Universal Viewer
Universal Viewer is an open-source software that allows users to view and interact with digital content in various formats. It supports viewing documents, images, 3D models, maps, ebooks, and more in a web browser.
Universal Viewer: View and Interact with Digital Content
Open-source software to view and interact with various digital formats, including documents, images, 3D models, maps, ebooks.
What is Universal Viewer?
Universal Viewer is an open-source software developed by the International Image Interoperability Framework (IIIF) community that provides a unified way to view and interact with digital content in web applications. It supports viewing a wide range of file types including images, documents, ebooks, 3D models, maps, videos, and more without requiring any external plugins.
Some key features of Universal Viewer include:
- Supports many file formats out of the box like PDF, JPEG2000, TIFF, PNG, SVG, JPEG, GIF etc.
- Zoom and pan images/documents for close inspection
- Rotate or flip images and 3D models
- Adjust brightness and contrast of images
- View pages side-by-side or as thumbnails
- Search full text content
- Annotate images with shapes, text comments etc.
- Compatible with IIIF manifests and APIs
- Customizable layouts and branding
- Responsive design that works well on mobile and desktop
- Accessibility support with keyboard shortcuts, screen reader support etc.
- Available under GNU AGPL license
Universal Viewer can be easily integrated into existing systems and provides an interactive way for users to engage with digital content online. Its open architecture makes it possible to build custom extensions as per specific needs.
Universal Viewer Features
Features
- Supports over 150 file formats including images, documents, 3D models, maps, ebooks, etc.
- Allows zooming, panning, rotating, fullscreen mode for images and documents
- Annotations and markup tools for documents
- Text search within documents
- Tree view and thumbnail view for multi-page files
- Supports IIIF for interoperability with digital repositories
- Responsive design works across desktop, mobile and tablets
- Customizable UI and themes
- Accessibility support
- Internationalization - supports multiple languages
- APIs available for integration into other platforms
Pricing
- Open Source
Pros
Wide file format support
Intuitive controls for interacting with content
Extensive annotation and markup capabilities
Mobile and touch friendly interface
Highly customizable and extensible
Open source and free
Cons
Lacks some advanced features of paid viewers like redaction
Can be resource intensive for very large files
Formatting issues with some complex document types
Limited technical support compared to paid solutions
Official Links
Reviews & Ratings
Login to ReviewThe Best Universal Viewer Alternatives
View all Universal Viewer alternatives with detailed comparison →
Top Office & Productivity and Document Viewers and other similar apps like Universal Viewer
Keka
What Is Keka?Keka is a file archiver for macOS that handles compression and extraction of ZIP, 7z, TAR, GZ, RAR, and many other archive formats. It fills the gap left by macOS's built-in Archive Utility, which only handles basic ZIP files.Key FeaturesKeka creates 7z, ZIP, TAR, GZ, BZ2, XZ, and...
Zipeg
Zipeg is a free and open-source file archiver and file compression software for Windows. It provides an easy-to-use graphical interface to work with various archive file formats.Some of the key features of Zipeg include:Support for creating and extracting ZIP, 7z, BZ2, GZ, TAR, XZ, WIM, RPM, and ISO archivesDrag and...
Bandizip
Bandizip is a free file archiver and compressor software for Windows. Developed by Bandisoft, it aims to be a fast, lightweight, and easy-to-use alternative to other archive managers.Bandizip supports all common archive formats including ZIP, RAR, 7z, ISO, CAB, TAR, and more. It utilizes multiple compression engines like ZIP, 7z,...
AndroZip
AndroZip is a versatile and user-friendly file archiving and management app for Android devices. As a full-featured file manager, AndroZip makes it easy to organize, browse, move, copy and delete your files.When it comes to compressing files, AndroZip supports all major compression and archive formats including ZIP, RAR, 7Z, TAR,...
ICEOWS
ICEOWS (Internet Cartographic Editor for Open Web Services) is an open-source web mapping application built using OpenLayers and GeoExt JavaScript libraries. It allows users to view, edit, analyze and publish geospatial data through a standard web browser without requiring any additional client software.Some of the key features of ICEOWS include:Interactive...
ZipGenius
ZipGenius is a free zip file manager and archive tool for Windows. It provides full access to view and manage the contents inside zip archives through an intuitive, explorer-style interface.With ZipGenius, you can easily:Open and extract files and folders from ZIP archivesCreate new ZIP files and add or remove filesEdit...
ACDSee Photo Studio
ACDSee Photo Studio is a photo editing and management application for Windows. It provides a complete set of tools for organizing, viewing, enhancing and sharing photo collections.Key features include:Import photos from digital cameras, phones, disks and other mediaOrganize photos into folders and categories with ratings and color labelsBrowse photos in...
Xodo
Xodo is a feature-rich PDF reader and annotator that allows you to view, edit, sign, share and collaborate on PDF documents across devices and platforms. It is offered as a free app for Windows, Linux, Android, iOS and as a web app that works in all major browsers.Some of the...
Pdf+
Pdf+ is a versatile PDF editing tool for Windows that provides a wide range of features for working with PDF files. It enables users to view, edit, annotate, organize, fill out, secure and convert PDFs.Key highlights of Pdf+ include:Editing text, images, links - Edit text right in the PDF, correct...
Evince
Evince is a lightweight document viewer application designed for the GNOME desktop environment. It supports the most common document formats including PDF, PostScript, DjVu and TIFF. Some key features of Evince include:Fast and efficient, optimized for GNOMESmooth scrolling and responsive UIThumbnails and two-page layout for easy browsingAnnotations and form-filling supportMinimalistic...
Glogg
glogg is an open-source log file viewer application designed specifically for viewing and analyzing log files on Linux systems. It enables users to quickly open large log files, search through them, filter the content, and inspect details of log entries.Some key features of glogg include:Fast processing and rendering of large...
Documents
This free and open-source office suite includes word processing, spreadsheet, presentation, and other productivity applications. It supports file formats from Microsoft Office and has most of the same features for creating and formatting documents, spreadsheets, and presentations.Some key features include:Word processor for creating formatted text documents with spell check, auto-correct,...
Nomacs
nomacs is a powerful yet lightweight image viewer, converter and editor. It is open source software available for Windows, Linux and macOS.Some of the key features of nomacs include:Supports a wide variety of image formats including JPEG, PNG, GIF, TIFF, RAW and moreAllows viewing images in fullscreen modeBasic image editing...
Firefox PDF Viewer (PDF.js)
Firefox PDF Viewer (PDF.js) is an open source PDF viewer that is built into Firefox web browser. It was launched in 2012 as part of the Firefox web browser and allows users to view PDF documents directly within the browser, without needing any external PDF viewer plugins.PDF.js uses HTML5canvas and...
Large Text File Viewer
A large text file viewer is a specialized software program designed for viewing and analyzing very large text files that standard text editors struggle to handle. These viewers can open text files that are hundreds of megabytes or even gigabytes in size with little performance penalty.Key capabilities provided by large...
Free Opener
Free Opener is a powerful yet easy-to-use file viewer and converter software for Windows. Developed by CoolUtils, it's completely free and open-source.With Free Opener, you can view over 300 different file formats, including:Documents - DOC, DOCX, TXT, RTF, ODTSpreadsheets - XLS, XLSX, ODS, CSVPresentations - PPT, PPTX, ODPImages - JPG,...
ThumbsPlus
ThumbsPlus is an image organizing and editing application developed specifically for Windows. It is designed to help users organize, tag, rate, edit and manage large collections of images and videos more efficiently.Some key features of ThumbsPlus include:Batch renaming tools to rename multiple images at once based on a variety of...
MPC-BE
MPC-BE (Media Player Classic - Black Edition) is a free and open-source media player application for the Windows platform. It is a fork of the original Media Player Classic software and includes additional features and functionality.At its core, MPC-BE aims to provide a lightweight yet powerful program for video playback....
MJ PDF Reader
MJ PDF Reader is a free PDF viewer for Windows that provides a lightweight yet full-featured alternative to Adobe Acrobat Reader. Developed by Software995, it aims to balance functionality, speed, and ease of use.Some key features of MJ PDF Reader include:Tabbed document interface for opening multiple PDFsFast page loading and...
FastRawViewer
FastRawViewer is a fast, lightweight photo viewer and raw file decoder software for Windows. It enables quick browsing through photos stored in raw formats from popular cameras without needing to import them or convert them first.Some key features of FastRawViewer:Supports all major raw file formats - ORF (Olympus), CR2/CR3 (Canon),...
SVG Explorer Extension
The SVG Explorer Extension is a useful browser extension for web developers and designers working with Scalable Vector Graphics (SVG) images and files. It adds an sidebar in Chrome, Firefox, and Edge that provides a set of tools for inspecting and modifying SVG documents.Some of the key features of the...
Total Reader
Total Reader is a free, versatile PDF and eBook reader, manager, editor, and annotation tool for Windows. It allows users to easily open, view, organize, search, annotate, sign, fill forms, and secure their PDF and eBook collection.Key features of Total Reader include:Intuitive tabbed interface for opening multiple documentsSupport for PDF,...
CudaText
CudaText is a powerful, lightweight text editor for Windows, Linux, and macOS. Developed by Alexey Torgashin, it is written in Lazarus and designed to provide many useful features while keeping high performance and low memory usage.Some key features of CudaText include:Fast and lightweight - starts quickly and uses little RAMSupports...
FileApp
FileApp is a versatile cross-platform file management and sharing application for personal and team productivity. It provides a unified interface to easily organize, search, share, and collaborate on your files whether they are stored locally, in the cloud, or across multiple devices.Key features of FileApp include:Intuitive drag-and-drop interface to quickly...
Quick View Plus
Quick View Plus is a fast, lightweight image viewer and basic image editor for Windows. It allows you to quickly view images in over 100 different file formats, including JPEG, PNG, GIF, TIFF, RAW camera files, and more.Some of the key features of Quick View Plus include:Very fast image loading...
File Viewer Plus
File Viewer Plus is a powerful, multi-purpose file viewer and file management software that supports viewing over 200 different file formats. With File Viewer Plus, you can quickly open and view documents, presentations, spreadsheets, images, AutoCAD files, archive files, audio files, video files and more.Some key features of File Viewer...
QAllInOne
qAllInOne is an open-source software suite for Windows that combines a set of basic tools for viewing and editing images and documents.It features:A simple image editor for cropping, resizing, rotating, drawing, and adding text and filters to imagesA PDF reader for viewing PDF documentsA basic media player for playing audio...
EdgeView 2
EdgeView 2 is a comprehensive network and application performance monitoring software designed for Windows environments. It provides real-time visibility into the health, availability, and performance of business-critical infrastructure.Key features of EdgeView 2 include:Network monitoring - Monitor network bandwidth, latency, jitter, drops, errors, SNMP devices, and moreServer monitoring - Track CPU,...
Photo Batch
Photo Batch is a powerful Windows-based software application designed specifically for batch processing digital photos. With Photo Batch, photographers and graphic designers can automate time-consuming editing tasks like resizing, cropping, rotating, color correction, watermarking, etc. and apply them to hundreds of photos in one go.Key features of Photo Batch include:Intuitive...
Qimgv
Qimgv is an open-source Qt-based image viewer and management application for Linux systems. Developed as a lightweight alternative to bulkier programs like Gwenview or Shotwell, qimgv prioritizes speed, efficiency and ease of use.Some key features of qimgv include:Minimalist yet intuitive interface providing quick access to key image viewing and manipulation...
GIF Viewer
A GIF viewer is a software program designed specifically for viewing GIF files on a computer. GIF (Graphics Interchange Format) is an image file format that supports animated images and allows them to loop continuously.A good GIF viewer software provides a clean and intuitive interface for opening and viewing GIFs....
Freefileviewer
FreeFileViewer is a versatile, lightweight file viewer and converter software for Windows. It allows you to open and view over 100 different file types including documents, spreadsheets, images, videos, audio files, archives, CAD files, metadata files, disk images, and more, without needing to have the software used for creating those...
Convert PDFs
Convert PDFs is a feature-rich PDF conversion software that provides users with extensive options to convert their PDF files into editable Office formats like Word, Excel, and PowerPoint, as well as into popular image formats including JPG, PNG, TIFF and more.It comes equipped with an intuitive and easy-to-use interface that...
AniView
AniView is a free and open-source 2D animation and drawing software capable of creating animations, digital paintings, and comics. It has a simple and intuitive user interface designed for artists, animators, and hobbyists.Some key features of AniView include:Onion skinning to view previous frames while animatingTimeline and keyframes for precise animation...
Open Freely
Open Freely is a powerful yet easy-to-use open-source desktop publishing application. As an alternative to Adobe InDesign, Open Freely offers professional-grade tools for page layout, illustration, photo editing, typography, interactive documents, and more.Some key features of Open Freely include:Flexible page layout with master pages, multi-column support, guides, rulers, and snappingVector...
EXPert PDF Reader
eXPert PDF Reader is a free, open-source PDF viewer and editor software for Windows. Developed by Visagesoft, it provides a wide range of tools for working with PDF documents.With eXPert PDF Reader, you can open and view PDFs with a tabbed interface, making it easy to work with multiple documents....
Ultimate PDF Converter
Ultimate PDF Converter is a powerful software tool designed to convert PDF files to fully-editable Microsoft Office document formats like Word, Excel, and PowerPoint. It can handle even large, complex PDF files with ease and maintain the original formatting, tables, columns, and more after conversion.Some key features of Ultimate PDF...
PlanMaker Viewer 2010
PlanMaker Viewer 2010 is a free viewer application developed by SoftMaker that enables you to open, view, print and export documents and presentations created with SoftMaker's PlanMaker and Presentations office suites. It supports PlanMaker's native PMM file format for word processing documents, along with Microsoft Word DOC/DOCX, Excel XLS/XLSX, PowerPoint...
Large text viewer
A large text viewer is a specialized software program used for opening and displaying extremely large text files that would be difficult or impossible to handle in normal text editors. While normal text editors like Notepad or TextEdit can handle files up to a certain size, opening gigabyte-sized log files...
Kyktir
Kyktir is an open-source knowledge management and collaboration platform designed to help teams organize information, discuss ideas, and work together more efficiently. Here are some of the key features of Kyktir:Document management - Store documents, videos, images and more in a central location. Control permissions, versions, custom metadata and more.Task...
NeonView
NeonView is a free, open source image viewer and basic editor for Windows. It provides a fast and lightweight way to view images and make simple edits without needing to install heavyweight photo editing software.Features of NeonView include:Quickly browse images in file foldersView image metadata and propertiesZoom, pan, and rotate...
SeaMonster
SeaMonster is an open-source web testing tool used for analyzing the content and performance of websites. It provides a suite of automated checks and user-configurable tests to help evaluate key aspects of a site including:Accessibility - checks if the website meets accessibility standards for users with disabilities.Broken links - identifies...
Renesis Player
Renesis Player is a free, open source media player application for Windows. Developed as an alternative to mainstream players like VLC media player and Media Player Classic, Renesis Player aims to provide a lightweight yet full-featured playback solution.Some key features of Renesis Player include:Supports a wide range of media codecs...
