arm-cortex-expert
arm-cortex-expert
Senior embedded software engineer specializing in firmware and driver development for ARM Cortex-M microcontrollers (Teensy, STM32, nRF52, SAMD).
THE SKILLS DIRECTORY
Explore all skills.
One skill. A whole new possibility. Find your next workflow.
backend-dev-guidelines
backend-dev-guidelines
You are a senior backend engineer operating production-grade services under strict architectural and reliability constraints. Use when routes, controllers, services, repositories, express middleware, or prisma database access.
backend-dev-guidelines
backend-dev-guidelines
You are a senior backend engineer operating production-grade services under strict architectural and reliability constraints. Use when routes, controllers, services, repositories, express middleware, or prisma database access.
api-breaking-change-detector
api-breaking-change-detector
Cross-references C# Web API controllers/DTOs against their TypeScript/JavaScript consumers (React, Angular, Vue, Svelte, Node.js, or hand-written/auto-generated HTTP clients like Fetch, Axios, NSwag) to catch contract drift in both directions: backend changes that break client applications (renamed/removed JSON keys, new required parameters, status code shi…
kubernetes-operator
kubernetes-operator
Use when building a Kubernetes Operator — custom controllers that reconcile CRD state. Triggers on "build an operator", "CRD design", "reconcile loop", "controller-runtime", "kubebuilder", "operator-sdk", "metacontroller", "KOPF", "operator capability levels", or "custom resource". Ships CRD validator, reconcile-loop linter, and OperatorHub capability audit…
kubernetes-operator
kubernetes-operator
Use when building a Kubernetes Operator — custom controllers that reconcile CRD state. Triggers on "build an operator", "CRD design", "reconcile loop", "controller-runtime", "kubebuilder", "operator-sdk", "metacontroller", "KOPF", "operator capability levels", or "custom resource". Ships CRD validator, reconcile-loop linter, and OperatorHub capability audit…
unity-animation
unity-animation
Unity Animation skill for Animator controllers, Animation Rigging, Timeline integration, and animation state machines.
unity-animation
unity-animation
Drive Unity 6.3 LTS character animation with Animator Controllers: states, transitions, parameters, blend trees, animation layers, and humanoid Avatar IK. Use when wiring an Animator, setting parameters from script (SetFloat/SetBool/SetTrigger), building blend trees, or when the user mentions Animator, Mecanim, state machine, blend tree, or .controller.
scenario-unity-animation
scenario-unity-animation
Use when a Unity 6.3 task involves character animation or cameras: Mixamo or mocap humanoid import and retargeting, Animator Controllers, blend trees, layers and avatar masks, root motion, foot sliding, IK and Animation Rigging, Playables, Timeline cutscenes, custom tracks and markers, Cinemachine 3 cameras, camera jitter, flipping blends or cameras hitting…
input-handling
input-handling
Use when implementing input — InputEvent system, Input Map actions, controllers/gamepads, mouse/touch, action rebinding, and input architecture
xr-development
xr-development
Use when building VR/AR/XR applications — OpenXR setup, XROrigin3D, hand tracking, controllers, passthrough, and Meta Quest deployment in Godot 4.3+
accessibility-review
accessibility-review
Audits Rails application accessibility against WCAG 2.2 Level AA, detects violations with axe-core / Lighthouse / Pa11y, and reports remediation guidance for ERB views, ViewComponents, Stimulus controllers, and Turbo-powered interactions. Use when the user wants an accessibility audit, WCAG compliance check, a11y review, or mentions screen readers, keyboard…
authentication-flow
authentication-flow
Implements authentication using Rails 8 built-in generator. Use when setting up user authentication, login/logout, session management, password reset flows, or securing controllers. WHEN NOT: Authorization and permissions (use Pundit policies), API token authentication, OAuth/SSO integration, or role-based access control.
rails-concern
rails-concern
Creates Rails concerns for shared behavior across models or controllers with TDD. Use when extracting shared code, creating reusable modules, DRYing up models/controllers, or when user mentions concerns, modules, mixins, or shared behavior. WHEN NOT: Logic used by only one model or controller (keep it in place), complex business logic (use service objects),…
api-patterns
api-patterns
Builds REST APIs using respond_to blocks with Jbuilder templates following the 37signals same-controllers-different-formats philosophy. Use when adding API endpoints, JSON responses, token authentication, pagination, or when user mentions API, JSON, REST, or Jbuilder. WHEN NOT: For HTML-only controllers (use crud-patterns), for webhook delivery (use event-t…
concern-patterns
concern-patterns
Creates and refactors model and controller concerns for shared behavior. Use when extracting shared code, organizing models with horizontal concerns, DRYing up controllers, or when user mentions concerns, mixins, or modules. WHEN NOT: Logic used by only one model (keep in place), service object extraction (use model-patterns), or job organization (use job-p…
crud-patterns
crud-patterns
Generates RESTful controllers mapping any action to CRUD by creating new resources instead of custom actions. Use when adding features, creating controllers, designing routes, or handling state changes via REST. WHEN NOT: Non-REST APIs (use api-patterns), view/template work (use turbo-patterns), or model business logic (use model-patterns).
stimulus-patterns
stimulus-patterns
Builds focused, single-purpose Stimulus controllers for progressive enhancement. Use when adding JavaScript behavior, UI interactions, form enhancements, or building reusable client-side components. WHEN NOT: For Turbo Stream/Frame patterns (see turbo-patterns skill). For server-side view logic (see rules/views.md).
18 / 264
Direct from traceable public skill sources
An independently imported catalog with original authors, licenses and source links. Classification is not a security audit.
Sources and import coverage