Download and install the latest version of Filestar.
Right click on one or more Jef+ file(s) on your desktop and select Convert with Filestar.
Type convert to mng in the search box.
Press Convert.
Or let an AI agent do it: filestarcli -i file.jef+ -c "convert to mng" (how).
Documents - File Explorer─☐✕
This PC › Documents
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Desktop
Downloads
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Pictures
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.jefContract.jef
.xlsxBudget.xlsx
.pdfReport.pdf
.pngLogo.png
Filestar*Help✕
Drop files here to get started
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Let your AI agent convert JEF+ to MNG
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:
“Convert the JEF+ files in my Downloads folder to MNG”
Or run it yourself:
filestarcli -i file.jef+ -c "convert to mng"
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 convert JEF+ to MNG?
Yes. Install the Filestar CLI with npm install -g filestar and your agent can run filestarcli -i file.jef+ -c "convert to mng" on your computer, so your files stay on it.
Embroidery format used by Janome sewing machines; contains stitching patterns and sewing instructions for creating embroideries; native format used by Janome sewing software, but also recognized by Embrid Suite.
An extension of the .PNG image format that uses indexed colors and supports image animations; similar to an animated .GIF file, but uses higher compression and features full alpha support (multi-level transparency).