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Found 4,597 Skills
Searching internet for technical documentation using llms.txt standard, GitHub repositories via Repomix, and parallel exploration. Use when user needs: (1) Latest documentation for libraries/frameworks, (2) Documentation in llms.txt format, (3) GitHub repository analysis, (4) Documentation without direct llms.txt support, (5) Multiple documentation sources in parallel
Configure AWS Documentation MCP server to query up-to-date AWS knowledge, APIs, and best practices
Build resumable multi-agent workflows with durable execution, tool loops, and automatic stream recovery on client reconnection.
Operational prompt engineering for production LLM apps: structured outputs (JSON/schema), deterministic extractors, RAG grounding/citations, tool/agent workflows, prompt safety (injection/exfiltration), and prompt evaluation/regression testing. Use when designing, debugging, or standardizing prompts for Codex CLI, Claude Code, and OpenAI/Anthropic/Gemini APIs.
a CLI for intearcting with browser
Quality assurance specialist for security, performance, accessibility, and comprehensive testing
Discover, connect and use over 100K+ MCP tools and skills from the Smithery marketplace.
Designs robust function/tool calling schemas for LLMs with JSON schemas, validation strategies, typed interfaces, and example calls. Use when implementing "function calling", "tool use", "LLM tools", or "agent actions".
Review and improve documentation with parallel evaluation and iterative improvement loop.
Automated multi-agent orchestrator that spawns CLI subagents in parallel, coordinates via MCP Memory, and monitors progress
Scans dotfiles/.claude/skills/ for all skills and updates CLAUDE.md and hal_dotfiles.json to match, then runs hal sync. Use this skill automatically after editing any skill name/description or adding/removing skills under dotfiles/.claude/skills/.
A guide to creating effective Skills. This Skill should be used when users want to create new Skills (or update existing ones) to extend Claude's capabilities, including expertise, workflows, or tool integrations.