Data & AI

Data validation with Malli schemas in Clojure. Use when working with: (0)malli, (1) data validation or coercion, (2) defining schemas for maps,collections, or domain models, (3) API request/response validation, (4) formvalidation, (5) runtime type checking, or when the user mentions malli,schemas, validation, data contracts, or data integrity.

Browser automation and E2E testing via local Playwright Docker container

Expert data analyst that explores datasets, performs statistical analysis, identifies patterns, and generates insights from CSV, JSON, and other structured data formats

Expert Node.js and TypeScript development assistant. Use when writing, reviewing, or debugging Node.js code, TypeScript projects, async programming, streams, performance optimization, or npm packages.

Guides creation of ChatGPT Apps with interactive widgets using OpenAI Apps SDK and MCP servers.Use when building ChatGPT custom apps with visual UI components, embedded widgets, or richinteractive experiences. Covers widget architecture, MCP server setup with FastMCP, responsemetadata, and Developer Mode configuration. NOT when building standard MCP servers withoutwidgets (use building-mcp-servers skill instead).

Guide for building applications on Cloudflare's edge platform. Use when implementing serverless functions (Workers), edge databases (D1), storage (R2, KV), real-time apps (Durable Objects), AI features (Workers AI, AI Gateway), static sites (Pages), or any edge computing solutions.

Use when implementing Least Significant Bit (LSB) steganography - allows hiding images or text within other images by encoding data in the least significant bits of pixel color channels

Automated E2E test infrastructure setup with Playwright, Vitest, MSW, and GitHub Actions. Generates 80%+ coverage tests based on REDR-prototype patterns.

Use when integrating MCP servers with Claude Code plugins - MCP configuration with transport types, scopes, and tool naming for November 2025 specifications

Эксперт по автоматизации маркетинга. Используй для настройки HubSpot, Marketo, email sequences, lead scoring и workflows.

Remove AI-generated code patterns ("slop") from a branch. Use when asked to clean up AI-generated code, remove slop, fix AI coding style issues, or make AI-written code look human-written. Triggers on phrases like "remove slop", "clean up AI code", "fix AI style", or "make this look human-written".

Generates complete, runnable RSpec tests for Rails models, services, controllers, and background jobs following project conventions. Use when new code is created without corresponding tests, when refactoring existing code, or when explicitly asked to add test coverage.

Comprehensive system for managing llms.txt and my-blog.json files across the project. Handles creation, updating, and synchronization of AI-readable content catalogs. Automatically detects when working with llms.txt files, my-blog.json files, or updating blog content. Includes utilities for fetching latest content from query-index.json and organizing by last modified dates. Keywords include llms.txt, my-blog.json, blog catalog, content index, query-index.json, AI content discovery, update llms, update blog, content synchronization.

Node chain testing templates for quality agent. WorkflowBuilder patterns and tier-based testing. Use when: testing node chains, WorkflowBuilder patterns, tier-based testing, chain execution tests, simple/complex/full chain tiers.

Writing coach that extracts educational content from your daily experiences and turns it into publish-ready newsletter drafts. Use when brainstorming newsletter ideas, writing content for The Little Blue Report, or when you want help turning experiences into educational articles.

Best practices for creating Claude Code slash commands. Use this skill when creating, editing, or improving custom slash commands for Claude Code. Covers frontmatter configuration, dynamic features ($ARGUMENTS, bash execution, file references), command patterns (git workflows, multi-agent orchestration, code review), and helps decide when to use slash commands vs skills vs subagents.

Publish gate secrets scanning. Use for: safe_to_publish, scan for secrets, redact in-place. Determines publish gate status. Scan files for secrets (locations only - NEVER prints secret content). GitHub tokens, AWS keys, private keys, bearer tokens. Use ONLY in secrets-sanitizer. Invoke via bash .claude/scripts/demoswarm.sh secrets scan|redact.

Multi-LLM parallel research with query decomposition and synthesis

Autonomous prior art search and analysis agent. Searches multiple databases, analyzes references, creates claim charts, and assesses patentability impact.

Advanced tmux operations bundle for Miyabi multi-agent AI orchestration.Includes auto-recovery, health monitoring, task queue integration, and MCP server coordination. The definitive skill for AI agent workflows.