io.github.videojs/v10/refactor-behavior

Refactor an existing SPF behavior using purpose-first discipline. Forces articulation of the behavior's purpose and business rules before code analysis, then maps to the documented patterns in internal/design/spf/conventions/. Triggers: "refactor behavior", "refactor this behavior", "clean up behavior", "apply conventions to behavior", "review behavior for refactor".

io.github.NeverSight/learn-skills.dev/docker-ops

Docker containerization patterns, Dockerfile best practices, multi-stage builds, and Docker Compose. Use for: docker, Dockerfile, docker-compose, container, image, multi-stage build, docker build, docker run, .dockerignore, health check, distroless, scratch image, BuildKit, layer caching, container security.

io.github.microsoft/FluidFramework/writing-plans

Use when design is complete and you need detailed implementation tasks for engineers with zero codebase context - creates comprehensive implementation plans with exact file paths, complete code examples, and verification steps assuming engineer has minimal domain knowledge

io.github.OpenBMB/PilotDeck/frontend-slides

Create stunning, animation-rich HTML presentations from scratch or by converting PowerPoint files. Use when the user wants to build a presentation, convert a PPT/PPTX to web, or create slides for a talk/pitch. Helps non-designers discover their aesthetic through visual exploration rather than abstract choices.

io.github.nexu-io/open-design/mobile-onboarding

A multi-screen mobile onboarding flow rendered as three phone frames side by side — splash, value-prop, sign-in. Status bar, swipe dots, primary CTA. Use when the brief mentions "mobile onboarding", "iOS onboarding", "phone signup", or "移动端引导".

io.github.xobotyi/cc-foundry/css

CSS conventions, layout systems, and modern patterns: predictable styles through low specificity and explicit cascade control. Invoke whenever task involves any interaction with CSS code — writing, reviewing, refactoring, debugging, or understanding stylesheets, SCSS, layout, or responsive design.

io.github.recyclarr/recyclarr/testing

Use when writing, editing, refactoring, or debugging tests anywhere under `tests/**` (unit, integration, or end-to-end); authoring NUnit 4 test classes (`*Test`, `*IntegrationTest`); using NSubstitute mocks, AutoFixture with `[AutoMockData]` / `[InlineAutoMockData]` / `[Frozen]`, or AwesomeAssertions (NOT FluentAssertions); working with `CliIntegrationFixture`, `IntegrationTestFixture`, `MockFileSystem`, `TestableLogger`, `NUnitAnsiConsole`, or `New*` factory helpers; adding or updating E2E fixtures under `tests/Recyclarr.Cli.IntegrationTests.E2E/`; editing `Fixtures/recyclarr.yml`, `metadata.json`, `cf/`, `cf-groups/`, or `quality-profiles/` fixture folders; running `Run-E2ETests.ps1` or `scripts/coverage.py`; investigating flaky tests, coverage gaps, or Testcontainers setup. Triggers on phrases like "write a test", "fix this test", "improve coverage", "add an E2E case", "mock this dependency", or any edit to `*.Tests.csproj` or files under `tests/**`.

io.github.kid-sid/claude-spellbook/nextjs

Use when building Next.js App Router pages, server and client components, fetching data in server components, configuring layouts and middleware, handling routing patterns, optimizing images and fonts, or deploying a Next.js application.

io.github.EliasOulkadi/shokunin/kubernetes

Deploy, manage, and debug Kubernetes in production — Deployments, Services, Gateway API, Service Mesh (Istio/Linkerd/Cilium), eBPF observability (Cilium Hubble), security hardening (Pod Security Standards, OPA/Kyverno, seccomp, runtime security with Falco/Tetragon), Helm, HPA, PDB, topology spread, and debugging. Use when user asks to write K8s manifests, deploy to a cluster, debug pods, set up Gateway API, configure autoscaling, or harden cluster security. Do NOT use for Dockerfiles (use docker), CI/CD pipeline design (use ci-cd), or Terraform infrastructure (use terraform).

io.github.podman-desktop/extension-bootc/backend-api

Guides backend development with @podman-desktop/api and the bootc extension's RPC system. Covers container engine operations, provider management, RPC communication, build orchestration, VM management, and configuration. Triggers when working on packages/backend/ code, adding RPC methods to BootcAPI, implementing container/image operations, or asking about backend patterns.

io.github.agentic-in/elephant-agent/docker-management

Manage Docker containers, images, volumes, networks, and Compose stacks — lifecycle ops, debugging, cleanup, and Dockerfile optimization.

io.github.skeletorflet/opencode-supreme-setup/kubernetes

Pods, Deployments, Services, ConfigMaps/Secrets, Ingress, PVC, Helm charts, kubectl, namespaces, probes, RBAC.

io.github.Demerzels-lab/elsamultiskillagent/automation-workflows

Design and implement automation workflows to save.

io.github.alirezarezvani/claude-skills/agent-workflow-designer

Design production-grade multi-agent workflows with clear pattern choice (sequential, parallel, hierarchical), handoff contracts, failure handling, and cost/context controls. Use when architecting a multi-step agent pipeline, choosing between single-agent vs multi-agent approaches, or refactoring an LLM workflow that suffers from context bloat or unreliable handoffs.

io.github.TerminalSkills/skills/kubernetes-helm

Manages Kubernetes clusters and Helm charts. Use when the user wants to write Kubernetes manifests, create Helm charts, deploy applications, debug pods, configure networking (services, ingress), set up autoscaling, manage secrets and config maps, write operators, troubleshoot cluster issues, or implement GitOps workflows. Trigger words: kubernetes, k8s, kubectl, helm, helm chart, pod, deployment, service, ingress, namespace, configmap, secret, hpa, pvc, statefulset, daemonset, cronjob, operator, kustomize, argocd, flux, gitops, node pool, taint, toleration, affinity.

io.github.nexu-io/open-design/code-import

Read an existing repository's structure into the project cwd as a normalised snapshot the agent can analyse without re-walking the tree on every turn.

io.github.nexu-io/open-design/design-extract

Extract design tokens (color / typography / spacing) from imported source code, screenshots, or Figma exports into the canonical token bag token-map consumes.

io.github.nexu-io/open-design/deploy-vercel-static

Use this plugin when the user wants to deploy an accepted static web artifact to Vercel or prepare an equivalent deployment handoff with preview and production URLs.

io.github.Donchitos/Claude-Code-Game-Studios/review-all-gdds

Holistic cross-GDD consistency and game design review. Reads all system GDDs simultaneously and checks for contradictions between them, stale references, ownership conflicts, formula incompatibilities, and game design theory violations (dominant strategies, economic imbalance, cognitive overload, pillar drift). Run after all MVP GDDs are written, before architecture begins.

io.github.Donchitos/Claude-Code-Game-Studios/design-system

Guided, section-by-section GDD authoring for a single game system. Gathers context from existing docs, walks through each required section collaboratively, cross-references dependencies, and writes incrementally to file.

io.github.Donchitos/Claude-Code-Game-Studios/design-review

Reviews a game design document for completeness, internal consistency, implementability, and adherence to project design standards. Run this before handing a design document to programmers.

io.github.vudovn/ag-kit/mobile-design

Mobile-first design thinking and decision-making for iOS and Android apps. Touch interaction, performance patterns, platform conventions. Teaches principles, not fixed values. Use when building React Native, Flutter, or native mobile apps.

io.github.vudovn/ag-kit/mcp-builder

MCP (Model Context Protocol) server building principles. Tool design, resource patterns, best practices.

io.github.vudovn/ag-kit/frontend-design

Design thinking and decision-making for web UI. Use when designing components, layouts, color schemes, typography, or creating aesthetic interfaces. Teaches principles, not fixed values.