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Professional PDF.js Viewing & Annotations - Try for free


Whether you are evaluating PDF.js Express or have found an issue with our Viewer - we’re here to help.

PDF.js Express offers a free support forum where all your questions will be answered by the community, including our devs!
Find links to important support pages below. If you have any questions, please create a post in the relevant category!

With PDF.js Express you can easily add out-of-the-box
features to your PDF viewer

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