Marketing skills for AI agents. CRO, copywriting, SEO, analytics, pricing, and growth engineering. From Corey Haines' Marketing Skills collection.
Guide for writing skills that wrap CLI tools. Use when creating a new CLI skill. For review, run through the Checklist section.
Use this skill to design, document, and structure AI agent skills for Gemini, Claude, and Codex. It provides architectural rules, directory standards, and writing best practices.
REQUIRED for all skill development. Automatically version control every skill file modification for rollback/comparison. Use after init_skill.sh, after every str_replace/create_file, and before packaging.
Development skill from everything-claude-code
Development skill from everything-claude-code
Development skill from everything-claude-code
Development skill from everything-claude-code
Extract learnings from session transcripts or notes and incorporate them into existing skills or create new ones. Use when the user has analysis documents, session learnings, or patterns they want...
Guide for creating or updating Agent Skills using the standardized SKILL.md specification, including naming rules, optional frontmatter fields, validation, packaging, and best practices for...
Convert AGENTS.md (or similar agent instruction docs) into reusable Codex skills. Use when asked to extract, split, or refactor AGENTS.md guidance into skill folders, or to create skills that...
Generate high-quality Claude Agent Skills following Anthropic's official guidelines and best practices. Creates properly structured SKILL.md files with YAML frontmatter, progressive disclosure,...
Agent Skill: TYPO3 extension testing (unit, functional, E2E, architecture, mutation). This skill should be used when setting up test infrastructure, writing tests, configuring PHPUnit, testing...
MANDATORY:Use when lacking domain-specific capabilities in ANY field (Engineering, Marketing, Science, Creative, etc.) or when asked to "find/install skills". Connects to a vetted index of 27,000+...
65 Specialized Skills for Full-Stack Developers - Transform Claude Code into your expert pair programmer
Use when user wants to execute long-running tasks that require multiple sessions to complete. This skill manages task decomposition, progress tracking, and autonomous execution using Claude Code...
Claude Code skill for running structured security audits with actionable remediation plans
This skill should be used when the user requests comprehensive research, deep investigation, or detailed academic-style reports on any topic. Trigger phrases include "deep research",...
Project Guidelines Skill (Example)
Project Guidelines Skill (Example)