friction found into a harness-improvement skill — new or updated. Use this whenever the user asks to "write down what it learned", "capture lessons from this…

Capture realistic backoffice screenshots of Umbraco.AI features for Umbraco.Docs or marketing use. Use when asked for product screenshots, doc images, or marketing shots of the AI backoffice UI.

Merges a release or hotfix branch back into vN/main and vN/dev, bumps version.json on vN/dev so nightly builds produce versions higher than the released version, checks GitHub issues and the Azure DevOps AI Team backlog for anything needing a…

Orchestrates the complete release preparation process - detects changed products, analyzes commits for version bumps, updates version.json files, generates manifests and changelogs, and creates release branches. Use when preparing a new release.

Merge a feature worktree branch into the appropriate vN/dev and clean up. Use for lightweight features that don't need a PR — merges locally, pushes, then removes the worktree and branch.

Land a change that has already shipped on one line onto this repo's other live lines. Fired by the port label on a merged PR, or by `ops-merge-loop` straight after it lands one. Works out the target lines from the repo's declared port order — never from a…

Shared how-to for GitHub operations in both environments this system runs in — locally with the `gh` CLI + `git`, and on Claude web / in scheduled routines with the GitHub MCP server (`mcp__github__*`, no `gh` there). One operation catalog, two reference…

Turns a repo's `ops/ready-for-ai` backlog into CI-green PRs by commanding `ops-change` (implement → verify) per issue. It owns the loop only — the queue, the `/goal`, rolling cap-3 dispatch, model choice per issue, the CI-green cap and the backstops — and…

Sweeps the PRs a maintainer has labelled for landing and hands each to `ops-integrate · land`, then reports what came back. It owns scheduling only — the sweep, the CI poll cadence and its 15-minute cap, the cap of 10 PRs per run, and the comment on each PR.…

Event-triggered release with no mid-flow human approval, guarded by two automated gates: green CI, then an Opus pre-publish review against a repo-overridable checklist. When an issue titled `release <version>` is labelled `ops/auto-release`, it commands…

Label-triggered loop that acts on PR review feedback. When a reviewer has left comments and labels a PR `ops/auto-rework`, it reads every actionable point — and any CI failure the PR's own change caused — commands `ops-change · implement` scoped to that and…

Onboard a repo to the engine, and prove it is covered. Detects the repo's setup, writes the facts detection cannot reach to `.claude/ops-repo-meta.json`, reports capability coverage against the catalog (present / inherited / missing), scaffolds a stub for…

Ambient facts about this repo and its family, returned as structured data: `identity` (repo, default branch, the trigger labels), `topology` (which repo fills the `code` / `issues` / `releases` / `learnings` role), and `lines` (the live version lines, which…

Automated PR code review for Umbraco CMS. Analyzes changed files for intent, impact on consumers, breaking changes, architecture compliance, and code quality. Non-interactive — outputs a full structured review. Use this skill whenever the user asks to review…

Regenerate the Management API OpenApi.json for Umbraco CMS from a running backend, and optionally regenerate the backoffice hey-api client so its generated types match. Proactively offer to run this at the end of any work that adds, removes, or changes…

Add a value summary extension so a feature's typed value can be displayed compactly in collection views (e.g., table columns). Use when a feature or property editor already has a value type and needs a renderer for collection table cells. Two variants —…

Add localization keys and use them in elements or controllers. Use when adding user-facing text that should be translatable — labels, descriptions, error messages, button text, status text, or any string shown in the backoffice UI.

Update all server-side (NuGet) dependencies to their latest minor/patch versions for the current branch's version line, then open a PR. Runs dotnet-outdated, bumps minors and patches only (never majors; never moves a stable package onto a pre-release), syncs…

Improve a set of auto-generated GitHub release notes for an Umbraco CMS release. Cross-checks the notes against every PR carrying the release label, adds any that are missing, re-files every PR under the most appropriate category, and strips purely-internal…

Bump the Umbraco CMS version across all required files. Use when the user asks to bump, update, or set the version number — e.g., "bump version to 17.3.4", "set version to 18.0.0-rc", "update version". Accepts the target version as an argument.

Add a new value type — a named, typed string constant that extends UmbValueTypeMap. Use when a feature needs to declare what type of value it holds so it can be referenced in collection columns or value summary manifests. Also use when a property editor needs…

Build integration tests for MCP tool collections. Reads .discover.json and creates test setup, builders, helpers, and test files per collection. Use after running '/build-tools'.

Guide for running and debugging this Umbraco MCP server via the CLI. Use when the user wants to list tools, call tools, configure filtering, dry-run, readonly mode, or debug configuration.

Add an integration test for a specific tool in an existing collection. Creates a test file following the collection's established patterns. Use when adding tests for new or modified tools, or re-creating deleted tests.

Build MCP tool collections from discovered API groups. Reads .discover.json and generates tools and collection registrations. Use after running 'npx @umbraco-cms/create-umbraco-mcp-server discover'.

Load MCP development patterns and best practices for building tools with the @umbraco-cms/mcp-server-sdk. Use when starting tool development or needing pattern reference.

Add or update an LLM eval test for a specific tool or collection. Creates a new eval scenario or updates an existing one to cover new tools. Use when adding eval coverage for new or modified tools.

Add a new tool to an existing MCP collection. Creates the tool file, updates the collection index, optionally adds integration tests and eval tests. Use when adding new API endpoints to collections already created by '/build-tools'.

Build LLM eval tests for MCP tool collections. Reads .discover.json and creates eval setup and scenario test files per collection. Use after running '/build-tools'.

Manages the Umbraco.Automate demo site for development. Handles starting with the DemoSite profile, per-worktree port lookup via git config, and stopping. Use when starting, stopping, or checking the demo site.

Build one change in Umbraco.Automate: implement it on a `vN/feature/*` branch, prove it with `dotnet build` + the affected product's tests and its dependents' tests, and close the issue once it has landed on every line a human confirmed as a target. Ports are…

An isolated place to build and test one change in Umbraco.Automate — a git worktree under `.claude/worktrees/`, rooted on the target line's integration branch, with the local config files a build needs — and the teardown that removes it. Prepared and torn…

Ship an Umbraco.Automate release for one version line. Delegates the mechanics to the repo's existing skills — `/release-management` for planning and cutting, `/post-release-cleanup` for the sync — then waits for the Azure pipeline, tags per product and per…

This repo's branch model, and the only holder of it. Merges a PR with whichever strategy the model calls for, opens a PR onto the correct base for its line, and starts a work branch rooted correctly. The integration branches, the release base and the merge…

Generates changelogs for products from conventional commit history. Use when preparing a release, updating release documentation, or previewing unreleased changes before creating a release branch.

Merges a release or hotfix branch back into its version line's vN/main and vN/dev, bumps version.json on vN/dev so nightly builds produce versions higher than the released version, and optionally deletes the release branch. Creates the next major's vN+1 line…

Orchestrates the complete release preparation process - detects changed products, analyzes commits for version bumps, updates version.json files, generates manifests and changelogs, and creates release branches. Use when preparing a new release.

Guide for running and debugging the Umbraco Engage MCP server via the CLI. Use when the user wants to list tools, call tools, configure filtering, dry-run, readonly mode, or debug configuration.

Guide for installing and configuring the Umbraco Engage MCP server (@umbraco-engage/mcp-dev) as a live MCP connection in an AI client. Use when the user wants to set up, connect, install, or troubleshoot the Engage MCP server itself (as opposed to running it…

Reference recipes for building real Umbraco Engage content structures through the MCP tools — A/B tests (project, goal, test, variant, start/stop), goals used standalone for campaign scoring, and personalization (persona, segment, applied personalization).…

Guidelines for creating and editing Umbraco documentation content. Use when writing new articles, editing existing docs, or making structural changes (adding, moving, renaming, deleting articles). Covers style guide, markdown conventions, code samples,…

Review documentation from the reader's perspective. Use when you want to check if docs are clear, useful, and focused on what a user actually needs to know. Identifies fluff, missing context, unnecessary detail, and maintenance burden. Works on a single file…

Guide for running and debugging this Umbraco MCP server via the CLI. Use when the user wants to list tools, call tools, configure filtering, dry-run, readonly mode, or debug configuration.

Guide for installing and configuring the Umbraco MCP server (@umbraco-cms/mcp-dev) as a live MCP connection in an AI client. Use when the user wants to set up, connect, install, or troubleshoot the MCP server itself (as opposed to running it standalone via…

Merges a released release/* branch back into main or support/17.x, tags the merge commit, creates the GitHub Release, bumps version.json for next-cycle nightlies, and deletes the release branch. Use after the release build is green AND the package has been…

Creates a release branch for this Umbraco.Automate satellite - bumps the Directory.Packages.props Automate package ranges and version.json to a stable version for the chosen Umbraco CMS major line. Use when preparing a new release.

Build, run, and drive the Umbraco.UI (UUI) web-component library via its Storybook. Use when asked to run/start/launch Storybook, screenshot a UUI component, drive the component library in a browser, or build/preview the components.