CBR to OEB Converter

Batch convert cbr files to oeb online. Change cbr to oeb on Windows, Mac, iPhone and Android in 2 clicks.

Select files for conversion or drag and drop them to the upload area.
Your files are securely protected and available only to you.
All files are automatically deleted from our servers after 1 hour.

How to convert CBR files to OEB online?

Step-by-step instructions for converting cbr files to oeb

Upload CBR-file

Click "Choose File" button to select a cbr file on your computer. CBR file size can be up to 100 Mb.

Convert CBR to OEB

Click "Convert" button to start conversion.

Download your OEB

When the conversion process is complete, you can download the OEB file.


  • ❓ How can I convert CBR to OEB?
    First you need to add file for conversion: drag and drop your CBR file or click the "Choose File" button. Then click the "Convert" button. When CBR to OEB conversion is completed, you can download your OEB file.
  • ⏱️ How long does it take to convert CBR to OEB?
    eBook conversion is pretty fast. You can change CBR to OEB in a few seconds.
  • 🛡️ Is it safe to convert CBR to OEB on AnyConv?
    Of course! We delete uploaded files immediately, and converted ones after 1 hour. No one has access to your files. File conversion (including CBR to OEB) is absolutely safe.
  • 💻 Can I convert CBR to OEB on Mac OS or Linux?
    Yes, you can use AnyConv on any operating system that has a web browser. Our CBR to OEB converter works online and does not require software installation.

Information about CBR and OEB file formats

Full name Comic Book RARE File OEB (Open eBook File)
File extension .cbr .oeb, .opf
MIME type application/x-cbr application/oebps-package+xml
Developed by Various Open eBook Forum
Type of format eBook File
Description A .cbr file is a compressed file that allows a set of comic book images to be stored. These images can be ordered, and the format in which they are displayed can be altered to allow two images to be viewed side by side, in the same way as a double-page spread would occur. OEB (Open eBook File) – This format was developed for ebooks under the Open eBook standard by the Digital community publishing forum (IDPF). At present, this format has been replaced with the file format EPUB. OEB Format (Open eBook File) combines the text in HML codes and other data sources (Graphics & Tables) into one digital archive. It is supported by Calibre, Sony Reader, Adobe Digital Editions. OEB files are endorsed under the copyright protection right of DRM (Digital Right Management). This format was developed for electronic books sold through online shops.
Technical details A .cbr file is just a .rar file with an amended file extension. What makes a .cbr file different is that it can be opened directly by comic book viewer applications without decompressing it first. The user can also associate the file extension with a Comic Book Viewer application. Typical image formats are allowed for a .cbr file such as JPEG, GIFF, TIFF, and PNG.
File conversion CBR conversion OEB conversion
Associated programs CDisplay, ComicFlow, Perfect Viewer Calibre, Sony Reader, Adobe Digital Editions
Wiki http://en.wikipedia.org/wiki/Comic_book_archive https://en.wikipedia.org/wiki/Open_eBook