Skill directory
Agent skills
Focused instruction packs that teach a coding agent one job well. Browse the catalog and use any of them inside a RiverX project.
18,175Skills
1,902Publishers
249Official
3d Web Experiencesickn33/agentic-awesome-skillsExpert in building 3D experiences for the web - Three.js, React01Ab Test Setupsickn33/agentic-awesome-skillsUse when designing an A/B or split test: define the hypothesis, control and variants, estimate sample size, verify tracking, and predeclare metrics and stopping rules.01Accessibility Compliance Accessibility Auditsickn33/agentic-awesome-skillsYou are an accessibility expert specializing in WCAG compliance, inclusive design, and assistive technology compatibility. Conduct audits, identify barriers, and provide remediation guidance.02Active Directory Attackssickn33/agentic-awesome-skillsProvide comprehensive techniques for attacking Microsoft Active Directory environments. Covers reconnaissance, credential harvesting, Kerberos attacks, lateral movement, privilege escalation, and domain dominance for red team operations and penetration testing.02Address Github Commentssickn33/agentic-awesome-skillsUse when you need to address review or issue comments on an open GitHub Pull Request using the gh CLI.01Agent Evaluationsickn33/agentic-awesome-skillsEvaluate agent behavior with versioned cases and explicit verifiers. Use when comparing agent or prompt changes, reproducing failures, or running agent regression tests.02Agent Manager Skillsickn33/agentic-awesome-skillsManage multiple local CLI agents via tmux sessions (start/stop/monitor/assign) with cron-friendly scheduling.01Agent Memory MCPsickn33/agentic-awesome-skillsA hybrid memory system that provides persistent, searchable knowledge management for AI agents (Architecture, Patterns, Decisions).01Agent Memory Systemssickn33/agentic-awesome-skillsMemory is the cornerstone of intelligent agents. Without it, every02Agent Orchestration Improve Agentsickn33/agentic-awesome-skillsSystematic improvement of existing agents through performance analysis, prompt engineering, and continuous iteration.01Agent Orchestration Multi Agent Optimizesickn33/agentic-awesome-skillsOptimize multi-agent systems with coordinated profiling, workload distribution, and cost-aware orchestration. Use when improving agent performance, throughput, or reliability.01Agent Tool Buildersickn33/agentic-awesome-skillsTools are how AI agents interact with the world. A well-designed02AI Agent Developmentsickn33/agentic-awesome-skillsAI agent development workflow for building autonomous agents, multi-agent systems, and agent orchestration with CrewAI, LangGraph, and custom agents.01AI Agents Architectsickn33/agentic-awesome-skillsExpert in designing and building autonomous AI agents. Masters tool01AI Engineersickn33/agentic-awesome-skillsBuild production-ready LLM applications, advanced RAG systems, and intelligent agents. Implements vector search, multimodal AI, agent orchestration, and enterprise AI integrations.01AI Productsickn33/agentic-awesome-skillsEvery product will be AI-powered. The question is whether you'll02AI Wrapper Productsickn33/agentic-awesome-skillsExpert in building products that wrap AI APIs (OpenAI, Anthropic,02Algolia Searchsickn33/agentic-awesome-skillsExpert patterns for Algolia search implementation, indexing02Algorithmic Artsickn33/agentic-awesome-skillsAlgorithmic philosophies are computational aesthetic movements that are then expressed through code. Output .md files (philosophy), .html files (interactive viewer), and .js files (generative algorithms).04Analytics Trackingsickn33/agentic-awesome-skillsDesign, audit, and improve analytics tracking systems that produce reliable, decision-ready data.01Andrej Karpathysickn33/agentic-awesome-skillsBehavioral guidelines to reduce common LLM coding mistakes. Use when writing, reviewing, or refactoring code to avoid overcomplication, make surgical changes, surface assumptions, and define verifiable success criteria.01Angularsickn33/agentic-awesome-skillsModern Angular (v20+) expert with deep knowledge of Signals, Standalone Components, Zoneless applications, SSR/Hydration, and reactive patterns.04Angular Best Practicessickn33/agentic-awesome-skillsAngular performance optimization and best practices guide. Use when writing, reviewing, or refactoring Angular code for optimal performance, bundle size, and rendering efficiency.04Angular State Managementsickn33/agentic-awesome-skillsMaster 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.04Angular UI Patternssickn33/agentic-awesome-skillsModern Angular UI patterns for loading states, error handling, and data display. Use when building UI components, handling async data, or managing component states.04Antigravity Design Expertsickn33/agentic-awesome-skillsCore UI/UX engineering skill for building highly interactive, spatial, weightless, and glassmorphism-based web interfaces using GSAP and 3D CSS.01Antigravity Workflowssickn33/agentic-awesome-skillsUse when asked to ship a SaaS MVP, audit application security, build an AI agent, run browser QA, or design a domain model with multiple skills and verified checkpoints.03API Design Principlessickn33/agentic-awesome-skillsMaster REST and GraphQL API design principles to build intuitive, scalable, and maintainable APIs that delight developers and stand the test of time.06API Documentation Generatorsickn33/agentic-awesome-skillsGenerate comprehensive, developer-friendly API documentation from code, including endpoints, parameters, examples, and best practices01API Documentersickn33/agentic-awesome-skillsMaster API documentation with OpenAPI 3.1, AI-powered tools, and modern developer experience practices. Create interactive docs, generate SDKs, and build comprehensive developer portals.01API Fuzzing Bug Bountysickn33/agentic-awesome-skillsProvide comprehensive techniques for testing REST, SOAP, and GraphQL APIs during bug bounty hunting and penetration testing engagements. Covers vulnerability discovery, authentication bypass, IDOR exploitation, and API-specific attack vectors.01API Patternssickn33/agentic-awesome-skillsAPI design principles and decision-making. REST vs GraphQL vs tRPC selection, response formats, versioning, pagination.012API Security Best Practicessickn33/agentic-awesome-skillsImplement secure API design patterns including authentication, authorization, input validation, rate limiting, and protection against common API vulnerabilities01API Security Testingsickn33/agentic-awesome-skillsAPI security testing workflow for REST and GraphQL APIs covering authentication, authorization, rate limiting, input validation, and security best practices.01API Testing Observability API Mocksickn33/agentic-awesome-skillsYou 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.02App Buildersickn33/agentic-awesome-skillsMain application building orchestrator. Creates full-stack applications from natural language requests. Determines project type, selects tech stack, coordinates agents.020App Store Optimizationsickn33/agentic-awesome-skillsComplete App Store Optimization (ASO) toolkit for researching, optimizing, and tracking mobile app performance on Apple App Store and Google Play Store013Application Performance Performance Optimizationsickn33/agentic-awesome-skillsOptimize end-to-end application performance with profiling, observability, and backend/frontend tuning. Use when coordinating performance optimization across the stack.01Architect Reviewsickn33/agentic-awesome-skillsMaster software architect specializing in modern architecture01Architecturesickn33/agentic-awesome-skillsArchitectural decision-making framework. Requirements analysis, trade-off evaluation, ADR documentation. Use when making architecture decisions or analyzing system design.06Architecture Decision Recordssickn33/agentic-awesome-skillsComprehensive patterns for creating, maintaining, and managing Architecture Decision Records (ADRs) that capture the context and rationale behind significant technical decisions.01Architecture Patternssickn33/agentic-awesome-skillsMaster proven backend architecture patterns including Clean Architecture, Hexagonal Architecture, and Domain-Driven Design to build maintainable, testable, and scalable systems.02Arm Cortex Expertsickn33/agentic-awesome-skillsSenior embedded software engineer specializing in firmware and driver development for ARM Cortex-M microcontrollers (Teensy, STM32, nRF52, SAMD).01Async Python Patternssickn33/agentic-awesome-skillsComprehensive guidance for implementing asynchronous Python applications using asyncio, concurrent programming patterns, and async/await for building high-performance, non-blocking systems.02Audio Transcribersickn33/agentic-awesome-skillsTransform audio recordings into professional Markdown documentation with intelligent summaries using LLM integration08Auth Implementation Patternssickn33/agentic-awesome-skillsImplement or review authentication and authorization with explicit token, session and resource-access boundaries.02Autonomous Agent Patternssickn33/agentic-awesome-skillsDesign patterns for building autonomous coding agents, inspired by [Cline](https://github.com/cline/cline) and [OpenAI Codex](https://github.com/openai/codex).02Autonomous Agentssickn33/agentic-awesome-skillsAutonomous agents are AI systems that can independently decompose02
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