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Skill Claude CodeCodex
Use when writing, reviewing, or refactoring Ruby or Rails code that needs smaller methods, guard clauses, clearer service objects, thinner Rails models/controllers/jobs, safer ActiveRecord queries, explicit error handling, better RSpec tests, idiomatic Enumerable usage, transaction boundaries, timezone correctness, or…
Skill Claude CodeCodex
Use when a TypeScript codebase needs stronger domain types, branded types, discriminated unions with exhaustiveness checks, strict compiler flags, satisfies/unknown/as const over enum, removal of escape hatches like @ts-ignore/as any/non-null assertions/hand-rolled type guards, end-to-end type flow, derived types…
Skill Claude Code
Run accessibility and visual design review against WCAG guidelines.
Skill Claude CodeCodex
Run after making React changes to catch issues early. Use when reviewing code, finishing a feature, or fixing bugs in a React project.
Skill Claude CodeCodex
React Native and Expo best practices for building performant mobile apps. Use when building React Native components, optimizing list performance, implementing animations, or working with native modules. Triggers on tasks involving React Native, Expo, mobile performance, or native platform APIs.
Skill Claude CodeCodex
Build applications with React Router in Framework, Data, Declarative, and unstable RSC modes. Use when configuring routes, route modules, loaders, actions, forms, fetchers, navigation, pending UI, SSR/SPA/pre-rendering, middleware, URL params/search params, or React Router upgrades.
Skill Claude Code
Refactor codebases by collapsing orchestration, tightening typed boundaries, deleting broad context leakage, and adding ratchet tests. Use when the user wants to clean up architecture, simplify a workflow of routers/agents/handlers passing shared state, stage a large architectural campaign or provider/vendor migration…
Skill Claude CodeCodex
Security audit code for vulnerabilities. Use when asked to review code security, check vulnerabilities, find secrets, audit dependencies, or trace injection, auth/access-control, crypto, or business-logic risks.
Skill Codex
Codex-specific, session-driven self-improvement for Codex behavior and project instructions. Use when the user asks to inspect past Codex sessions, run a "dream" pass over prior interactions, mine repeated user corrections/preferences, improve or draft skills, update repo/project AGENTS.md guidance, or propose durable…
Skill Claude CodeCodex
Run a pre-submission compliance check against your Shopify app's codebase. Reviews App Store requirements and surfaces likely issues before you submit for official review.
Skill Claude Code
Quality floor installer for Shopify Online Store 2.0 theme repos.
Skill Claude Code
Create an unpublished Shopify theme named after the current git branch.
Skill Claude CodeCodex
Common Liquid code patterns for Shopify theme development. Use when writing Liquid templates, handling translations, product displays, or theme customizations.
Skill Claude CodeCodex
The Payments Apps API enables payment providers to integrate their payment solutions with Shopify's checkout.
Skill Claude CodeCodex
Add custom actions and blocks from your app at contextually relevant spots throughout the Shopify Admin. Admin UI Extensions also supports scaffolding new admin extensions using Shopify CLI commands.
Skill Claude CodeCodex
Build your app's primary user interface embedded in the Shopify admin. If the prompt just mentions Polaris and you can't tell based off of the context what API they meant, assume they meant this API.
Skill Claude CodeCodex
Use for custom storefronts requiring direct GraphQL queries/mutations for data fetching and cart operations. Choose this when you need full control over data fetching and rendering your own UI. NOT for Web Components - if the prompt mentions HTML tags like shopify-store, shopify-cart, use storefront-web-components…
Skill Claude Code
Pull merchant-edited content from a live Shopify theme.
Skill Claude CodeCodex
Shopify Trello delivery: use when the user wants Shopify theme work from a Trello card shipped as a reviewable PR and preview theme. Handles Shopify Projects hard gate, Figma intake, implementation, deployed preview QA, screenshots, PR/Trello links, and review handoff.
Skill Claude CodeCodex
Verify a developer's finished Shopify theme ticket and render a verdict. Dogfood the posted preview theme and Customizer (desktop + mobile) against the card's acceptance criteria and Figma, then PASS it (approve the PR, move to Ready for Release) or FAIL it (request changes, attach repro, reassign the dev, move to…
Skill Claude CodeCodex
Choose when the user needs Shopify CLI to run or fix something now: validate app/extension config on disk (shopify.app.toml, shopify.extension.toml), run or troubleshoot store workflows (shopify store auth/execute), make inventory or product changes by handle/SKU/location, or resolve CLI setup, auth, and upgrade…
Skill Codex
Build or refine single-file, information-first HTML artifacts (especially index.html/text.html) with strong hierarchy, restrained styling, accessible semantics, and minimal AI frontend tells. Use for reports, research pages, explainers, briefs, dashboards, note indexes, annotated code reviews, or spec docs — anytime…
Skill Claude CodeCodex
Create new skills, modify and improve existing skills, and measure skill performance. Use when users want to create a skill from scratch, edit, or optimize an existing skill, run evals to test a skill, benchmark skill performance with variance analysis, or optimize a skill's description for better triggering accuracy.
Skill Claude Code
Rewrite text using Smart Brevity principles — shorter, sharper, audience-first communication. Use when tightening or restructuring prose for concision and impact: emails, newsletters, presentations, social posts, meeting agendas, or product and marketing copy across a codebase or site.
At most 3 mods per repository are shown here, and a mod shipped inside a plugin is left to that plugin's page — the rest are on their repository pages: