Python development guidelines and best practices. Use when working with Python code.
Development
Code generation, debugging, testing, and development workflows
Media processing utilities for images, audio, and video using FFmpeg and ImageMagick. Use when working with media...
Frontend development guidelines for React/TypeScript applications. Modern patterns including Suspense, lazy loading,...
Root cause analysis and debugging protocols. Use when encountering errors, test failures, unexpected behavior, stack...
Code review practices emphasizing technical rigor, evidence-based claims, and verification. Use when receiving code...
Build command-line interfaces with async-first design, composable commands, and proper output formatting. Use when...
Use when executing implementation plans phase-by-phase with strict enforcement of quality gates, tests, and...
Local code review comparing branches/diffs without GitHub integration. Use when the user wants to review their code,...
Control the user own Chrome browser via Playwriter extension with Playwright code snippets in a stateful local js...
Toolkit for interacting with and testing local web applications using Playwright. Supports verifying frontend...
Unified content extraction and action planning. Use when user says "tapestry <URL>", "weave <URL>", "help me plan...
Transform learning content (like YouTube transcripts, articles, tutorials) into actionable implementation plans...
Guide for building full-stack web applications using Reflex, a Python framework that compiles to React frontend and...
When the user wants to optimize, improve, or increase conversions on any marketing page — including homepage,...
When the user needs marketing ideas, inspiration, or strategies for their SaaS or software product. Also use when...
When the user wants to edit, review, or improve existing marketing copy. Also use when the user mentions 'edit this...
When the user wants to create competitor comparison or alternative pages for SEO and sales enablement. Also use when...
When the user wants to set up, improve, or audit analytics tracking and measurement. Also use when the user mentions...
When the user wants to plan, design, or implement an A/B test or experiment. Also use when the user mentions "A/B...
Python debugging techniques, pdb, and IDE debugging tools
watchOS development guidance including SwiftUI for Watch, Watch Connectivity, complications, and watch-specific UI...
Senior developer-level release review for macOS/iOS apps. Identifies security, privacy, UX, and distribution issues...
End-to-end product development for iOS/macOS apps. Covers market research, competitive analysis, PRD generation,...
Comprehensive macOS development guidance including Swift 6+, SwiftUI, SwiftData, architecture patterns, AppKit...