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

{
  "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

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

# Login
plugin-delivery login

# Publish
plugin-delivery publish ./manifest.json

Discovery

Search

# 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

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

Cursor

plugin-delivery install sperax-defi-tools --target cursor

SperaxOS

Installed through the SperaxOS skill marketplace UI or via CLI:

plugin-delivery install sperax-defi-tools --target sperax

Version Management

# 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