Download and install the latest version of Filestar.
Right click on one or more Fbz file(s) on your desktop and select Convert with Filestar.
Type convert to rb in the search box.
Press Convert.
Or let an AI agent do it: filestarcli -i file.fbz -c "convert to rb" (how).
Documents - File Explorer─☐✕
This PC › Documents
Home
Desktop
Downloads
Documents
Pictures
Music
.fbzContract.fbz
.xlsxBudget.xlsx
.pdfReport.pdf
.pngLogo.png
Filestar*Help✕
Drop files here to get started
ConvertMergeCompressExtractMoveZip
Let your AI agent convert FBZ 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.
“Convert the FBZ files in my Downloads folder to RB”
Or run it yourself:
filestarcli -i file.fbz -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 FBZ to RB?
Yes. Install the Filestar CLI with npm install -g filestar and your agent can run filestarcli -i file.fbz -c "convert to rb" on your computer, so your files stay on it.
The FBZ file type is associated with FlashBack Screen Recorder, a program developed by Blueberry Software. It is used to store screen recordings captured with the FlashBack application. These recordings can include video of the screen, audio, and even webcam footage, making it a versatile tool for creating tutorials, presentations, or any content that requires capturing on-screen activity. The FBZ file format is specifically designed for use within the FlashBack software, allowing users to edit, save, or export their recordings.
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.