Gallery of user projects and modifications

ngx-extended-pdf-viewer, PDF.js integration for Angular
Touch Reader with Storage (@digitarald)
OwnCloud uses pdfjs as document viewer
Integrating PDF.js with Lunr.js to build a full text indexing ingestion pipeline in Javascript (@garysieling)
Viewer.js - an embeddable open-source document viewer for the web that uses PDF.js to display PDFs and WebODF to display ODF files
Candy Reader ports PDF.js to standalone desktop application using node-webkit (@humu2009)
PeerLibrary, a collaborative reading of academic publications, promoting open access and open science
pdfjsgui Small python script to run pdf.js as a semi-standalone application
WebAppFind OCR demo - Applies Ocras.js or GOCR.js to a PDF file opened via right-click from the desktop (the Firefox add-on is currently Windows only; ports welcome!)
slidr.io Presentation hosting platform build with a pdf.js based player! (@nesQuick)
Librelio The Librelio HTML5 reader is based on pdf.js. It features page curl effect and multimedia overlays (video, slide shows). An example is available here.
ckanext-pdfview The PDF viewer of CKAN - the technology behind hundreds of data portals like data.gov and data.gov.uk, uses pdf.js.
Ignite Player pdf.js-based ignite talk presentation player, from local files or dropbox.
Word Lookup, a fork of PDF.js with a feature where the user selects a word and presses a shortcut key to bring up its meaning within the viewer.
Orion browser integration, a WebKit-based browser that ships PDF.js.

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