Sandbox
3,602 repos for codeClear
callstack/
agent-device

Mobile app automation and verification for AI coding agents. CLI, MCP server, and typed Node.js API for iOS, Android, HarmonyOS, TV, web, macOS, and Linux.

4.5k
Yuzzyuk/
marketing-os

An entire marketing department as one Claude skill. 14 modules: audits scored 0-100, an 18-tactic hook engine, copy graded before you see it, ad diagnosis, GEO, email, launches, pricing. Works in Claude, Codex and Cursor.

487
erfnzdeh/
arvancloud-agent-skill

Unofficial Agent Skill for Claude Code and other SKILL.md-compatible agents, driving ArvanCloud's APIs (CDN, DNS, IaaS, Object Storage, Edge, CaaS, VOD/Live/Video Ads) and Let's Encrypt DNS-01 certs via acme.sh.

76
Devesh-Shirsath/
spotkit

Spotkit — a Claude Code skill that turns a feature description into minimal, abstract SVG product illustrations that all belong to one design system.

56

SEO Landing: Give your AI coding agent the capabilities of a senior Technical SEO engineer. An agent skill for building high-performance, technically optimized SEO landing pages. Turn an AI coding agent into a technical SEO specialist. Build and improve landing pages with: • 🚀 100/100 Google PageSpeed target • ⚡ Core Web Vitals optimization

149

Free, open-source AI writing humanizer and detector. 55 patterns, 5 voices, a 0-100 AI-tell score, and nothing leaves your machine.

227

Vibe coding should have human in the loop! interactive-mcp: Local, cross-platform MCP server for interact with your AI Agent

352
nostrband/
ServiceGraph

AI Agent skills to access structured datasets for startup founders

62
CosmoBlk/
email-marketing-bible

Email marketing skill for Claude Code. 55K words, 908 sources, 19 industry playbooks. Install the skill and Claude becomes your email marketing expert.

291
juyterman1000/
entroly

Cut AI context cost without trusting the compressor. Every reduction is reversible, byte-exact recoverable, and carries an auditable receipt. Local-first, works through proxy, MCP, SDK, or agent wrapper.

443
amebahead/
skills-cleaner

Track and analyze skill usage by AI agents, and clean up redundant or overlapping skills.

45
OpenBMB/UltraRAGFrameworks & SDKs

A Low-Code MCP Framework for Building Complex and Innovative RAG Pipelines

5.7k
WecoAI/
awesome-autoresearch

Curated list of AutoResearch use cases with optimization traces and open source implementations

1k
getnao/
sylph
getnao/sylphHarnesses

The open-source company brain. Run your entire company with AI agents, skills, and a self-improving context.

196

Containment for AI agents - user isolation, sandboxed execution, network controls, backup/rollback. TLA+ verified.

173

All-in-One Desktop Agent Skills Utility. Welcome to the Skill Zoo, where all your skills live!

110
Berserk-hub150/
skillhawk

Catch dangerous AI agent skills before they catch you. Zero-dependency security scanner for Agent Skills, SKILL.md and MCP configs.

30
benjaminr/
chrome-devtools-mcp

An MCP Server for Chrome DevTools, following the Chrome DevTools Protocol. Integrates with Claude Desktop and Claude Code.

308
irinabuht12-oss/
email-campaigns-claude

Claude Code skill for HTML email campaigns with Resend. Pull the numbers from your ads via the free Ryze MCP: claude mcp add ryze --transport http https://connector.get-ryze.ai/mcp

156