Package Registry MCP vs MCP Server Neon

A side-by-side look at the Package Registry MCP and MCP Server Neon MCP servers: transport, auth, tools, quality signals, and the config to install either one in Claude, Cursor, Windsurf or VS Code.

Package Registry MCP logoPackage Registry MCPDatabases · Local subprocess (stdio)MCP server for searching and getting up-to-date information about NPM, Cargo, PyPi, and NuGet packages.64GoodAuth: no auth requiredMCP Server Neon logoMCP Server NeonDatabases · Local subprocess (stdio)An MCP Server for creating and managing Postgres databases using Neon Serverless Postgres67GreatAuth: oauth 2.0

Verdict: choose Package Registry MCP for databases work as a local process; choose MCP Server Neon for databases as a local process. You can also run both side by side in one mcpServers block.

Which MCP server should you choose?

Package Registry MCP logoChoose Package Registry MCP when

  • You need dedicated capabilities in the Databases domain.
  • You prefer a local stdio subprocess transport.
  • Its auth model fits you: No auth required.
  • You want tools like get-cargo-package-details, search-cargo-packages, list-cargo-package-versions.
Explore Package Registry MCP

MCP Server Neon logoChoose MCP Server Neon when

  • You need dedicated capabilities in the Databases domain.
  • You prefer a local stdio subprocess transport.
  • Its auth model fits you: OAuth 2.0.
  • You have the keys it needs: NEON_API_KEY.
  • You want tools like projects, branches, endpoints.
Explore MCP Server Neon

Feature & specification comparison

Rows where the two servers differ are marked.

SpecPackage Registry MCP logoPackage Registry MCPMCP Server Neon logoMCP Server Neon
CategoryDatabasesDatabases
Quality signal64/100 · Good67/100 · Great
Install commandConfirmedConfirmed
TransportLocal subprocess (stdio)Local subprocess (stdio)
AuthNo auth requiredOAuth 2.0
PricingFreeFreemium
Required env varsNone listedNEON_API_KEY
Verified ownerCommunity listingCommunity listing
GitHub stars39656
Directory activity 4 views 0 installs 0 upvotes 5 views 0 installs 0 upvotes
Tools1680

Tools & capabilities

Package Registry MCP tools 16

  • get-cargo-package-detailsGet detailed information about a specific Cargo package
  • search-cargo-packagesSearch the Cargo registry for packages
  • list-cargo-package-versionsList all versions of a specific Cargo package
  • get-github-advisoryGet detailed information about a specific GitHub Security Advisory by its GHSA ID (e.g., GHSA-grv7-fg5c-xmjg).
  • search-github-advisoriesSearch the GitHub Security Advisory Database for vulnerabilities. Filter by ecosystem (npm, pip, maven, etc.), severity, type, or CVE ID.
  • get-package-advisoriesGet all security advisories affecting a specific package. Use this to check if a package like "braces" or "lodash" has known vulnerabilities.
  • get-golang-package-detailsGet detailed information about a specific Go module/package
  • list-golang-package-versionsList all versions of a specific Go module/package
  • get-npm-package-detailsGet detailed information about a specific NPM package
  • search-npm-packagesSearch the NPM registry for packages
  • list-npm-package-versionsList all versions of a specific NPM package
  • get-nuget-package-detailsGet detailed information about a specific NuGet package
  • +4 more on the listing page

MCP Server Neon tools 80

  • projects
  • branches
  • endpoints
  • snapshots
  • schema
  • querying
  • neon_auth
  • data_api
  • observability
  • docs
  • functions
  • storage
  • +68 more on the listing page

Ready-to-paste client configs

Paste either block (or both) into your client config, e.g. claude_desktop_config.json or ~/.cursor/mcp.json. We only show a config when the install command is confirmed.

Package Registry MCP

mcpServers (Claude Desktop / Cursor)
{
  "mcpServers": {
    "artmann-package-registry-mcp": {
      "command": "npx",
      "args": [
        "-y",
        "package-registry-mcp"
      ]
    }
  }
}

MCP Server Neon

mcpServers (Claude Desktop / Cursor)
{
  "mcpServers": {
    "neondatabase-mcp-server-neon": {
      "command": "npx",
      "args": [
        "-y",
        "neon@latest"
      ],
      "env": {
        "NEON_API_KEY": "YOUR_NEON_API_KEY_HERE"
      }
    }
  }
}

Frequently asked questions

Package Registry MCP is categorized under Databases and uses a local stdio subprocess. MCP Server Neon belongs to Databases and uses a local stdio subprocess. Pick Package Registry MCP for databases work and MCP Server Neon for databases.

Copy the mcpServers block from the config section on this page into your client's config (for example claude_desktop_config.json or ~/.cursor/mcp.json), then fully restart the client.

Package Registry MCP is listed as free. Auth: no auth required. MCP Server Neon is listed as freemium — a free tier with paid plans. Auth: oauth 2.0. If a server needs environment variables such as API keys, define them under the env key in your client's MCP config.

Yes. MCP clients support multiple servers: add artmann-package-registry-mcp and neondatabase-mcp-server-neon as separate keys in the same mcpServers object, and your assistant will call tools from either one.

On AllMCPs, Package Registry MCP has a quality signal of 64/100 (Good) with 4 views, 0 installs and 39 GitHub stars. MCP Server Neon has 67/100 (Great) with 5 views, 0 installs and 656 GitHub stars.