anthropics/claude-plugins-official

anthropics/claude-plugins-official

Skill Claude CodeCodex ✓ vendor

Iterate on the Cardputer-Adv MicroPython app bundle (Claude Buddy, Snake, Hello) after the device is already provisioned via m5-onboard. Use when the user wants to add a new app, push a single changed .py without re-flashing, watch device serial logs, or run a one-shot REPL command. Trigger on "add an app", "push to…

anthropics/claude-plugins-official

Skill Claude CodeCodex ✓ vendor

End-to-end onboarding for a freshly-plugged-in M5Stack ESP32 device (Cardputer, Cardputer-Adv, Core, CoreS3, Stick) — detect on USB, flash UIFlow 2.0 firmware, and install the Claude Buddy MicroPython app bundle. Use whenever the user plugs in or wants to flash/provision/reset an M5Stack or ESP32 board, or says…

anthropics/claude-plugins-official

Skill Claude CodeCodex ✓ vendor

An example user-invoked skill that demonstrates frontmatter options and the skills/ /SKILL.md layout.

anthropics/claude-plugins-official

Skill Claude CodeCodex ✓ vendor

This skill should be used when the user asks to "demonstrate skills", "show skill format", "create a skill template", or discusses skill development patterns. Provides a reference template for creating Claude Code plugin skills.

anthropics/claude-plugins-official

Skill Claude CodeCodex ✓ vendor

Guidance for distinctive, intentional visual design when building new UI or reshaping an existing one. Helps with aesthetic direction, typography, and making choices that don't read as templated defaults.

anthropics/claude-plugins-official

Skill Claude CodeCodex ✓ vendor

This skill should be used when the user asks to "create a hookify rule", "write a hook rule", "configure hookify", "add a hookify rule", or needs guidance on hookify rule syntax and patterns.

anthropics/claude-plugins-official

Skill Claude CodeCodex ✓ vendor

Solve competition math problems (IMO, Putnam, USAMO, AIME) with adversarial verification that catches the errors self-verification misses. Activates when asked to 'solve this IMO problem', 'prove this olympiad inequality', 'verify this competition proof', 'find a counterexample', 'is this proof correct', or for any…

anthropics/claude-plugins-official

Skill Claude CodeCodex ✓ vendor

This skill should be used when the user wants to build an "MCP app", add "interactive UI" or "widgets" to an MCP server, "render components in chat", build "MCP UI resources", make a tool that shows a "form", "picker", "dashboard" or "confirmation dialog" inline in the conversation, or mentions "apps SDK" in the…

anthropics/claude-plugins-official

Skill Claude CodeCodex ✓ vendor

This skill should be used when the user asks to "build an MCP server", "create an MCP", "make an MCP integration", "wrap an API for Claude", "expose tools to Claude", "make an MCP app", or discusses building something with the Model Context Protocol. It is the entry point for MCP server development — it interrogates…

anthropics/claude-plugins-official

Skill Claude CodeCodex ✓ vendor

This skill should be used when the user wants to "package an MCP server", "bundle an MCP", "make an MCPB", "ship a local MCP server", "distribute a local MCP", discusses ".mcpb files", mentions bundling a Node or Python runtime with their MCP server, or needs an MCP server that interacts with the local filesystem…

anthropics/claude-plugins-official

Skill Claude CodeCodex ✓ vendor

Creates interactive HTML playgrounds — self-contained single-file explorers that let users configure something visually through controls, see a live preview, and copy out a prompt. Use when the user asks to make a playground, explorer, or interactive tool for a topic.

anthropics/claude-plugins-official

Skill Claude CodeCodex ✓ vendor

This skill should be used when the user asks to "create an agent", "add an agent", "write a subagent", "agent frontmatter", "when to use description", "agent examples", "agent tools", "agent colors", "autonomous agent", or needs guidance on agent structure, system prompts, triggering conditions, or agent development…

anthropics/claude-plugins-official

Skill Claude CodeCodex ✓ vendor

This skill should be used when the user asks to "create a slash command", "add a command", "write a custom command", "define command arguments", "use command frontmatter", "organize commands", "create command with file references", "interactive command", "use AskUserQuestion in command", or needs guidance on slash…

anthropics/claude-plugins-official

Skill Claude CodeCodex ✓ vendor

This skill should be used when the user asks to "create a hook", "add a PreToolUse/PostToolUse/Stop hook", "validate tool use", "implement prompt-based hooks", "use ${CLAUDEPLUGINROOT}", "set up event-driven automation", "block dangerous commands", or mentions hook events (PreToolUse, PostToolUse, Stop, SubagentStop…

anthropics/claude-plugins-official

Skill Claude CodeCodex ✓ vendor

This skill should be used when the user asks to "add MCP server", "integrate MCP", "configure MCP in plugin", "use .mcp.json", "set up Model Context Protocol", "connect external service", mentions "${CLAUDEPLUGINROOT} with MCP", or discusses MCP server types (SSE, stdio, HTTP, WebSocket). Provides comprehensive…

anthropics/claude-plugins-official

Skill Claude CodeCodex ✓ vendor

This skill should be used when the user asks about "plugin settings", "store plugin configuration", "user-configurable plugin", ".local.md files", "plugin state files", "read YAML frontmatter", "per-project plugin settings", or wants to make plugin behavior configurable. Documents the .claude/plugin-name.local.md…

anthropics/claude-plugins-official

Skill Claude CodeCodex ✓ vendor

This skill should be used when the user asks to "create a plugin", "scaffold a plugin", "understand plugin structure", "organize plugin components", "set up plugin.json", "use ${CLAUDEPLUGINROOT}", "add commands/agents/skills/hooks", "configure auto-discovery", or needs guidance on plugin directory layout, manifest…

anthropics/claude-plugins-official

Skill Claude CodeCodex ✓ vendor

This skill should be used when the user wants to "create a skill", "add a skill to plugin", "write a new skill", "improve skill description", "organize skill content", or needs guidance on skill structure, progressive disclosure, or skill development best practices for Claude Code plugins.

anthropics/claude-plugins-official

Skill Claude CodeCodex ✓ vendor

Generate and publish a project status artifact — an opinionated, tabbed status page for a project too big for one update (overview & success criteria, the workstream sequence, next steps, plus background, plan, risks & open questions, and decisions/FAQ when they earn a tab) — published with the built-in Artifact tool…

anthropics/claude-plugins-official

Skill Claude CodeCodex ✓ vendor

Generate a personal Claude Code usage & impact report ("receipts") from this machine's local session transcripts — for justifying Claude Code usage/spend to a manager, self-review, or "what have I been using this for" check-ins. Mines /.claude/projects locally (no extra API calls beyond one final write-up)…

anthropics/claude-plugins-official

Skill Claude CodeCodex ✓ vendor

Generate an explorable HTML report of Claude Code session usage (tokens, cache, subagents, skills, expensive prompts) from /.claude/projects transcripts.

anthropics/claude-plugins-official

Skill Claude CodeCodex ✓ vendor

Create new skills, modify and improve existing skills, and measure skill performance. Use when users want to create a skill from scratch, edit, or optimize an existing skill, run evals to test a skill, benchmark skill performance with variance analysis, or optimize a skill's description for better triggering accuracy.