File Extension Library

.JB2 File Extension

  • Developer by: Joint Bi-level Image Group
  • Category: Raster Image Files
  • Format: Binary

What is an .JB2 file?

.JB2 file extension is created by Joint Bi-level Image Group. .JB2 has been classified as Raster Image Files. The format of .JB2 file is Binary.

.JB2 is JBIG2 Image

Bitonal image created in the Joint Bi-level Image Group 2 (JBIG2) format; stores 1-bit black and white pixels in lossy or lossless format; supports greater compression ratios than the competing CCITT Fax Group 4 compression algorithm.

JB2 are segmented into three types of regions: text, halftone images, and generic regions. This allows the JBIG2 algorithm to optimize compression for the different areas of the image.

Because of their high compression ratios, JBIG2 images are commonly used to store binary images for transmission via fax. JBIG2 files replaced the previous JBIG specification (.JBIG files).

List of all softwares that can open the JBIG2 Image
Nuance OmniPage Ultimate
Newera Graphics Converter Pro
Newera Graphics Converter Pro

How to Open .JB2 file on different platforms

Open .JB2 File on Windows

  • Right-click a .JB2
  • Left-click "Open With" > "Choose another app"
  • Select the program that opens .JB2 file and Select check box "Always use this app to open .JB2 files" Press "Ok"

Open .JB2 File on Mac

  • Right-click (or Ctrl + Left-click) the .JB2 file
  • Click "Open With" > "Other.."
  • Then choose another program from the app list and press "Open"
  • Select check box "Turn on" for "Always open in app"

Open .JB2 File on Linux

Right click on the .JB2 file, choose "Open with" and select a program from the list above

Open .JB2 File on iPhone

Select a file. If you don't see an application to open the .JB2 file, tap "Share" and choose the right app.
Method 2
Save the file. Then open the app «Files». Touch and hold the file, then release your finger. You will see a black menu bar. After that tap "Share" and select an application.

Open .JB2 File on Android

Tap the Settings icon on an Android smartphone, then select «Applications». Click the Settings icon in the upper right corner of the screen, to change the default apps.
If you want to open, edit, save or even convert .JB2 files on Android, then your best bet is to download one of the dedicated apps available on Google Play.

How to fix problems with .JB2 files

  1. You need to update the application that you normally use to open .JB2 files. Only the latest version of the software supports the current .JB2 file format
  2. You need to check the .JB2 file for viruses. To do this, you need to scan it with a popular antivirus (Norton, Nod32, Kaspersky, Dr.Web, etc.)