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Build Slack apps using the Bolt framework across Python, JavaScript, and Java. Covers Block Kit for rich UIs, interactive components, slash commands, event handling, OAuth installation flows, and Workflow Builder integration. Focus on best practices for production-ready Slack apps. Use when: slack bot, slack app, bolt framework, block kit, slash command.

Get paid from day one. Payments, subscriptions, billing portal, webhooks, metered billing, Stripe Connect. The complete guide to implementing Stripe correctly, including all the edge cases that will bite you at 3am. This isn't just API calls - it's the full payment system: handling failures, managing subscriptions, dealing with dunning, and keeping revenue flowing. Use when: stripe, payments, subscription, billing, checkout.

Tailwind CSS v4 principles. CSS-first configuration, container queries, modern patterns, design token architecture.

Expert in building Telegram Mini Apps (TWA) - web apps that run inside Telegram with native-like experience. Covers the TON ecosystem, Telegram Web App API, payments, user authentication, and building viral mini apps that monetize. Use when: telegram mini app, TWA, telegram web app, TON app, mini app.

Three.js skills for creating 3D elements and interactive experiences

Build tools that agents can use effectively, including architectural reduction patterns

Trigger.dev expert for background jobs, AI workflows, and reliable async execution with excellent developer experience and TypeScript-first design. Use when: trigger.dev, trigger dev, background task, ai background job, long running task.

Create interface designs, wireframes, and design systems. Masters

Upstash QStash expert for serverless message queues, scheduled jobs, and reliable HTTP-based task delivery without managing infrastructure. Use when: qstash, upstash queue, serverless cron, scheduled http, message queue serverless.

Prevents Git Bash path conversion issues when running Anubis commands on Windows. Use when building targets with `cargo run` or `anubis.exe` that use `//` target paths.

Implement type-safe configuration with anyway_config gem. Use when creating configuration classes, replacing ENV access, or managing application settings. Triggers on configuration, environment variables, settings, secrets, or ENV patterns.

Toolkit for generating custom widgets from scratch for Marimo.

Expert guidance for Apache NiFi Registry including flow versioning, buckets, Git integration, security, and registry client configuration. Use this when working with flow version control and registry management.

Quick start examples. For complete implementation details, see [reference.md](reference.md).

Enterprise patterns provide scalable, maintainable architecture for Salesforce Apex development. This skill provides framework-agnostic guidance for building robust, secure, and performant Apex code u

Build and maintain apex articles—human-readable synthesis pieces.

Implement secure API authentication with JWT, OAuth 2.0, API keys, and session management. Use when securing APIs, managing tokens, or implementing user authentication flows.

Secure API authentication with JWT, OAuth 2.0, API keys. Use for authentication systems, third-party integrations, service-to-service communication, or encountering token management, security headers, auth flow errors.

FastAPI 엔드포인트 상태 점검. async 패턴, Pydantic 모델, 캐싱, 에러 핸들링 검토

REST API client builder with authentication, error handling, retry logic, and request management. Supports OAuth, JWT, API keys. Use when building API integrations, creating API clients, or working with REST services.

Centralized TypeScript API client with typed namespaces, automatic token refresh with request deduplication, TanStack Query integration, and consistent error handling.

Use when working with api-codegen-universal

Connect to REST APIs, manage authentication, and process responses. Use for API integration tasks.

Define and validate API contracts using Zod

Garantir une **communication parfaite** entre Frontend (Next.js) et Backend (NestJS) via des contrats API cohérents, types synchronisés et validation standardisée.

Create a new Laravel API controller following this project's patterns. Use when creating new API endpoints, CRUD controllers, or backoffice controllers.

Securely manages API credentials for multiple providers (Anthropic Claude, Google Gemini, GitHub). Use when skills need to access stored API keys for external service invocations.

API design and implementation. Use for 'API', 'endpoint', 'route' requests

Standards for creating and organizing HTTP API endpoints using the Echo framework

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ALL API responses MUST use standard envelope pattern. NEVER return raw Convex docs or plain data. Consistent structure enables mobile clients, monitoring, caching.

Define consistent API error codes and responses. Use when a mid-level developer needs error standardization.

Create authenticated API fetch function in Next.js. Use for frontend API calls.

Builds flexible API filtering and sorting systems with query parameter parsing, validation, and security. Use when implementing search endpoints, building data grids, or creating dynamic query APIs.

AWS API Gateway for REST and HTTP API management. Use when creating APIs, configuring integrations, setting up authorization, managing stages, implementing rate limiting, or troubleshooting API issues.

API Gateway patterns for routing, authentication, rate limiting, and service composition in microservices architectures. Use when implementing API gateways, building BFF layers, or managing service-to-service communication at scale.

| Atributo | Valor |

api-gateway

Build reliable third-party API integrations including OAuth, webhooks, rate limiting, error handling, and data sync. Use when integrating with external services (Slack, Stripe, Gmail, etc.), building API connections, handling webhooks, or implementing OAuth flows.

API integration patterns for autonomous-dev including subprocess safety, GitHub CLI integration, retry logic, authentication, rate limiting, and timeout handling. Use when integrating external APIs or CLI tools.

Create mock endpoints with scenario support.

Create a new Next.js API route with validation, error handling, and TypeScript

Explains the standardized API organization pattern for this codebase. Use when creating new API endpoints, API clients, or modifying existing API structure. Covers the 5-file system (endpoint-types, endpoints, api-client, admin-api-client, protected-endpoints), role-based access patterns (admin vs regular users), and TypeScript type safety across the API layer. All API code lives in src/lib/api/ following this exact pattern.

Implement API rate limiting strategies using token bucket, sliding window, and fixed window algorithms. Use when protecting APIs from abuse, managing traffic, or implementing tiered rate limits.

REST API conventions for Next.js App Router with Zod validation and standardized error handling. This skill should be used when creating API routes, implementing CRUD operations, or establishing API patterns for a project.

Creates Next.js 16 API routes with auth, validation, and tenant scoping. Use when creating API endpoints.

Create a new Next.js API route with x402 micropayment middleware

Apply rate limiting, input validation, and injection defenses.

REST API security hardening with authentication, rate limiting, input validation, security headers. Use for production APIs, security audits, defense-in-depth, or encountering vulnerabilities, injection attacks, CORS issues.