GroupDocs.Watermark for .NET

Ajoutez ou supprimez des filigranes dans les documents PDF, image, Microsoft Office et Visio depuis toute application .NET.

Publié par GroupDocs
Distribué par ComponentSource depuis 2006

Prix à partir de : US$ 1,175.02 Version : 26.4 NOUVEAU Mise à jour : Apr 30, 2026

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À propos de GroupDocs.Watermark for .NET

Ajoutez ou supprimez des filigranes dans les documents PDF, image, Microsoft Office et Visio depuis toute application .NET.

GroupDocs.Watermark for .NET enables you to build applications which let your end-users add new watermarks and search for and remove existing watermarks in supported file formats. Using GroupDocs.Watermark for .NET, you can programmatically apply digital watermarks to a multitude of file formats and discourage unauthorized use of intellectual property and securely label documents of sensitive nature by employing various built-in security measures offered by this API.

Supported file formats

Microsoft Office and OpenDocument formats

  • Portable: PDF
  • Word: DOC, DOCM, DOCX, DOT, DOTM, DOTX, RTF
  • Excel: XLSX, XLS, XLT, XLTM, XLSB, XLSM
  • PowerPoint: PPTX, PPT, PPTM, POTX, POTM, PPSM, PPSX
  • OpenDocument: ODT, ODP, ODS

Images and Graphics

  • Popular image formats: BMP, JPG, JPEG, PNG
  • Multi-page images: GIF, WEBP, TIFF

Other

  • Outlook: EML, EMLX, MSG, OFT
  • Microsoft Visio: VSDX, VSTX, VSSX, VSDM, VSSM, VSTM, VSD, VDX, VSX, VTX, VSS, VST, VDW

GroupDocs.Watermark for .NET features

  • Documents watermarking - Add or Remove Watermarks from a Particular Section or whole Document of Various File Formats.
  • Style your watermark - Customize various watermark properties like color, font, rotation etc.
  • PDF hidden printing watermark - Allocate Hidden Watermark to PDF that only Appears when Printing Document.
  • Watermark only images in documents - Watermark all Images in a Particular Section, Page, Slide, or Document.
  • Process selected image frames - Assign Watermark to only Particular Frames of a Multi-Framed Image.
  • Attachments and shapes - Set Watermark to all Attachments in an Excel Document and all Image Shapes in Slides.
  • PDF objects - Align Watermark to Bleed Box, Art Box, Crop Box, or Trim Box in PDF Document.
  • Documents background - Place Watermark or Remove it from the Background Images of Spreadsheet or Slides.
  • Unreadable Characters Protection - Protect Text Watermark using Unreadable Characters in Presentations.
  • Search Watermarks in Documents - Search Watermarks Based on Specific Parameters or by Combining Multiple Criteria.
  • Search similar image watermarks - Look for Image Watermarks that Resemble a Particular Image.
  • Get document information - Programmatically Extract Page Setup and Other Information for Supported Formats.