REQUIRED when modifying any file in packages/playground-ui or packages/playground. Triggers on: React component creation/modification/refactoring, UI changes, new playground features, bug fixes affecting studio UI. Generates Playwright E2E tests that validate PRODUCT BEHAVIOR, not just UI states.
npx skills add https://github.com/mastra-ai/mastra/tree/main/skills/e2e-tests-studioREQUIRED when modifying any file in packages/playground-ui or packages/playground. Triggers on: React component creation/modification/refactoring, UI changes, new playground features, bug fixes affecting studio UI. Generates Playwright E2E tests that validate PRODUCT BEHAVIOR, not just UI states.
This repo contains 4 individual skills — each has its own dedicated page.
Interactive planning assistant that helps create focused, well-structured ralph-loop commands through collaborative conversation
React performance optimization guidelines from Mastra Engineering. This skill should be used when writing, reviewing, or refactoring React code to ensure optimal performance patterns. Triggers on tasks involving React components, data fetching, bundle optimization, or performance improvements.
Create a Mastra project using create-mastra and smoke test the studio in Chrome using Chrome MCP server
Tailwind CSS styling guidelines for Mastra Playground UI. This skill should be used when writing, reviewing, or refactoring styling code in packages/playground-ui and packages/playground to ensure design system consistency. Triggers on tasks involving Tailwind classes, component styling, or design tokens.
A documentation-first skill plugin for Claude Code and Codex, built to take work from vague intent to validated, reviewed, and reusable delivery.
Guidance for using asc cli in this repo (flags, output formats, pagination, auth, and discovery). Use when asked to run or design asc commands or interact with App Store Connect via the CLI.
Agent skill repository for AI-assisted workflows.
AI Editable PPT is a Codex/Claude-compatible skill for creating high-quality editable presentation decks from reports, outlines, templates, and AI-generated slide images. It guides agents through a slide-by-slide workflow: research, outline creation, per-slide visual prompting, image generation, and conversion into editable PowerPoint layouts.
Writes, refactors, and evaluates prompts for LLMs — generating optimized prompt templates, structured output schemas, evaluation rubrics, and test suites. Use when designing prompts for new LLM applications, refactoring existing prompts for better accuracy or token efficiency, implementing chain-of-thought or few-shot learning, creating system prompts with personas and guardrails, building JSON/function-calling schemas, or developing prompt evaluation frameworks to measure and improve model performance.
CRITICAL: Use for type-driven design. Triggers: type state, PhantomData, newtype, marker trait, builder pattern, make invalid states unrepresentable, compile-time validation, sealed trait, ZST, 类型状态, 新类型模式, 类型驱动设计