Pkgxray vs Supply Chain Guard

A side-by-side look at the Pkgxray and Supply Chain Guard MCP servers: transport, auth, tools, quality signals, and the config to install either one in Claude, Cursor, Windsurf or VS Code.

Pkgxray logoPkgxraySecurity · Local subprocess (stdio)Pre-install security scans for npm packages, MCP servers, and AI agents with cited verdict evidence.47FairAuth: no auth requiredSupply Chain Guard logoSupply Chain GuardSecurity · Local subprocess (stdio)Supply-chain malware scanner and MCP server: vet packages in 15 ecosystems before install, offline.51GoodAuth: no auth required

Verdict: choose Pkgxray for security work as a local process; choose Supply Chain Guard for security as a local process. You can also run both side by side in one mcpServers block.

Which MCP server should you choose?

Pkgxray logoChoose Pkgxray when

  • You need dedicated capabilities in the Security domain.
  • You prefer a local stdio subprocess transport.
  • Its auth model fits you: No auth required.
Explore Pkgxray

Supply Chain Guard logoChoose Supply Chain Guard when

  • You need dedicated capabilities in the Security domain.
  • You prefer a local stdio subprocess transport.
  • Its auth model fits you: No auth required.
Explore Supply Chain Guard

Feature & specification comparison

Rows where the two servers differ are marked.

SpecPkgxray logoPkgxraySupply Chain Guard logoSupply Chain Guard
CategorySecuritySecurity
Quality signal47/100 · Fair51/100 · Good
Install commandConfirmedConfirmed
TransportLocal subprocess (stdio)Local subprocess (stdio)
AuthNo auth requiredNo auth required
PricingFreeFree
Required env varsNone listedNone listed
Verified ownerCommunity listingCommunity listing
GitHub stars117
Directory activity 6 views 0 installs 0 upvotes 4 views 0 installs 0 upvotes
ToolsNot listedNot listed

Tools & capabilities

Pkgxray tools

No tool names declared yet. Check the project README from the listing page.

Supply Chain Guard tools

No tool names declared yet. Check the project README from 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.

Pkgxray

mcpServers (Claude Desktop / Cursor)
{
  "mcpServers": {
    "pkgxray": {
      "command": "npx",
      "args": [
        "--yes",
        "pkgxray@1.0.5"
      ]
    }
  }
}

Supply Chain Guard

mcpServers (Claude Desktop / Cursor)
{
  "mcpServers": {
    "supply-chain-guard": {
      "command": "npx",
      "args": [
        "-y",
        "supply-chain-guard"
      ]
    }
  }
}

Frequently asked questions

Pkgxray is categorized under Security and uses a local stdio subprocess. Supply Chain Guard belongs to Security and uses a local stdio subprocess. Pick Pkgxray for security work and Supply Chain Guard for security.

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.

Pkgxray is listed as free. Auth: no auth required. Supply Chain Guard is listed as free. Auth: no auth required. 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 pkgxray and supply-chain-guard as separate keys in the same mcpServers object, and your assistant will call tools from either one.

On AllMCPs, Pkgxray has a quality signal of 47/100 (Fair) with 6 views, 0 installs and 11 GitHub stars. Supply Chain Guard has 51/100 (Good) with 4 views, 0 installs and 7 GitHub stars.