everything vs ontosphere

Side-by-side comparison to help you pick between these two MCP servers.

	everything by modelcontextprotocol	ontosphere by ThHanke
Stars	★ 85,748	★ 59
30d uses	—	—
Score	77	46
Official	✓	—
Categories	Developer ToolsAI / LLM ToolsOther	Knowledge GraphDeveloper ToolsAI / LLM Tools
Language	TypeScript	TypeScript
Last commit	this month	this month

everything · Summary

Official MCP test server exercising all protocol features for client builders.

ontosphere · Summary

Browser-based RDF knowledge graph editor with MCP server integration for AI agent workflows.

everything · Use cases

Testing MCP client implementations against all protocol features
Learning MCP protocol capabilities through a reference server
Validating client compatibility with different transport methods

ontosphere · Use cases

AI agents analyzing and querying large RDF knowledge graphs
Automated ontology development and knowledge graph refinement
Visualizing and reasoning about complex semantic relationships

everything · Install

NPX (recommended)

{
  "mcpServers": {
    "everything": {
      "command": "npx",
      "args": ["-y", "@modelcontextprotocol/server-everything"]
    }
  }
}

On Windows, use cmd /c:

{
  "mcpServers": {
    "everything": {
      "command": "cmd",
      "args": ["/c", "npx", "-y", "@modelcontextprotocol/server-everything"]
    }
  }
}

Docker

{
  "mcpServers": {
    "everything": {
      "command": "docker",
      "args": ["run", "-i", "--rm", "mcp/everything"]
    }
  }
}

Global install

npm install -g @modelcontextprotocol/server-everything@latest
npx @modelcontextprotocol/server-everything

ontosphere · Install

Installation

Ontosphere is a client-side browser application with no backend requirements:

Clone the repository:

``sh git clone https://github.com/ThHanke/ontosphere.git cd ontosphere ``

Install dependencies:

``sh npm install ``

Start the development server:

``sh npm run dev ``

Open http://localhost:8080 in your browser

Claude Desktop Integration

Add the following to your Claude Desktop configuration (claude_desktop_config.json):

"mcpServers": {
  "ontosphere": {
    "command": "npx",
    "args": ["@thhanke/ontosphere-mcp"]
  }
}

Comparison generated from public README + GitHub signals. Last updated automatically.