Skill Claude CodeCodex
Supports Alpine.js development for lightweight, declarative JavaScript interactivity in HTML, covering directives like x-data, x-bind, and x-on. Use for adding sprinkle JS to web pages without frameworks.
Skill Claude CodeCodex
Assists with Angular development tasks, such as generating components, services, modules, debugging code, explaining concepts, and applying best practices. Use this skill when the user asks for help with Angular code, architecture, or troubleshooting in TypeScript-based frontend applications.
Skill Claude CodeCodex
Assists with Astro development for static sites, including islands architecture, component integration (React, Vue, etc.), and content collections. Use when handling hybrid static/dynamic web projects.
Skill Claude CodeCodex
Helps with HTMX development, enabling dynamic HTML interactions without heavy JavaScript, including AJAX requests, WebSockets, and extensions. Suitable for enhancing server-rendered apps with client-side behaviors.
Skill Claude CodeCodex
Next.js development — App Router, Server Components, Server Actions, caching, data fetching patterns, and deployment.
Skill Claude CodeCodex
React component patterns, hooks, state management, and performance optimization.
Skill Claude CodeCodex
Aids in Svelte development, including reactive declarations, stores, transitions, and component logic. Ideal for users building lightweight, compiler-optimized frontend apps without a virtual DOM.
Skill Claude CodeCodex
Utility-first CSS framework for building custom designs without writing CSS.
Skill Claude CodeCodex
Supports Vue.js development, covering components, reactivity, directives, state management with Pinia or Vuex, and routing with Vue Router. Use for queries on building interactive UIs with Vue's composition or options API.
Skill Claude CodeCodex
Universal software development best practices - the fallback skill when no specific tech stack skills are available.
Skill Claude CodeCodex
Cypress end-to-end testing expertise for web applications. Covers browser testing, component testing, network stubbing, and CI integration. Use for E2E and component testing with real-time browser preview and time-travel debugging.
Skill Claude CodeCodex
Jest testing framework expertise for JavaScript/TypeScript unit and integration testing. Covers test structure, mocking, assertions, snapshots, coverage, and CI integration. Use when writing tests for React, Node.js, or any JS/TS project.
Skill Claude CodeCodex
Playwright end-to-end testing expertise for modern web applications. Covers browser automation, cross-browser testing, API testing, visual regression, and CI integration. Use for E2E testing of web apps across Chromium, Firefox, and WebKit.
Skill Claude CodeCodex
Mandatory unit test evaluation protocol for Reviewer. Scores test quality, verifies compliance, and sends weak test implementations back to Builder for rework.
Skill Claude CodeCodex
Mandatory unit test generation protocol for Builder. Enforces guardrails, coverage gates, assertion quality, and escalation rules so code changes always ship with meaningful tests.
Skill Claude CodeCodex
Vitest testing framework expertise for modern JavaScript/TypeScript testing. Covers Vite-native testing, ESM support, component testing, and fast HMR-based test runs. Use for Vite, Vue, React, or any modern ESM-first project.
Skill Claude CodeCodex
Design APIs and module boundaries with contracts, Hyrum's Law, validation, and stable error semantics.
Skill Claude CodeCodex
Verify browser behavior with runtime evidence from DOM, console, network, and performance signals.
Skill Claude CodeCodex
Design pipelines with Shift Left checks, quality gates, feature flags, and fast failure feedback.
Skill Claude CodeCodex
Review code for correctness, safety, maintainability, tests, and reviewability before merge.
Skill Claude CodeCodex
Reduce complexity safely while preserving behavior, using Chesterton's Fence before removal.
Skill Claude CodeCodex
Gather, filter, and maintain the right context for an agent task without overloading the session.
Skill Claude CodeCodex
Reproduce, localize, reduce, fix, and guard failures without guessing or masking errors.
Skill Claude CodeCodex
Remove or migrate old behavior safely with code-as-liability discipline and rollback-aware plans.
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: