Skills for Code review and quality

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…

Use when encountering any bug, test failure, or unexpected behavior, before proposing fixes

React and Next.js performance optimization guidelines from Vercel Engineering. This skill should be used when writing, reviewing, or refactoring React/Next.js code to ensure optimal performance patterns. Triggers on tasks involving…

Universal SQL code review assistant that performs comprehensive security, maintainability, and code quality analysis across all SQL databases (MySQL, PostgreSQL, SQL Server, Oracle). Focuses on SQL injection prevention, access control,…

This guide provides definitive best practices for Android SDK development in Java, focusing on modern architecture, Jetpack libraries, performance, security, and testing.

This rule file guides developers on writing idiomatic, high-performance, and type-safe boto3 code, emphasizing client reuse, proper pagination, batch operations, and robust testing strategies.

Use when receiving code review feedback, before implementing suggestions, especially if feedback seems unclear or technically questionable - requires technical rigor and verification, not performative agreement or blind implementation

Use when a superpowers session went wrong and your human partner wants to know why — repeated work, ignored plans, stumbles, poor results, a skill that didn't fire, "it took…

Knowledge and utilities for creating animated GIFs optimized for Slack. Provides constraints, validation tools, and animation concepts. Use when users request animated GIFs for Slack like "make me a GIF…

Cursor rules for JavaScript and TypeScript development with code quality integration.

Cursor rules for Python FastAPI development with best practices.

Cursor rules for FastAPI services with router/service/repository boundaries, typed provider adapters, bulkhead isolation, idempotency, and domain exceptions.