纯本地私密运行的 PDF/A Long-Term Archive Converter (PDF/A-1b, 2b, 3b)

Convert and validate standard PDFs to ISO 19005 compliant PDF/A-1b & PDF/A-2b with XMP metadata and sRGB Output Intent for German court (beA) and EU archive compliance. 100% 浏览器本地处理，无需注册账号，零服务器上传。