# AI Plugin Marketplace Guide

> Guide to plugin.delivery — a marketplace and delivery infrastructure for AI plugins and MCP servers. Covers plugin discovery, version management, secure distribution, and integration with Claude Desktop, Cursor, and SperaxOS. The npm for AI tools.

- Skill: `nirholas/ai-plugin-marketplace-guide` (Agent Skill)
- Install (CLI): `npx skillmds@latest add nirholas/ai-plugin-marketplace-guide`
- Raw SKILL.md: https://api.skillmd.com/api/skills/nirholas/ai-plugin-marketplace-guide/raw
- Safety review: pending
- Works with: Claude Code, Claude.ai, OpenAI Codex
- Category: Product & Planning
- License: MIT
- Author: nirholas (https://skillmd.com/u/nirholas)
- Updated: 2026-09-17
- Page: https://skillmd.com/skills/nirholas/ai-plugin-marketplace-guide

---


# plugin.delivery — AI Plugin Marketplace Guide

plugin.delivery is the marketplace and delivery infrastructure for AI plugins and MCP servers. Discover, install, and manage AI tools — like npm for AI.

## What Is plugin.delivery?

```
Developers                    Users
    │                           │
    ▼                           ▼
 Publish Plugin ──→ plugin.delivery ──→ Install Plugin
    │                    │                    │
    ├── MCP Servers      ├── Search           ├── Claude Desktop
    ├── OpenAI Plugins   ├── Reviews          ├── Cursor
    ├── Tool Manifests   ├── Versions         ├── SperaxOS
    └── API Specs        └── Security Scan    └── Any MCP Host
```

## Plugin Types

| Type | Format | Compatible With |
|------|--------|----------------|
| **MCP Server** | MCP protocol | Claude, Cursor, SperaxOS |
| **OpenAI Plugin** | OpenAI manifest | ChatGPT, compatible clients |
| **Tool Manifest** | JSON Schema | Any agent framework |
| **API Spec** | OpenAPI 3.x | REST clients, code gen |

## Publishing

### Create Plugin Manifest
```json
{
  "name": "sperax-defi-tools",
  "version": "1.0.0",
  "description": "Sperax DeFi tools — USDs yield, SPA staking, portfolio management",
  "author": "Sperax",
  "license": "MIT",
  "type": "mcp-server",
  "transport": "stdio",
  "command": "npx",
  "args": ["@nirholas/mcp-server"],
  "tools": [
    { "name": "getUSdsYield", "description": "Get current USDs auto-yield APY" },
    { "name": "getSPAPrice", "description": "Get SPA token price" },
    { "name": "getPortfolio", "description": "Get Sperax portfolio overview" }
  ],
  "categories": ["defi", "crypto", "arbitrum"],
  "homepage": "https://app.sperax.io"
}
```

### Publish
```bash
# Install CLI
npm install -g @plugin-delivery/cli

# Login
plugin-delivery login

# Publish
plugin-delivery publish ./manifest.json
```

## Discovery

### Search
```bash
# CLI search
plugin-delivery search "defi yield"

# API search
curl https://api.plugin.delivery/v1/search?q=defi%20yield&type=mcp-server
```

### Browse by Category
| Category | Count | Examples |
|----------|-------|---------|
| **DeFi** | 150+ | Sperax, Aave, Uniswap tools |
| **Market Data** | 80+ | CoinGecko, DeFi Llama |
| **Trading** | 60+ | DEX aggregators, order books |
| **Social** | 40+ | Twitter/X analysis, sentiment |
| **Security** | 30+ | Contract scanners, audit tools |
| **Research** | 25+ | On-chain analytics, VC reports |
| **Productivity** | 100+ | Notes, tasks, code tools |

## Installation

### Claude Desktop
```bash
plugin-delivery install sperax-defi-tools --target claude-desktop
# Automatically updates claude_desktop_config.json
```

### Cursor
```bash
plugin-delivery install sperax-defi-tools --target cursor
```

### SperaxOS
Installed through the SperaxOS skill marketplace UI or via CLI:
```bash
plugin-delivery install sperax-defi-tools --target sperax
```

## Version Management

```bash
# Install specific version
plugin-delivery install sperax-defi-tools@1.2.0

# Update all plugins
plugin-delivery update

# Check for updates
plugin-delivery outdated
```

## Security Scanning

Every published plugin is automatically scanned for:
- Malicious code patterns
- Credential harvesting
- Unauthorized network access
- Dependency vulnerabilities
- License compliance

```
Security Score: A+
├── No malicious patterns detected
├── All dependencies audited
├── License: MIT (compatible)
└── Last scanned: 2 hours ago
```

## Links

- Website: https://plugin.delivery
- GitHub: https://github.com/nirholas/plugin.delivery
- API Docs: https://api.plugin.delivery/docs
- Sperax: https://app.sperax.io