Claude Skills by bobmatnyc

MCP (Model Context Protocol) - Build AI-native servers with tools, resources, and prompts. TypeScript/Python SDKs for Claude Desktop integration.

ANTI-PATTERN - Example showing violations of self-containment (DO NOT COPY)

Example of a properly self-contained skill following all best practices

DSPy declarative framework for automatic prompt optimization treating prompts as code with systematic evaluation and compilers

LangChain LLM application framework with chains, agents, RAG, and memory for building AI-powered applications

LangGraph framework for building stateful, multi-agent AI applications with cyclical workflows, human-in-the-loop patterns, and persistent checkpointing.

Local LLM operations with Ollama on Apple Silicon, including setup, model pulls, chat launchers, benchmarks, and diagnostics.

MCP (Model Context Protocol) - Build AI-native servers with tools, resources, and prompts. TypeScript/Python SDKs for Claude Desktop integration.

Official Anthropic SDK for Claude AI with chat, streaming, function calling, and vision capabilities

OpenRouter unified AI API - Access 200+ LLMs through single interface with intelligent routing, streaming, cost optimization, and model fallbacks

AI session compression techniques for managing multi-turn conversations efficiently through summarization, embedding-based retrieval, and intelligent context management.

Vector search indexing and querying workflows using MCP Vector Search, including setup, reindexing, auto-index strategies, and MCP integration.

MongoDB - NoSQL document database with flexible schema design, aggregation pipelines, indexing strategies, and Spring Data integration

Ecto patterns for Phoenix/Elixir apps. Covers schemas, changesets, migrations, queries, Ecto.Multi, transactions, constraints, associations, pagination, tenant partitioning, performance, and testing.

Phoenix controllers, JSON APIs, Channels, and Presence on the BEAM

Phoenix Framework with LiveView on the BEAM

Phoenix operations and deployment: releases, runtime configuration, clustering, libcluster, telemetry/logging, secrets, assets, background jobs, and production hardening on the BEAM.

Building production-quality CLI tools with Cobra command framework and Viper configuration management

Go concurrency patterns for production services: context cancellation, errgroup, worker pools, bounded parallelism, fan-in/fan-out, and common race/deadlock pitfalls

Go database integration patterns using sqlx, pgx, and migration tools like golang-migrate

Production gRPC in Go: protobuf layout, codegen, interceptors, deadlines, error codes, streaming, health checks, TLS, and testing with bufconn

Instrumenting Go applications with OpenTelemetry for distributed tracing, Prometheus for metrics, and structured logging with slog

Comprehensive Go testing strategies including table-driven tests, testify assertions, gomock interface mocking, benchmark testing, and CI/CD integration

Go HTTP API development with net/http, Chi, Gin, Echo, and Fiber frameworks

Spring Boot 3.x - Java framework for production-ready applications with dependency injection, REST APIs, data access, security, and actuator monitoring

Vite lightning-fast build tool with instant HMR, ESM-first architecture, and zero-config setup for modern web development

Production-ready Express.js development covering middleware architecture, error handling, security hardening, testing strategies, and deployment patterns

Hono on Cloudflare Workers - bindings, KV, D1, R2, Durable Objects, and edge deployment patterns

Hono ultrafast web framework fundamentals - routing, context, handlers, and response patterns for multi-runtime deployment

Hono JSX - server-side rendering, streaming, async components, and HTML generation patterns

Hono middleware patterns - creation, composition, built-in middleware, and execution order for web applications

Hono RPC - end-to-end type-safe API client generation with hc client and TypeScript inference

Hono request validation with Zod, TypeBox, Valibot - type-safe input validation for JSON, forms, query params, and headers

Next.js environment variable management with file precedence, variable types, and deployment configurations. Use when configuring Next.js applications, managing environment-specific settings, or deploying to Vercel/Railway/Heroku.

FlexLayout for React - Advanced docking layout manager with drag-and-drop, tabs, splitters, and complex window management

Building reusable React state machine skills with XState v5 and the actor model

Svelte 5 - Reactive UI framework with compiler magic, Runes API, SvelteKit full-stack framework, SSR/SSG, minimal JavaScript

Svelte 5 runes + SvelteKit adapter-static (SSG/SSR) patterns for hydration-safe state, store bridges, and reactivity that survives prerendering

SvelteKit - Full-stack Svelte framework with file-based routing, SSR/SSG, form actions, and adapters for deployment

Vue 3 - Progressive JavaScript framework with Composition API, reactivity system, single-file components, Vite integration, TypeScript support

Cypress end-to-end and component testing patterns for web apps: reliable selectors, stable waits, network stubbing, auth handling, CI parallelization, and flake reduction

Playwright modern end-to-end testing framework with cross-browser automation, auto-wait, and built-in test runner

Biome - Fast all-in-one toolchain for web projects (linter + formatter in Rust, 100x faster than ESLint)

Type-safe API route handler with automatic Zod validation for Next.js App Router...

Next.js 16 migration guide (async request APIs, "use cache", Turbopack)

Comprehensive guide for developing on EspoCRM - metadata-driven CRM with service layer architecture

Advanced WordPress development with REST API endpoints, WP-CLI commands, performance optimization, and caching strategies for scalable applications.

Modern WordPress block development and Full Site Editing with theme.json, block themes, and custom blocks for WordPress 6.7+

Modern WordPress plugin development with PHP 8.3+, OOP architecture, hooks system, database interactions, and Settings API

Security-first WordPress development with nonces, sanitization, validation, and escaping to prevent XSS, CSRF, and SQL injection vulnerabilities.