Top Alternatives to Firefox PDF Viewer (PDF.js)

Foxit Reader is a lightweight, fast PDF Reader.

Sumatra PDF is PDF reader and writer for Windows.

Adobe Acrobat Reader DC is the industry standard for viewing, printing, signing and commenting on PDF documents.

Evince is a document viewer for PDF, PostScript, DjVu, TIFF, XPS and DVI formats.

PDF-XChange Viewer is a free PDF editor/reader.

Okular is a universal document viewer based developed by KDE.

Nitro Software, Inc. develops commercial software used to create, edit, sign, and secure Portable Document Format (PDF) files and digital documents.

Preview is the image viewer and PDF viewer of the macOS operating system.

STDU Viewer is a compact viewer for many computer file formats.

MuPDF is a free and open-source software framework written in C that implements a PDF, XPS, and EPUB parsing and rendering engine. It is used primarily to render pages into bitmaps, but also provides support for other operations such as searching and listing the table of contents and hyperlinks.

PDF Studio is a multi-platform PDF editor.

qpdfview is a tabbed document viewer.

zathura is a PDF viewer.

Xodo is a PDF reader and annotator.

Universal Viewer is an advanced file viewer for wide range of formats.

ePDFView is a free standalone lightweight PDF document viewer using Poppler and GTK+ libraries.

Document Viewer is a highly customizable document viewer for Android.