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Security audit, hardening, threat modeling (STRIDE/PASTA), Red/Blue Team, OWASP checks, code review, incident response, and infrastructure security for any project.
The largest open-source AI skills index — 2971+ skills.
2971+ install-ready agent skills from GitHub — discover, install, and use agent capabilities for Claude, ChatGPT, Cursor, and more
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Curated high-value skills — top picks across categories
Acquire-Codebase-Knowledge
Use this skill when the user explicitly asks to map, document, or onboard into an existing codebase. Trigger for prompts like "map this codebase", "document this architecture", "onboard me to this rep
AI Code Reviewer
Analyze code for security flaws, performance bottlenecks, architectural issues, and production reliability using modern static analysis and OWASP best practices.
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AgentSys
Workflow automation system for Claude with a group of useful plugins, agents, and skills. Automates task-to-production workflows, PR management, code cleanup, performance investigation, drift detectio
AI Agent, AI Spy
Members from the Signal Foundation with some really great tips and tricks on how to turn your operating system into an instrument of total surveillance, and why some companies are doing this really aw
Book Factory
A comprehensive pipeline of Skills that replicates traditional publishing infrastructure for nonfiction book creation using specialized Claude skills.
cc-devops-skills
Immensely detailed set of skills for DevOps Engineers (or anyone who has to deploy code, really). Works with validations, generators, shell scripts and CLI tools to create high quality IaC code for ab
Claude Code //create-hook
Slash command for hook creation - intelligently prompts you through the creation process with smart suggestions based on your project setup (TS, Prettier, ESLint...).
Claude Code //linux-desktop-slash-commands
A library of slash commands intended specifically to facilitate common and advanced operations on Linux desktop environments (although many would also be useful on Linux servers). Command groups inclu