Convert cbz to rb

  1. Download and install the latest version of Filestar.

  2. Right click on one or more Cbz file(s) on your desktop and select Convert with Filestar.

  3. Type convert to rb in the search box.

  4. Press Convert.

  5. Or let an AI agent do it: filestarcli -i file.cbz -c "convert to rb" (how).

Let your AI agent convert CBZ to RB

Claude Code, Codex, Cursor and other agents can do this on your computer with Filestar. Your files stay on your machine. It works on Windows, macOS only.

Install Filestar and add it to your agents:

npm install -g filestar
filestarcli agent install

Then ask your agent:

“Convert the CBZ files in my Downloads folder to RB”

Or run it yourself:

filestarcli -i file.cbz -c "convert to rb"

Runs on your computer, so your files stay on it. Works on Windows and macOS. 50 free conversions with the npm install, no account needed.

Can my AI agent convert CBZ to RB?

Yes. Install the Filestar CLI with npm install -g filestar and your agent can run filestarcli -i file.cbz -c "convert to rb" on your computer, so your files stay on it.

Using Filestar With AI Agents →

What is the difference between .cbz and .rb?

Extension
.cbz
.rb
Format
Binary
Text
Category
Compressed
Ebook
Developer
CDisplay Ex
NuvoMedia
Description
It can be likened to a .cbr file but it uses .zip compression not .rar like in CBR file. It is a comic book zip file format with several images (in different or the same format) arranged in pages.
RB is an eBook file format that was developed by NuvoMedia. It was first used in Nuvo Media’s Rocket eBook device. It contains the contents of the book in HTML form.
MIME Type
application/vnd.comicbook+zip
application/x-rocketebook

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