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GroupDocs.Watermark Product Family

GroupDocs.Watermark helps developers add, search, edit, and remove text and image watermarks in PDF, Microsoft Office, Visio, OpenDocument, email, and image files across .NET, Java, Node.js, and Python SDKs. See the supported formats tables for .NET, Java, Node.js and Python for the full lists.

Documentation

GroupDocs.Watermark for .NET More
Getting started
Start quickly with our getting started documentation
Adding watermark
Articles and guidelines
.NET code examples
Open-source projects for APIs example usage
More
GroupDocs.Watermark for Java More
Getting started
Start quickly with our getting started documentation
Adding watermark
Articles and guidelines
Java code examples
Open-source projects for APIs example usage
More
GroupDocs.Watermark for Node.js via Java More
Getting started
Start quickly with our getting started documentation
Adding watermark
Articles and guidelines
Node.js via Java code examples
Open-source projects for APIs example usage
More
GroupDocs.Watermark for Python via .NET More
Getting started
Start quickly with our getting started documentation
Adding watermark
Articles and guidelines
Python via .NET code examples
Open-source projects for APIs example usage
More
GroupDocs.Watermark MCP Server (AI Agents) More
Getting started
Add, find, and remove watermarks with Claude, Cursor, and Copilot — locally
Use cases
One prompt per scenario — files never leave your machine
Open source
Server source, installer, and integration tests on GitHub
More

Live demos

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