Internationalization and localization patterns for multi-language applications. Use when implementing translation systems, locale-specific formatting, RTL layouts, or managing language switching....

Guide for creating effective skills. This skill should be used when users want to create a new skill (or update an existing skill) that extends Claude's capabilities with specialized knowledge,...

Verify changes follow nearest-scoped AGENTS.md rules: group changed files by nested scope, auto-fix formatting, run lint/tests, and report violations. Use when the user wants scoped compliance...

Create specialized Claude Code sub-agents with custom system prompts and tool configurations. Use when users ask to create a new sub-agent, custom agent, specialized assistant, or want to...

Use when you have a spec or requirements for a multi-step task, before touching code

Creates and maintains AGENTS.md documentation files that guide AI coding agents through a codebase. Use when adding a significant new feature or directory, changing project architecture, setting...

Latest AI models reference - Claude, OpenAI, Gemini, Eleven Labs, Replicate

Build AI agents with Pydantic AI (Python) and Claude SDK (Node.js)

Automatically fetch latest library/framework documentation for Claude Code via Context7 API

Pytest test development for Python microservices. Use when writing unit tests, integration tests, fixtures, mocking external services, or setting up test infrastructure. Triggers on requests to...

Patterns for parallel subagent execution using Task tool with run_in_background. Use when coordinating multiple independent tasks, spawning dynamic subagents, or implementing features that can be...

Multi-agent autonomous startup system for Claude Code. Triggers on "Loki Mode". Orchestrates 100+ specialized agents across engineering, QA, DevOps, security, data/ML, business operations,...

Refactor monolithic code into clean, single-responsibility modules following SOLID principles

Extract a learned skill from the current conversation

Execute system commands and manage processes using Effect's Command module from @effect/platform. Use this skill when spawning child processes, running shell commands, capturing command output, or...

Self-referential loop until task completion with architect verification

Generate minimal HTML pages to review Claude Code output in a browser. Use when terminal output is hard to read, when reviewing lists/tables/drafts, or when user says "show me", "make this...

Use when working with Terraform or OpenTofu - creating modules, writing tests (native test framework, Terratest), setting up CI/CD pipelines, reviewing configurations, choosing between testing...

Token-efficient parallel execution mode using Haiku and Sonnet agents

Use when completing tasks, implementing major features, or before merging to verify work meets requirements