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Convert pdf to doc or doc to pdf

GroupDocs.Conversion for Java Dropwizard Example

GroupDocs.Conversion for Java Dropwizard UI Example

version 0.0.8

GitHub license

⚠️ This repository has moved to

System Requirements

  • Java 8 (JDK 1.8)
  • Maven 3

Document converter with Java API

GroupDocs.Conversion for Java API is a library that allows you to convert word to PDF, PNG, JPG and to many other document or image formats supported by the library. Using powerful and flexible GroupDocs.Conversion API you will be able to convert multitude document formats with a wide set of different options.

This web application allows you to convert documents between different formats using simple modern UI. While it can be used as a standalone application it also can be integrated as part of your project.

Note: without a license application will run in trial mode, purchase GroupDocs.Conversion for Java license or request GroupDocs.Conversion for Java temporary license.

Document family Supported formats Supported conversions
Microsoft Word Doc,Docm,Docx,Dot,Dotm,Dotx,Rtf,Txt,Odt,Ott Word to Rtf,Word to Txt,Word to Html,Word to Odt,Word to Ott,Word to Epub,Word to Pdf,Word to Image,Word to Cells,Word to Slides
Microsoft Excel Xls,Xls2003,Xlsb,Xlsm,Xlsx Excel to Word,Excel to Pdf,Excel to Epub,Excel to Html,Excel to Image,Excel to Slides
Portable Document Format Pdf Pdf to Word,Pdf to Epub,Pdf to Html,Pdf to Image,Pdf to Cells,Pdf to Slides
Microsoft PowerPoint Ppt,Pps,Pptx,Ppsx,Odp Slides to Word,Slides to Pdf,Slides to Epub,Slides to Html,Slides to Image,Slides to Excel
Microsoft Visio Vsd,Vsdx,Vss,Vst,Vsx,Vtx,Vdw,Vdx,Svg Visio to Word,Visio to Pdf,Visio to Epub,Visio to Html,Visio to Image,Visio to Excel,Visio to Slides
Microsoft Project Mpt,Mpp Tasks to Word,Tasks to Pdf,Tasks to Epub,Tasks to Html,Tasks to Image,Tasks to Excel,Tasks to Slides
HTML Html Html to Word,Html to Pdf,Html to Epub,Html to Cells,Html to Slides
Images Xps,Tiff,Tif,Jpeg,Jpg,Png,Gif,Bmp,Ico,Dxf,Dwg,Psd Image to Word,Image to Pdf,Image to Epub,Image to Html,Image to Image,Image to Cells,Image to Slides

Demo Video


  • Clean, modern and intuitive design
  • Easily switchable colour theme (create your own colour theme in 5 minutes)
  • Responsive design
  • Convert individual documents
  • Batch convert multiple documents
  • Mobile support (open application on any mobile device)
  • HTML and image modes
  • Drag and Drop support
  • Upload documents
  • Cross-browser support (Safari, Chrome, Opera, Firefox)
  • Cross-platform support (Windows, Linux, MacOS)

How to run

You can run this sample by one of following methods

Build from source

Download source code from github or clone this repository.

git clone
cd GroupDocs.Conversion-for-Java-Dropwizard
mvn clean compile exec:java
## Open http://localhost:8080/conversion/ in your favorite browser.

Binary release (with all dependencies)

Download latest release from releases page.

Note: This method is recommended for running this sample behind firewall.

curl -J -L -o release.tar.gz
tar -xvzf release.tar.gz
cd release
java -jar conversion-dropwizard-0.0.8.jar configuration.yaml
## Open http://localhost:8080/conversion/ in your favorite browser.

Docker image

Use docker image.

mkdir DocumentSamples
mkdir Licenses
docker run -p 8080:8080 --env application.hostAddress=localhost -v `pwd`/DocumentSamples:/home/groupdocs/app/DocumentSamples -v `pwd`/Licenses:/home/groupdocs/app/Licenses groupdocs/conversion
## Open http://localhost:8080/conversion/ in your favorite browser.


For all methods above you can adjust settings in configuration.yml. By default in this sample will lookup for license file in ./Licenses folder, so you can simply put your license file in that folder or specify relative/absolute path by setting licensePath value in configuration.yml.

Conversion configuration options

Option Type Default value Description
filesDirectory String DocumentSamples Files directory path. Indicates where uploaded and predefined files are stored. It can be absolute or relative path
resultDirectory String Absolute path to result files directory


The MIT License (MIT).

Please have a look at the for more details

GroupDocs Conversion on other platforms & frameworks

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