Download and install the latest version of Filestar.
Right click on one or more Jnx 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 photo.jnx -c "convert to rb" (how).
Documents - File Explorer─☐✕
This PC › Documents
Home
Desktop
Downloads
Documents
Pictures
Music
.jnxContract.jnx
.xlsxBudget.xlsx
.pdfReport.pdf
.pngLogo.png
Filestar*Help✕
Drop files here to get started
ConvertMergeCompressExtractMoveZip
Let your AI agent convert JNX to RB
Claude Code, Codex, Cursor and other agents can do this with Filestar. This skill runs in Filestar's cloud and needs a paid Filestar plan.
Install Filestar and add it to your agents:
npm install -g filestar
filestarcli agent install
Then ask your agent:
“Convert the JNX files in my Downloads folder to RB”
Or run it yourself:
filestarcli -i photo.jnx -c "convert to rb"
Runs in Filestar's cloud and needs a Filestar plan.
Can my AI agent convert JNX to RB?
Yes, with a paid Filestar plan: this skill runs in Filestar's cloud. Install the Filestar CLI with npm install -g filestar and your agent can run filestarcli -i photo.jnx -c "convert to rb".
JNX is a raster image file format used by Garmin devices. It stores satellite map images seen through a BirdsEye subscription. This satellite maps are divided into smaller tiles for faster loading when displaying them. Hence, the name tile format.
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.
