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

{
  "_meta": {
    "io.modelcontextprotocol.registry/official": {
      "status": "active",
      "isLatest": true,
      "updatedAt": "2026-09-24T20:15:04.548365Z",
      "publishedAt": "2026-09-24T20:15:04.548365Z",
      "statusChangedAt": "2026-09-24T20:15:04.548365Z"
    }
  },
  "server": {
    "name": "io.github.Nizoka/pdfnative-mcp",
    "_meta": {
      "io.modelcontextprotocol.registry/publisher-provided": {
        "com.github": {
          "serverDisplayName": "pdfnative MCP"
        },
        "io.github.nizoka.publisher": {
          "tool": "mcp-publisher",
          "engine": "pdfnative@1.8",
          "license": "MIT",
          "network": "none by default (opt-in RFC 3161 TSA, OCSP/CRL)",
          "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"
          ],
          "standards": [
            "PDF/A",
            "PDF/UA-1",
            "PDF/X-4",
            "PAdES B-B to B-LTA",
            "ISO 32000-1"
          ],
          "toolCount": 28,
          "transports": [
            "stdio",
            "streamable-http"
          ],
          "mcpProtocol": "2026-07-28",
          "promptCount": 7,
          "toolVersion": "1.7.9",
          "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"
          ]
        }
      }
    },
    "title": "pdfnative MCP — PDF/A & PDF/X-4 generation, PAdES signing & introspection",
    "$schema": "https://static.modelcontextprotocol.io/schemas/2025-12-11/server.schema.json",
    "version": "1.7.0",
    "packages": [
      {
        "version": "1.7.0",
        "transport": {
          "type": "stdio"
        },
        "identifier": "pdfnative-mcp",
        "runtimeHint": "npx",
        "registryType": "npm",
        "registryBaseUrl": "https://registry.npmjs.org",
        "runtimeArguments": [
          {
            "type": "positional",
            "value": "-y",
            "valueHint": "skip-confirm"
          },
          {
            "type": "positional",
            "value": "pdfnative-mcp",
            "valueHint": "package"
          }
        ],
        "environmentVariables": [
          {
            "name": "PDFNATIVE_MCP_OUTPUT_DIR",
            "format": "filepath",
            "description": "Absolute path of a sandboxed directory where outputMode='file' may write PDFs. Unset: every tool returns base64 only (file output disabled)."
          },
          {
            "name": "PDFNATIVE_MCP_CACHE_DIR",
            "format": "filepath",
            "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."
          },
          {
            "name": "PDFNATIVE_MCP_PORT",
            "format": "number",
            "description": "Serve Streamable HTTP on this loopback port instead of stdio (MCP 2026-07-28, stateless). Unauthenticated unless PDFNATIVE_MCP_HTTP_TOKEN is set."
          },
          {
            "name": "PDFNATIVE_MCP_HTTP_TOKEN",
            "isSecret": true,
            "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."
          },
          {
            "name": "PDFNATIVE_MCP_MAX_INFLATE_BYTES",
            "format": "number",
            "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."
          },
          {
            "name": "PDFNATIVE_MCP_CREATION_DATE",
            "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": "SOURCE_DATE_EPOCH",
            "format": "number",
            "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."
          },
          {
            "name": "PDFNATIVE_MCP_TSA_URL",
            "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_AUTH",
            "isSecret": true,
            "description": "Optional Authorization header value sent to the TSA (e.g. 'Basic ...' or 'Bearer ...'). Never logged or echoed."
          },
          {
            "name": "PDFNATIVE_MCP_REVOCATION",
            "choices": [
              "ocsp",
              "crl",
              "ocsp,crl"
            ],
            "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."
          },
          {
            "name": "PDFNATIVE_MCP_NETWORK_ALLOWED_HOSTS",
            "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_TIMEOUT_MS",
            "format": "number",
            "description": "Per-request timeout for TSA / OCSP / CRL calls in milliseconds, 1000-120000 (default 10000)."
          }
        ]
      }
    ],
    "repository": {
      "url": "https://github.com/Nizoka/pdfnative-mcp",
      "source": "github"
    },
    "websiteUrl": "https://github.com/Nizoka/pdfnative-mcp#readme",
    "description": "PDF MCP: generate PDF/A & PDF/X-4, sign & verify PAdES (LTV), forms, merge, split, encrypt. 28 tools"
  }
}