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Active✓ In official registry

io.github.cyanheads/crossref-mcp-server

Resolve DOIs, search ~155M scholarly works, and fetch references via the Crossre

GitHub ↗npm ↗registry ↗
74
TrustScore
✅ No clear abandonment signal detected; complete security and compatibility checks before production use

Before you connect

✓ No extra key neededNode.jsDocker

Config example (to connect)

{
  "mcpServers": {
    "crossref-mcp-server": {
      "type": "stdio",
      "command": "bunx",
      "args": ["@cyanheads/crossref-mcp-server@latest"],
      "env": {
        "MCP_TRANSPORT_TYPE": "stdio",
        "MCP_LOG_LEVEL": "info",
        "CROSSREF_MAILTO": "your-email@example.com"
      }
    }
  }
}

Works with these clients

  • Claude Desktopnpx
  • Claude Codenpx
  • Cursornpx
  • VS Codenpx
  • Windsurfnpx

Derived from the registry manifest (package type and transport) — we have not installed it ourselves. Check the official README before relying on it.

Install / Connect

claude mcp add crossref-mcp-server -- npx -y @cyanheads/crossref-mcp-server@0.3.9

Follow the official README; env and args vary per server.

🛠️ Maintenance weight 30% · 100 pts

📝
Last commit4 days ago
📈
Commits in 90 days65
💬
Recent issues with replies100%
🗃️
Repo statusNormal

📊 Adoption weight 25% · 35 pts

⭐
GitHub stars3 (90d +50%)
📦
npm weekly downloads925（+23%）
🚀
Releases per month4.2

✅ Usability weight 20% · 100 pts

📋
Official registryListed
▶️
Runnable entryResolvable (npx/remote)
🔍
AuditabilityOpen-source repo, auditable

❤️ Health & community weight 25% · 51 pts

🐛
open issues1
🔀
open PRs—
⚖️
LicenseOther
👥
Contributors / forks1 / 0

Sources: GitHub API · npm registry · Official registry · updated 2026-08-13

90-day trend

⭐ stars +50%

📦 weekly downloads +23%

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