Implement secure JWT (JSON Web Token) authentication in Node.js applications with access/refresh tokens and role-based access control
Expert in JSON-RPC 2.0 protocol implementation, message dispatching, error handling, batch processing, and secure RPC endpoints
Extract and validate data from requests including JSON, forms, query parameters, and path parameters. Use for handling user input and API payloads.
Generate flowcharts from YAML/JSON definitions or Python DSL. Supports standard flowchart shapes, swimlanes, and PNG/SVG/PDF export.
Use when starting any Deno project, choosing packages, configuring deno.json, or running CLI commands. Provides foundational knowledge for building modern Deno applications.
Generate organizational hierarchy charts from CSV, JSON, or nested data. Supports multiple layouts, department coloring, and PNG/SVG/PDF export.
Guide AI agents in creating REST API tests using RequestsLibrary. Use when building HTTP client tests, JSON/XML API testing, session management, authentication, file uploads, and response validation.
Search and retrieve content from Reddit. Get posts, comments, subreddit info, and user profiles via the public JSON API.
Extract text from images and scanned PDFs using OCR. Supports 100+ languages, table detection, structured output (markdown/JSON), and batch processing.
Delegate code implementation/review/debugging/alternatives to Claude Code via a JSON bridge script. Multi-turn via SESSION_ID.
Use when developing WordPress block themes: theme.json (global settings/styles), templates and template parts, patterns, style variations, and Site Editor troubleshooting (style hierarchy,...
Use when developing WordPress block themes: theme.json (global settings/styles), templates and template parts, patterns, style variations, and Site Editor troubleshooting (style hierarchy,...
Extract dominant colors from images, generate color palettes, and export as CSS, JSON, or ASE with K-means clustering.
Plugin release process for MAG Claude Plugins marketplace. Covers version bumping, marketplace.json updates, git tagging, and common mistakes. Use when releasing new plugin versions or...
Comprehensive guidance on setting up npm libraries with package.json, with a preference for ES Modules (ESM). Use when setting up npm packages, configuring ESM, TypeScript packages, or React...
Enforces a structural planning phase before execution. Generates and validates PLAN.json to ensure every task has a clear objective, steps, verification method, and rollback strategy.
Write JavaScript code in n8n Code nodes. Use when writing JavaScript in n8n, using $input/$json/$node syntax, making HTTP requests with $helpers, working with dates using DateTime, troubleshooting...
Write JavaScript code in n8n Code nodes. Use when writing JavaScript in n8n, using $input/$json/$node syntax, making HTTP requests with $helpers, working with dates using DateTime, troubleshooting...
Write JavaScript code in n8n Code nodes. Use when writing JavaScript in n8n, using $input/$json/$node syntax, making HTTP requests with $helpers, working with dates using DateTime, troubleshooting...
REST integration testing patterns with JUnit 5, Mockito, RestAssured. Use when writing integration tests that mock external dependencies, use Testcontainers/H2 for databases, and test endpoints...