The agent harness performance optimization system. Skills, instincts, memory, security, and research-first development for Claude Code, Codex, Opencode, Cursor and beyond.
Repository Index
47,133 repositories indexed
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Makes your AI agent think like the laziest senior dev in the room. The best code is the code you never wrote.
An AI skill that provides design intelligence for building professional UI/UX across multiple platforms.
- ai-skills
- antigravity
- claude
- claude-code
Turn any codebase, with its docs, SQL schemas, configs, and PDFs, into a queryable knowledge graph. A /graphify skill for Claude Code, Cursor, Codex, and Gemini CLI: local deterministic AST parsing, every edge explained, no vector store.
- claude-code
- graphrag
- knowledge-graph
- codex
Agent skills that give coding agents taste: art direction, reference images and a browser check instead of generic AI pages
Graphs that teach > graphs that impress. Turn any code into an interactive knowledge graph you can explore, search, and ask questions about. Works with Claude Code, Codex, Cursor, Copilot, Gemini CLI, and more.
- claude-code
- claude-skills
- understandcode
- codex
Write HTML. Render video. Built for agents.
AI agent skill that researches any topic across Reddit, X, YouTube, HN, Polymarket, and the web - then synthesizes a grounded summary
- ai-prompts
- claude
- claude-code
Agent skill that removes signs of AI-generated writing from text
- agent-skills
- ai-writing
- claude-code
- codex
Marketing skills for Claude Code and AI agents. CRO, copywriting, SEO, analytics, and growth engineering.
- claude
- codex
- marketing
- agent-skills
Turn any AI agent into an AI Scientist. The #1 Agent Skills library for science, used by 250,000+ scientists worldwide. 177 ready-to-use validated skills plus 100+ scientific databases covering biology, chemistry, medicine, and drug discovery. Compatible with Cursor, Claude Code, Codex, Pi, Antigravity, and the open Agent Skills standard.
- ai-scientist
- bioinformatics
- chemoinformatics
- claude
Academic Research Skills for Claude Code: research → write → review → revise → finalize
- academic-writing
- ai-research
- claude
- claude-code
2,926+ reusable AI agent skills for Claude Code, Codex, Cursor and Gemini CLI. AAS Core adds local catalog discovery, agent-owned selection and plan preview. CLI, MCP and plugins.
- agentic-skills
- ai-agents
- antigravity
- claude-code
Plugins, agents, skills, and commands for Claude Code, Codex CLI, Cursor, OpenCode, Antigravity CLI, GitHub Copilot, and Pi, written once in Markdown and adapted to each tool by generators with validation and evals.
Clone any website with one command using AI coding agents
817 structured cybersecurity skills for AI agents · Mapped to 6 frameworks: MITRE ATT&CK, NIST CSF 2.0, MITRE ATLAS, D3FEND, NIST AI RMF & MITRE F3 (Fight Fraud) · agentskills.io standard · Works with Claude Code, GitHub Copilot, Codex CLI, Cursor, Gemini CLI & 20+ platforms · 29 security domains · Apache 2.0
Open-source registry and CLI for Claude Code components: agents, commands, skills, hooks, MCPs, settings and mods
- anthropic
- anthropic-claude
- claude
- claude-code
Google Workspace CLI — one command-line tool for Drive, Gmail, Calendar, Sheets, Docs, Chat, Admin, and more. Dynamically built from Google Discovery Service. Includes AI agent skills.
- google-workspace
- agent-skills
- ai-agent
- automation
Create beautiful slides on the web using a coding agent's frontend skills
- ai-slides
- anthropic
- claude
- claude-code
410 Claude Code skills & agent skills & plugins (120+ Agents, custom commands, 410+ skills, customizable references, scripts)for Claude Code, Codex, Gemini CLI, Cursor, and 8 more coding agents — engineering, marketing, product, compliance, C-level advisory, research, business operations, commercial & finance, and your daily productivity skills.
- agentic-ai
- anthropic-claude
- claude-ai
- claude-code
AI-agent Skill for generating polished HTML slide decks: editorial magazine and Swiss layouts, image prompts, social covers, and a WebGL/low-power presentation runtime.
TranslatedHuashu Design 3.0 · Type one sentence into an agent and get back design you can deliver: web pages / App prototypes / editable PPTX / animations / infographics · Pick three directions from six candidates · A library of 84 styles with sample images · An appearance ledger and design checkup that understand you better the more you use them · HTML-native design skill for Claude Code, Codex, Cursor & any agent
- agent-skills
- ai-design
- claude-code
- claude-skills
Clone any viral video with AI agents. Not just a script, the whole workflow: swap the face, the words, the B-roll, ship 100 variants in one command, and get your 100M views.
- agentic-ai
- ai
- ai-agents
- ai-video
Universal SEO skill for Claude Code. 26 sub-skills + 19 sub-agents covering technical SEO, E-E-A-T, schema, GEO/AEO, agent readiness (Lighthouse Agentic Browsing, WebMCP, llms.txt), backlinks, local SEO, e-commerce, international SEO, Google APIs, and PDF/Excel reporting. 9 optional extensions for live SEO data.
- claude-code
- seo
- ai
- ai-seo