Get 26 pre-built annotations for your PDF.js viewer -- including text highlighting, free-hand draw, comments, shapes, and more. Create custom annotations for unique workflows.
Let users fill and submit PDF forms in your viewer. Sign PDFs using hand-drawn annotations, and save signatures for signing multiple pages.
Increase adoption by customizing the open source UI -- simplify & remove features, create unique measurement icons and adjust colors to match your desired look & feel.
Measure distance, trace a perimeter or calculate the area of any PDF file.
Easily deploy your PDF.js viewer with a few lines of code. Reduce development time with step-by-step guides and samples when adding features to your viewer.
Spend less time maintaining your PDF.js viewer with community based tech support from the developers who built it.
When you’re ready for the next step, easily scale your viewer by adding new features, 30+ file formats, and a commercial rendering engine.