Download and install the latest version of Filestar.
Right click on one or more Caf file(s) on your desktop and select Convert with Filestar.
Type merge into audiobook in the search box.
Press Merge.
Or let an AI agent do it: filestarcli -i file.caf -c "merge into audiobook" (how).
Let your AI agent merge CAF into audiobook
Claude Code, Codex, Cursor and other agents can do this on your computer with Filestar. Your files stay on your machine.
Install Filestar and add it to your agents:
npm install -g filestar
filestarcli agent install
Then ask your agent:
“Use Filestar to merge CAF into audiobook in my Downloads folder”
Or run it yourself:
filestarcli -i file.caf -c "merge into audiobook"
Runs on your computer, so your files stay on it. Works on Windows, macOS and Linux. 50 free conversions with the npm install, no account needed.
Can my AI agent merge CAF into audiobook?
Yes. Install the Filestar CLI with npm install -g filestar and your agent can run filestarcli -i file.caf -c "merge into audiobook" on your computer, so your files stay on it.
Digital audio format based on Apple's Core Audio technology; stores audio data as well as text annotations, markers, channel layouts, and other information; similar to an .AIFF or .WAVE file, but does not have a 4GB size limit and can store any number of audio channels.
