- Details
- Useful resources
- Version comparison
Open Source PDF Viewer
The JPedal Open source PDF viewer offers a free, lighweight Java PDF viewer, based on a cutdown version of our full commercial Java PDF Viewer.
Key features:-
- Fully-featured PDF viewer with embedded font support, zooming, JBIG2 support, advanced PDF search, bookmarks, thumbnails, Layers support and more...
- Released under user friendly open source LGPL license with full source code for use in both commercial and Open Source projects.
- Regular monthly update and new features
- In development for over 10 years and used in corporate software globally, including Adode's ColdFusion product.
- Free support forum monitored by our developers
- Upgrade route to full commercial version if additional features needed
IDRsolutions have been producing Open Source PDF software since 1999 and we also offer a JBIG2 decoder library available under an Open Source license.
![]() |
![]() |

Help and further information
- We recommend visiting the support site for tutorials, hints and tips, javadocs and support. (not all apply to LGPL release)
- External Article on building the Open Source version in Eclipse.
- Click here for full details of changes/fixes in builds in releases. (refers to full version)
Version comparison
Main differences between Open Source and Commercial version. Please contact us if you have specific questions.
| Feature | Commercial | LGPL |
| General | ||
| Full embedded font support | ||
| Single Document Viewer | ||
| Multi Document Viewer | ||
| Source code for examples | ||
| JBig2 image decoder | Version 2 | Version 1 |
| Multiple page display options (facing, continous, etc) | ||
| PageFlow with 3D animations | ||
| Additional examples for extraction, printing, search | Features are not in LGPL version | |
| Regular new releases | ||
| Find functionality | ||
| Customisation via profiles | ||
| Support Forums | ||
| General Support | Available on commercial basis | |
| Consultancy services to enhance or customise | ||
| Additional PDF functionality in commercial (full featureset list) |
||
| PDF to image thumbnails | ||
| Text/Image extraction | ||
| Printing | ||
| Resampling of hires images for highest quality display | ||
| Javascript | ||
| Sound annotations | ||
| Truetype font hinting | ||
| Interfaces to customise JPedal | ||
| Shading | ||






