Five Open Source PDF Readers in 2022

Office only

If you are looking for an open source PDF browser, only OFFICE is one.

Very interesting choice. This is a fully functional collaborative office suite.

Can handle different types of office documents and PDF files.

You can use a unique office suite to create and edit electronic text documents.

Sub-tables, presentations and fillable forms, as well as opening and viewing.

PDF format. The built-in viewing tool has a thumbnail pane for page preview, allowing you to

You can use it to browse the pages of PDF files.

In addition, only OFFICE has a navigation pane, which can be tapped several times.

Loose access to the pages in the file that need to be viewed. You can use the selection tool,

Copy text and graphic objects, or use the hand tool to browse the whole.

PDF document.

Office only

Only the OFFICE open source PDF viewer also provides many functions, such as downloading,

Print and zoom settings, etc. If you want to read PDF files at night, you can

Switch to dark mode.

You can also use the unique OFFICE suite as a file converter to open a

PDF files are then converted to other formats. For example, you can put a PDF

The document is converted into an editable DOC X file.

superiority

Suitable for all kinds of office documents, including PDF.

Suitable for all popular platforms-web page, desktop and mobile.

Powerful format conversion function

Dark Mode

disadvantaged

It may take a long time to open a large PDF file.

PDF comments are not supported.

Sumatra PDF

Sumatra PDF is a free and open source PDF viewer, which is compatible with many types.

File formats, including MOBI, EPUB, XPS, DjVu, CHM and diffusion.

Picture book formats CBZ and CBR.

The main advantage of Sumatra PDF is that the user interface is very simple. Taju

Prepare the most basic functions to provide a better reading experience and allow you to

Instant access to recently opened files.

Advantages:

Simple user interface

There is a portable version.

Fast operation

Hotkey command

Disadvantages:

There are no Linux and macOS clients.

okay

Okula is a multi-platform open source PDF viewer, which is KDF software.

Part of the bag. It is specially designed for viewing PDF documents, comic books and electronic products.

Books, browsing pictures and opening Markdown documents.

Ok ular provides a high-level user interface, which supports adding comments and annotations, selecting.

Text and enlarge the text through "magnifying glass mode" and add bookmarks.

The built-in "Thumbnails" panel makes navigation easier, and through the "Contents"

Panel, you only need to click a few times to enter the required chapter.

Advantages:

Advanced user interface

Support electronic signature

Can be used in all commonly used

Used on the operating system

Compatible with numbers in multiple formats

Disadvantages:

The requirements for the system are relatively high.

evidence

Evince is a free and open source PDF reader, which is compatible with all kinds of documents.

Format. In addition to portable document formats (portable documents

Format), and can also handle DjVu, PS, TIFF, XPS.

Files can also be opened in comic books -CB 7, CBR, CBT and CBZ.

It's lightweight.

Reader, including the most basic functions,

Designed to use programs instead.

For GNOME desktop

Different document viewers.

Advantages:

The user interface is simple and intuitive.

Multiple installation options

Compatible with multiple formats

Disadvantages:

There are no Windows and MacOS clients.

It may take a long time to open a large PDF file.

Our++magazine

X ournal++ is not an ordinary PDF viewer-it is a PDF viewer.

Cross-platform open source application, supporting the function of taking notes with PDF annotation.

This means that you can use this tool as a handwriting note function.

PDF reader.

This application is compatible with pressure-sensitive stylus and drawing board and can be opened.

PDF files and creating complex notes. You can also keep track of your notes through the page preview.

Advantages:

Rich note-taking function

Can be used on Windows, Linux and MacOS.

handwriting recognition

Built-in LaTeX editor

Disadvantages:

The user interface may look too complicated.

How to choose

Suitable open source PDF original PDF reader

Consider that there are many PDF browsing tools that do the same thing, but the path

Different, sometimes it may be difficult to choose the ideal application. You can do it according to yourself.

Make a choice. These options include:

● OFFICE only: If you need to equip the operating system with a comprehensive

Office suite with PDF viewing function

●Sumatra PDF: If you use Windows, you need a Jane.

A single PDF reader, hoping that the interface elements are intuitive.

Good: If you happen to want to digitally sign a PDF file.

●Evince: If you are a Linux enthusiast.

●X ournal++: Add comments to PDF files frequently if necessary.