Integrate Claude Agent SDK with You.com HTTP MCP server for Python and TypeScript. Use when developer mentions Claude Agent SDK, Anthropic Agent SDK, or integrating Claude with MCP tools.

Creates, improves, and validates Claude Code artifacts (skills, agents, commands, hooks). Use when creating domain expertise skills, specialized task agents, user-invoked commands, extending Claude Code capabilities, improving existing artifacts, reviewing artifact quality, analyzing code for automation opportunities, or consolidating duplicate artifacts.

Activate when users ask about Claude Code installation, slash commands (/cook, /plan, /fix, /test, /docs, /design, /git), creating/managing Agent Skills, configuring MCP servers, setting up hooks/plugins, IDE integration (VS Code, JetBrains), CI/CD workflows, enterprise deployment (SSO, RBAC, sandboxing), troubleshooting authentication/performance issues, or advanced features (extended thinking, caching, checkpointing).

Enable automated collaboration between Claude Code and Codex CLI using Byterover as shared memory. This skill should be used when architectural review or code validation from Codex is desired before or after implementation. Claude creates plans, directly invokes Codex for expert review via Bash, and implements based on feedback - all automatically without manual user intervention. All context persists in Byterover.

Use after planning or implementing non-trivial tasks - runs Codex MCP background verification/review for quality gates (plan validation + implementation review)

Enforce Claude Compass development standards and best practices. This skill should be used when writing or modifying code in the Claude Compass repository, including parsers, database migrations, graph builders, MCP tools, and core services. It ensures adherence to code quality principles, proper error handling, self-documenting code, and established architectural patterns.

Expert guidance for writing secure, reliable, and performant Claude Code hooks - validates design decisions, enforces best practices, and prevents common pitfalls

Expert guidance for writing secure, reliable, and performant Claude Code hooks - validates design decisions, enforces best practices, and prevents common pitfalls. Use when creating, reviewing, or debugging Claude Code hooks.

Review legal contracts, NDAs, employment agreements, SaaS terms, and M&A documents. Identifies unfavorable terms, suggests redlines, and compares to market standards. Use for contract analysis, due diligence, or negotiation prep.

This skill automatically detects when CLAUDE.md files need updates based on codebase analysis. It identifies new patterns, code violations, stale documentation, and anti-patterns, then proposes specific markdown diffs showing exactly what CLAUDE.md sections should be added, modified, or removed. When codebase architecture changes, new patterns emerge, or documented practices diverge from actual code, this skill analyzes the robo-trader project structure and generates actionable recommendations with confidence scores. Should be invoked after major feature completions, during code reviews, or as periodic maintenance scans.

Configure, manage, update and review Claude Code permissions, sandboxing, and tool access. Use when user wants to set up permissions, configure sandboxing, update allowed tools, manage settings.json permissions, or review permissions in skills or commands or agents or settings.json. When user writes a new skill, command, agent, or updates settings.json, they should use this skill to manage permissions.

'Use when user asks to leverage claude or claude code to do something (e.g. implement a feature design or review codes, etc). Provides non-interactive automation mode for hands-off task execution without approval prompts.'

Review code changes with criteria-driven analysis (Security, Architecture, Standards, Performance). Use when reviewing PRs or code changes.

Assist developers in writing clean, maintainable code following software engineering best practices. Use when conducting code reviews, refactoring code, enforcing coding standards, seeking guidance on clean code principles, or integrating automated quality checks into development workflows.

Remove unnecessary, redundant, or obvious code comments while preserving valuable explanations. Use when cleaning up comments, removing verbose documentation, simplifying inline comments, or preparing code for review.

Review and clean up code, removing unwanted patterns and improving test structure.

Design and review CLI commands following clig.dev and 12-Factor CLI principles. Use when adding commands, designing flags/arguments, writing help text, handling errors, formatting output, or reviewing CLI code for UX issues.

This skill should be used when designing, implementing, or reviewing CLI tools, or when flags, subcommands, help text, exit codes, or `--cli-dev` are mentioned.

CLI E2E testing patterns with BATS - parallelization, state sharing, and timeout management

Expert UX evaluator for command-line interfaces, CLIs, terminal tools, shell scripts, and developer APIs. Use proactively when reviewing CLIs, testing command usability, evaluating error messages, assessing developer experience, checking API ergonomics, or analyzing terminal-based tools. Tests for discoverability, consistency, error handling, help systems, and accessibility.

Use this skill when working with the CliftonSites Supabase backend for any task including understanding database schemas, debugging issues, adding features, querying data, managing RPC functions, reviewing triggers/policies, working with the automation pipeline, security architecture (MFA authentication, RLS, SECURITY DEFINER functions, API route protection), or any database operation. Provides complete expertise on all 12 tables, 25 RPC functions, 5 triggers, RLS policies, SECURITY DEFINER functions, admin MFA authentication, internal API token validation, views, indexes, data flows, and Supabase MCP server operations.

Avoid common methodological mistakes in clinical research with MIMIC-IV and eICU databases. Covers immortal time bias, information leakage, selection bias, and other critical pitfalls.

Guidelines for writing effective Clojure docstrings with markdown formatting, wikilinks, code examples, and tables. Always use this skill when writing or reviewing docstrings in Clojure code, or when asked about docstring formatting and style. Triggers on (1) writing new functions/vars/namespaces with docstrings, (2) updating existing docstrings, (3) questions about docstring best practices, (4) reviewing code with docstrings.

Cloud and DevOps expert including AWS, GCP, Azure, and Terraform

Ensures the documentation demonstrates a high level of expertise in cloud-native technologies and Kubernetes.

Use to enforce visual, messaging, and legal standards across partner

Self-improving learning system that detects friction signals and proposes rule updates. This skill should be used when Claude needs to learn from mistakes, when users repeatedly correct behavior, when tool failures indicate missing knowledge, or when reviewing learning candidates via /coach commands.

Create well-structured subagents for Claude Code with specialized expertise, proper tool configurations, and effective system prompts. Use when building custom subagents for code review, debugging, testing, data analysis, codebase research, or domain-specific workflows.

Analyze codebases for anti-patterns, code smells, and quality issues using ast-grep structural pattern matching. Use when reviewing code quality, identifying technical debt, or performing comprehensive code analysis across JavaScript, TypeScript, Python, Vue, React, or other supported languages.

Review recently written code for best practices, architectural consistency, and correct system integration. Use for reviewing new endpoints, refactors, and UI components to ensure alignment with project standards and established patterns.

系统化审计与代码优化 - Code Review / Simplifier / Council / Performance。

Performs comprehensive codebase analysis covering architecture, code quality, security, performance, testing, and maintainability. Use when user wants to audit code quality, identify technical debt, find security issues, assess test coverage, or get a codebase health check.

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Use specific checklists to ensure comprehensive and high-quality code commenting for general code, data declarations, and program structures. Apply when writing new code, reviewing existing code, or conducting code reviews to ensure completeness and quality of documentation.

Identifies, categorizes, and articulates code issues with brutal honesty and quantifiable specificity. Use when reviewing code, providing feedback, performing code audits, or when user needs direct assessment of code quality.

TSDoc standards for TypeScript/JavaScript code. Automatically invoked when writing, reviewing, or editing any TSDoc comments, code documentation, or API documentation. (project)

Classify code tasks and execute task-specific checklists with quality gates. Route to WRITE, DEBUG, REVIEW, OPTIMIZE, REFACTOR, SIMPLIFY, or SECURE workflows, each invoking relevant CC and APOSD skills. Produce classification statement plus DONE/NOT DONE verdict with mandatory pre-commit verification. Use when writing, debugging, reviewing, fixing, implementing, optimizing, refactoring, simplifying, or securing code. Triggers on: implement, build, create, debug, fix bug, broken, error, review, audit, optimize, slow, performance, refactor, clean up, simplify, confusing, too complex, secure, vulnerability.

Senior Full-Stack Code Auditor - Especialista em Arquitetura, Segurança, Performance, Observabilidade e Qualidade de Software. Focado em Node.js/Express/MongoDB com expertise em sistemas multi-tenant SaaS. Use para auditorias profundas, análise de débito técnico, code review, troubleshooting avançado, refatoração estratégica ou otimização de sistemas.

Provides Django web framework expertise including project structure, models, views, admin, Celery tasks, testing, and Python best practices. Use when generating, analyzing, refactoring, or reviewing Django/Python code.

Provides Go programming expertise, including language syntax, idiomatic patterns, concurrency, and standard library usage. Use when generating, analyzing, refactoring, or reviewing Go code.

Analyze code complexity, cyclomatic complexity, maintainability index, and code churn using metrics tools. Use when assessing code quality, identifying refactoring candidates, or monitoring technical debt.

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Build features when user wants to implement PRDs, write code for specs, or develop functionality. Works incrementally substory-by-substory with automatic testing and code review. Automatically loads PRD context to maintain consistency. Also writes standalone tests for any file.

Proactively audits developer work to ensure completeness and production-readiness. This skill should be used when reviewing code changes, validating task completion, or verifying that work meets industry standards—catching incomplete implementations, deferred features, hardcoded values, missing tests, and shortcuts before code goes to production.

Fix code quality issues identified in a code quality review stored in agent_artefacts/code_quality/<topic>/. Systematically addresses issues found by the code-quality-review-all skill for ANY code quality topic, with validation and testing at each step. Use when user asks to fix issues from a code quality review, or asks to fix issues from agent_artefacts/code_quality/<topic>.

Expert code reviewer that enforces best practices, clean code principles, strong typing (TypeScript), architecture guidelines, and security standards. Reviews PRs and code snippets for bugs, code smells, anti-patterns, maintainability risks, performance issues, and security vulnerabilities. Use when reviewing pull requests, analyzing code quality, conducting code audits, or improving TypeScript/JavaScript codebases.

Proactive code health monitoring and quality gate enforcement. Use when validating code changes, reviewing PRs, or ensuring code meets quality standards before merging.

Systematic code quality improvement workflow combining smart-reviewer and test-generator MCP tools with Pareto 80/20 auto-fixes, severity-based review, and comprehensive test generation. Use when p...

Review all evaluations in the repository against a single code quality standard. Checks ALL evals against ONE standard for periodic quality reviews. Use when user asks to review/audit/check all evaluations for a specific topic or standard.

Conducts systematic code quality analysis across multiple dimensions: maintainability, readability, complexity, design patterns, naming conventions, code duplication, and adherence to best practices.