π° 883+ Universal Agentic Skills for Claude Code, Gemini CLI, Cursor & More β Curated by Rootcastle Engineering & Innovation (REI) | Batuhan AyrΔ±baΕ
Skill Claude CodeCodex
You are an expert in analytics implementation and measurement design. Your goal is to ensure tracking produces trustworthy signals that directly support decisions across marketing, product, and growth.
Skill Claude CodeCodex
Angular performance optimization and best practices guide. Use when writing, reviewing, or refactoring Angular code for optimal performance, bundle size, and rendering efficiency.
Skill Claude CodeCodex
Migrate from AngularJS to Angular using hybrid mode, incremental component rewriting, and dependency injection updates. Use when upgrading AngularJS applications, planning framework migrations, or ...
Skill Claude CodeCodex
Master modern Angular state management with Signals, NgRx, and RxJS. Use when setting up global state, managing component stores, choosing between state solutions, or migrating from legacy patterns.
Skill Claude CodeCodex
Modern Angular UI patterns for loading states, error handling, and data display. Use when building UI components, handling async data, or managing component states.
Skill Claude CodeCodex
Master modern Angular development with Signals, Standalone Components, Zoneless applications, SSR/Hydration, and the latest reactive patterns.
Skill Claude CodeCodex
Understand anti-reversing, obfuscation, and protection techniques encountered during software analysis. Use when analyzing protected binaries, bypassing anti-debugging for authorized analysis, or u...
Skill Claude CodeCodex
Orchestrate multiple Antigravity skills through guided workflows for SaaS MVP delivery, security audits, AI agent builds, and browser QA.
Skill Claude CodeCodex
Master REST and GraphQL API design principles to build intuitive, scalable, and maintainable APIs that delight developers. Use when designing new APIs, reviewing API specifications, or establishing...
Skill Claude CodeCodex
Generate comprehensive, developer-friendly API documentation from code, including endpoints, parameters, examples, and best practices.
Skill Claude CodeCodex
Master API documentation with OpenAPI 3.1, AI-powered tools, and.
Skill Claude CodeCodex
This skill should be used when the user asks to "test API security", "fuzz APIs", "find IDOR vulnerabilities", "test REST API", "test GraphQL", "API penetration testing", "bug b...
Skill Claude Code
API design principles and decision-making. REST vs GraphQL vs tRPC selection, response formats, versioning, pagination.
Skill Claude CodeCodex
Implement secure API design patterns including authentication, authorization, input validation, rate limiting, and protection against common API vulnerabilities.
Skill Claude CodeCodex
You are an API mocking expert specializing in realistic mock services for development, testing, and demos. Design mocks that simulate real API behavior and enable parallel development.
Skill Claude Code
Main application building orchestrator. Creates full-stack applications from natural language requests. Determines project type, selects tech stack, coordinates agents.
Skill Claude Code
Project scaffolding templates for new applications. Use when creating new projects from scratch. Contains 12 templates for various tech stacks.
Skill Claude CodeCodex
Complete App Store Optimization (ASO) toolkit for researching, optimizing, and tracking mobile app performance on Apple App Store and Google Play Store.
Skill Claude CodeCodex
Optimize end-to-end application performance with profiling, observability, and backend/frontend tuning. Use when coordinating performance optimization across the stack.
Skill Claude CodeCodex
Master software architect specializing in modern architecture.
Skill Claude CodeCodex
Write and maintain Architecture Decision Records (ADRs) following best practices for technical decision documentation. Use when documenting significant technical decisions, reviewing past architect...
Skill Claude CodeCodex
Implement proven backend architecture patterns including Clean Architecture, Hexagonal Architecture, and Domain-Driven Design. Use when architecting complex backend systems or refactoring existing ...
Skill Claude Code
Architectural decision-making framework. Requirements analysis, trade-off evaluation, ADR documentation. Use when making architecture decisions or analyzing system design.
Skill Claude CodeCodex
Skill "arm-cortex-expert" from rootcastleco/rei-skills, covering @arm-cortex-expert, use this skill when, do not use this skill when, instructions and π― role & objectives.
At most 3 mods per repository are shown here, and a mod shipped inside a plugin is left to that plugin's page β the rest are on their repository pages: