pdfnative MCP — PDF/A & PDF/X-4 generation, PAdES signing & introspection

{
  "$schema": "https://static.modelcontextprotocol.io/schemas/2025-12-11/server.schema.json",
  "name": "io.github.Nizoka/pdfnative-mcp",
  "description": "PDF MCP: generate PDF/A & PDF/X-4, sign & verify PAdES (LTV), forms, merge, split, encrypt. 28 tools",
  "title": "pdfnative MCP — PDF/A & PDF/X-4 generation, PAdES signing & introspection",
  "repository": {
    "url": "https://github.com/Nizoka/pdfnative-mcp",
    "source": "github"
  },
  "version": "1.7.0",
  "websiteUrl": "https://github.com/Nizoka/pdfnative-mcp#readme",
  "packages": [
    {
      "registryType": "npm",
      "registryBaseUrl": "https://registry.npmjs.org",
      "identifier": "pdfnative-mcp",
      "version": "1.7.0",
      "runtimeHint": "npx",
      "transport": {
        "type": "stdio"
      },
      "runtimeArguments": [
        {
          "value": "-y",
          "type": "positional",
          "valueHint": "skip-confirm"
        },
        {
          "value": "pdfnative-mcp",
          "type": "positional",
          "valueHint": "package"
        }
      ],
      "environmentVariables": [
        {
          "description": "Absolute path of a sandboxed directory where outputMode='file' may write PDFs. Unset: every tool returns base64 only (file output disabled).",
          "format": "filepath",
          "name": "PDFNATIVE_MCP_OUTPUT_DIR"
        },
        {
          "description": "Opt-in content-addressed response cache directory (SHA-256 keyed, 1h TTL, 256 MiB LRU, plaintext at rest). Never caches encrypt/decrypt, sign, timestamp, add_ltv, update_metadata, encrypted builds or file output.",
          "format": "filepath",
          "name": "PDFNATIVE_MCP_CACHE_DIR"
        },
        {
          "description": "Serve Streamable HTTP on this loopback port instead of stdio (MCP 2026-07-28, stateless). Unauthenticated unless PDFNATIVE_MCP_HTTP_TOKEN is set.",
          "format": "number",
          "name": "PDFNATIVE_MCP_PORT"
        },
        {
          "description": "Opt-in bearer token for the HTTP transport (>= 16 chars, no whitespace). When set, /mcp requires 'Authorization: Bearer <token>' or answers 401. Never logged.",
          "isSecret": true,
          "name": "PDFNATIVE_MCP_HTTP_TOKEN"
        },
        {
          "description": "Per-stream FlateDecode decompression cap in bytes (zip-bomb mitigation; default 104857600 = 100 MiB). Integer >= 1024; an invalid value refuses to start the server.",
          "format": "number",
          "name": "PDFNATIVE_MCP_MAX_INFLATE_BYTES"
        },
        {
          "description": "ISO 8601 instant with a time zone (e.g. 2026-01-01T00:00:00Z) pinned as the creation date of every generated document: reproducible bytes on any host. A call's own creationDate still wins. An invalid value refuses to start the server.",
          "name": "PDFNATIVE_MCP_CREATION_DATE"
        },
        {
          "description": "reproducible-builds.org convention: integer seconds since the Unix epoch, used as the pinned creation date when PDFNATIVE_MCP_CREATION_DATE is unset. An invalid value refuses to start the server.",
          "format": "number",
          "name": "SOURCE_DATE_EPOCH"
        },
        {
          "description": "http(s) URL of the RFC 3161 timestamp authority used by sign_pdf timestamp=true and timestamp_pdf (PAdES B-T / B-LTA). Unset: those calls fail with TSA_NOT_CONFIGURED and no network request is made. Tool arguments can never supply a URL.",
          "name": "PDFNATIVE_MCP_TSA_URL"
        },
        {
          "description": "Optional Authorization header value sent to the TSA (e.g. 'Basic ...' or 'Bearer ...'). Never logged or echoed.",
          "isSecret": true,
          "name": "PDFNATIVE_MCP_TSA_AUTH"
        },
        {
          "description": "'ocsp', 'crl' or 'ocsp,crl': enables online revocation collection for add_ltv mode='online' (PAdES B-LT). Unset: that mode fails with REVOCATION_NOT_CONFIGURED; mode='offline' stays fully offline. Requires PDFNATIVE_MCP_NETWORK_ALLOWED_HOSTS.",
          "choices": [
            "ocsp",
            "crl",
            "ocsp,crl"
          ],
          "name": "PDFNATIVE_MCP_REVOCATION"
        },
        {
          "description": "Comma-separated allow-list of OCSP / CRL responder hosts ('host', 'host:port' or '*.suffix'). Mandatory when PDFNATIVE_MCP_REVOCATION is set: responder URLs found in certificates are fetched only if the host matches (http(s) only, no credentials, no redirects, internal addresses rejected unless listed verbatim).",
          "name": "PDFNATIVE_MCP_NETWORK_ALLOWED_HOSTS"
        },
        {
          "description": "Per-request timeout for TSA / OCSP / CRL calls in milliseconds, 1000-120000 (default 10000).",
          "format": "number",
          "name": "PDFNATIVE_MCP_NETWORK_TIMEOUT_MS"
        }
      ]
    }
  ],
  "_meta": {
    "io.modelcontextprotocol.registry/publisher-provided": {
      "com.github": {
        "serverDisplayName": "pdfnative MCP"
      },
      "io.github.nizoka.publisher": {
        "engine": "pdfnative@1.8",
        "keywords": [
          "pdf",
          "pdf-a",
          "pdf-ua",
          "pdf-x-4",
          "pades",
          "digital-signature",
          "rfc3161",
          "ocsp",
          "crl",
          "acroform",
          "merge-pdf",
          "split-pdf",
          "encrypt-pdf",
          "barcode",
          "qrcode",
          "svg",
          "factur-x",
          "zugferd",
          "cmyk",
          "typography",
          "reproducible-builds",
          "source-date-epoch",
          "unicode"
        ],
        "license": "MIT",
        "mcpProtocol": "2026-07-28",
        "network": "none by default (opt-in RFC 3161 TSA, OCSP/CRL)",
        "promptCount": 7,
        "releaseHighlights": [
          "PDF/X-4 output and validation",
          "typography options on 9 document tools",
          "CMYK colours everywhere",
          "27 Unicode scripts",
          "reproducible creation date via PDFNATIVE_MCP_CREATION_DATE / SOURCE_DATE_EPOCH",
          "new typography prompt"
        ],
        "standards": [
          "PDF/A",
          "PDF/UA-1",
          "PDF/X-4",
          "PAdES B-B to B-LTA",
          "ISO 32000-1"
        ],
        "tool": "mcp-publisher",
        "toolCount": 28,
        "toolVersion": "1.7.9",
        "transports": [
          "stdio",
          "streamable-http"
        ]
      }
    }
  }
}