Pick your platform, copy the package command, and ship your first integration.
using GroupDocs.Watermark;
using var watermarker = new Watermarker("document.pdf");
watermarker.Add(new TextWatermark());
GroupDocs.Watermark in production — fast, flexible, and source-agnostic.
Add styled text or image watermarks anywhere on the page.
Search for existing watermarks — including hidden ones — and strip them.
Place watermarks in headers, shapes, backgrounds, or artifacts.
PDF, Word, Excel, PowerPoint, images, and diagrams.
A representative slice of the formats GroupDocs.Watermark works with.
Run GroupDocs.Watermark on your own files in the free, ads-free Watermark web app — no install required. Files are deleted after 24 hours.