What is the key difference between Mcp Server Duckdb and NexQL Postgres MCP?

Mcp Server Duckdb belongs to the Databases category with local stdio execution, while NexQL Postgres MCP belongs to the Databases category with local stdio execution.

How do I install Mcp Server Duckdb or NexQL Postgres MCP in Claude Desktop or Cursor?

Copy the mcpServers JSON configuration snippet provided on this page into your claude_desktop_config.json or ~/.cursor/mcp.json file and restart your AI client.

Are Mcp Server Duckdb and NexQL Postgres MCP free or paid?

Mcp Server Duckdb operates under a Free / Open Source model (No auth required). NexQL Postgres MCP operates under a Free / Open Source model (No auth required).

Which MCP server has more tools and community activity?

Mcp Server Duckdb lists 3 tools with 2 views and 177 GitHub stars. NexQL Postgres MCP lists 0 tools with 0 views and 0 GitHub stars.

Can I use both Mcp Server Duckdb and NexQL Postgres MCP together in the same MCP host?

Yes! MCP hosts like Claude Desktop, Cursor, Windsurf, Cline, and VS Code support configuring multiple servers under the mcpServers object simultaneously.

How do I install Mcp Server Duckdb or NexQL Postgres MCP in Claude Desktop, Cursor, or Windsurf?

Both servers follow the standard Model Context Protocol configuration format. Simply copy the JSON block from the configuration section above and paste it into your AI client's mcpServers configuration object (for instance in claude_desktop_config.json or ~/.cursor/mcp.json ), then completely restart or refresh the application.

Are Mcp Server Duckdb and NexQL Postgres MCP free to use, or do they require API keys?

Mcp Server Duckdb is listed under a Free / Open Source model with No auth required . NexQL Postgres MCP operates under a Free / Open Source model with No auth required . If environment variables are required (such as API keys), be sure to define them under the env key in your MCP client's configuration file.

Can I run both Mcp Server Duckdb and NexQL Postgres MCP at the same time in my AI client?

Yes! MCP clients support multi-server orchestration. You can include both ktanaka101-mcp-server-duckdb and nexql-postgres-mcp as distinct keys inside the single mcpServers object in your configuration file. Your AI assistant will automatically select and call the appropriate tool from either server during chat sessions.

Which MCP server has higher directory engagement and quality ratings?

On AllMCPs, Mcp Server Duckdb has a Quality Score of 60 /100 ( Good ) with 2 views, 0 installs, and 177 GitHub stars. NexQL Postgres MCP holds a Quality Score of 27 /100 ( Emerging ) with 0 views, 0 installs, and 0 GitHub stars.

Side-by-Side Model Context Protocol Comparison

Mcp Server Duckdb vs NexQL Postgres MCP

In-depth architectural comparison of the Mcp Server Duckdb and NexQL Postgres MCP MCP servers. Compare execution transports, security boundaries, tool capabilities, quality scores, and ready-to-paste client installation snippets for Claude, Cursor, Windsurf, and VS Code.

At a Glance & Executive Verdict

Mcp Server Duckdb

Databases · Local stdio

Quality: 60/100 (Good) | Auth: No auth required

NexQL Postgres MCP

Databases · Local stdio

Quality: 27/100 (Emerging) | Auth: No auth required

Verdict Summary: Choose Mcp Server Duckdb if you need specialized Databases tools running via a local process. Choose NexQL Postgres MCP if your workspace requires Databases integration with local subprocess execution. Both servers can be configured concurrently in your client's mcpServers manifest.

Which MCP Server Should You Choose?

Choose Mcp Server Duckdb when:

You need dedicated capabilities in the Databases domain.
You prefer local stdio subprocess transport architecture.
Your security boundary fits: No auth required (Free / Open Source).
Primary tools included: query, Input, Output.

Explore Mcp Server Duckdb Details

Choose NexQL Postgres MCP when:

You need dedicated capabilities in the Databases domain.
You prefer local stdio subprocess transport architecture.
Your security boundary fits: No auth required (Free / Open Source).

Explore NexQL Postgres MCP Details

Feature & Specification Comparison

Specification	Mcp Server Duckdb ktanaka101 Databases	N NexQL Postgres MCP Databases
Summary	DuckDB database integration with schema inspection and query capabilities	Standalone Postgres MCP server — schema-aware, read-only by default, installable everywhere.
Category & Scope	Databases	Databases
Quality signal

Tools & Capabilities Breakdown

Mcp Server Duckdb Tools (3)

query

Execute any SQL query on the DuckDB database

Input

`query` (string) - Any valid DuckDB SQL statement

Output

Query results as text (or success message for operations like CREATE/INSERT)

NexQL Postgres MCP Tools (0)

No explicit tool names declared in metadata yet. Check project README on main listing page.

Ready-to-Paste Client Configurations

Paste either (or both) of these JSON server blocks into your client config file (e.g. claude_desktop_config.json or ~/.cursor/mcp.json).

Mcp Server Duckdb Configuration

mcpServers (Claude Desktop / Cursor)

{
  "mcpServers": {
    "ktanaka101-mcp-server-duckdb": {
      "command": "npx",
      "args": [
        "-y",
        "@smithery/cli"
      ]
    }
  }
}

NexQL Postgres MCP Configuration

mcpServers (Claude Desktop / Cursor)

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

Frequently Asked Questions

Mcp Server Duckdb is categorized under Databases and uses a local stdio subprocess. In contrast, NexQL Postgres MCP belongs to Databases using local stdio subprocess. Select Mcp Server Duckdb when you need capabilities focused on databases and NexQL Postgres MCP when you require tools for databases.

More alternatives to Mcp Server Duckdb More alternatives to NexQL Postgres MCP Databases category hub