Introducing GroupDocs.Signature for Node.js Leave feedback

GroupDocs.Signature for Node.js is an electronic signature library that provides an ability to add stamps, barcodes, QR-codes, text, image, metadata, form fields and digital signatures to various document formats such as PDF, DOCX/DOC, PPTX/PPT, XLSX/XLS, JPG, PNG, TIFF, HTML and many others. With GroupDocs.Signature for Node.js you can sign, search and verify document signatures using different signing option sets to suit all your needs.

• No additional software is required;
• Fast and efficient document eSign API;
• Wide range of supported signature types: 
  • Text Signature;
  • Image Signature;
  • Digital Signature;
  • Electronic Signature;
  • Barcode Signature;
  • QR-code Signature;
  • Stamp Signature;
  • Metadata Signature;
  • FormField Signature.
• Search and verify document signatures;
• Additional options set to customize signature, search and verification processes, apply signature styling, manage appearance etc.;
• Document information extraction API;
• Document preview API.