Emerald MCP Server: Install & Setup

Install Emerald in Claude Code

Claude Code

claude mcp add emerald -- npx -y emerald-mcp

mcp.json (Claude Desktop, Cursor, VS Code, Windsurf)

{
  "mcpServers": {
    "emerald": {
      "command": "npx",
      "args": [
        "-y",
        "emerald-mcp"
      ]
    }
  }
}

The database under the chat: a local SQLite file a model asks for rows, not notes to re-read.

Yes, most likely. Open source and no paid account or API key is mentioned in the listing. Check the provider for current pricing.

Local. Runs on your machine (stdio). You install it with npx, uvx, Docker or from source.

Run: claude mcp add emerald -- npx -y emerald-mcp

vikramgorla/mcp-swiss

Swiss open data: transport, weather, geodata, companies, parliament and more.

mona-software/monacloud-mcp

Buy .vn/intl domains in VND, deploy apps, Postgres, email, VietQR pay — Vietnam MCP for AI agents

codeurali/mcp-dataverse

Microsoft Dataverse: entity CRUD, FetchXML and OData queries, metadata inspection, workflow execution, audit logs and Power Platform integration.

NickLiapin/tdcv2-agents

Fake, mock and test data generator: CSV, JSON, SQL from a .tdc config, made locally by TDCv2.

Bumblebiber/hmem

Persistent 5-level hierarchical memory for AI agents. SQLite-backed, lazy-loaded.

midagedev/gadak

Ask a local SQLite mirror of your Jira and Confluence: SQL, full-text search, issue detail.