[PPT PPTX ODP Add Watermark to PowerPoint and OpenOffice documents using Java Build your own Java apps to watermark presentations using server-side APIs. Other Supported Presentation Watermark Samples Add WatermarkODP How to Add Watermark to ODP file using Aspose.Slides for Java API. Add WatermarkPPT How to Add Watermark to PPT file using Aspose.Slides for Java API. Add WatermarkPPTX How to Add Watermark to PPTX file using Aspose.Slides for Java API. ]