Anthropic: skills, plugins and MCP servers

quickstart official anthropics skill Guides a first pass through the code-security repository, from threat modeling to a canary scan. It also answers repo-specific questions with cited sources. Claude Code CX Codex Cursor +1 1,100installs customize official anthropics skill A skill to adapt the C/C++ vulnerability-finding pipeline to other languages, domains, and target shapes. Turns an opinionated demo into a template: swap the detector, prompts, and sandbox — and the pipeline hunts what you need. Claude Code CX Codex Cursor +1 1,100installs patch official anthropics skill Generates candidate diffs for verified security findings and writes inert patches for manual review. Claude Code CX Codex Cursor +1 1,100installs triage official anthropics skill This skill checks scanner findings, removes duplicates, and ranks vulnerabilities by derived exploitability. Use it for a file or directory of raw results. Claude Code CX Codex Cursor +1 1,100installs vuln-scan official anthropics skill Static vulnerability scanner for source code. Reads a directory, spawns parallel review subagents per focus area, and writes findings to JSON and markdown for triage. Claude Code CX Codex Cursor +1 1,100installs code-simplifier official Anthropic subagent This subagent simplifies recently changed code without changing its behavior. Use it after edits when you want clearer structure and consistent project style. Claude Code 766installs siege official Anthropic skill Runs iterative rounds on a hard math problem using subagents and maintains a proof ledger. It helps test mathematical claims without manually driving each step. Claude Code 658installs solo official Anthropic skill Solves hard math problems in one session without sub-agents, logs each step in notes.md to survive message limits, and produces a standalone proof.md. Claude Code 657installs policy-monitor official anthropics skill Diffs approved AI use cases, triage outcomes and vendor reviews against your written AI policy, then drafts the wording that closes each gap. Claude Code CX Codex Cursor +1 706installs chronology official anthropics skill Turns matter documents into a dated timeline: events extracted, duplicates merged, significance tagged against the case theory. Reach for it before a statement of facts or witness prep. Claude Code CX Codex Cursor +1 662installs feature-dev official Anthropic command Guides new feature work by exploring the codebase, asking for missing details, shaping the architecture, and waiting for approval before implementation. Claude Code 179installs discernment-nudge official anthropics plugin This plugin adds two or three short follow-up questions after a substantive answer. Use it to check facts, probe reasoning, and spot missing context. Claude Code Claude.ai ★ 183,434repo stars academy-guide official anthropics plugin Recommends Claude Academy courses, tutorials, and use cases when you ask how to use Claude. It suits people learning Claude features through real tasks. Claude Code Claude.ai ★ 183,434repo stars claude-api official anthropics plugin This plugin adds Claude API and SDK guidance for building LLM-powered applications. Install it when your project needs a Claude integration. Claude Code Claude.ai ★ 183,434repo stars example-skills official anthropics plugin A collection of Claude skill examples for web testing, MCP work, design and documents. Use it to inspect skill structure or start a custom skill from a template. Claude Code Claude.ai ★ 183,434repo stars document-skills official anthropics plugin Adds Claude Code skills for creating and editing Word, Excel, PowerPoint, and PDF files. Install it when your agent needs to handle office documents. Claude Code Claude.ai ★ 183,434repo stars