Download and install the latest version of Filestar.
Right click on one or more Tn3 file(s) on your desktop and select Convert with Filestar.
Type convert to bmp in the search box.
Press Convert.
Or let an AI agent do it: filestarcli -i photo.tn3 -c "convert to bmp" (how).
Documents - File Explorer─☐✕
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.tn3Contract.tn3
.xlsxBudget.xlsx
.pdfReport.pdf
.pngLogo.png
Filestar*Help✕
Drop files here to get started
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Let your AI agent convert TN3 to BMP
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 TN3 files in my Downloads folder to BMP”
Or run it yourself:
filestarcli -i photo.tn3 -c "convert to bmp"
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 TN3 to BMP?
Yes. Install the Filestar CLI with npm install -g filestar and your agent can run filestarcli -i photo.tn3 -c "convert to bmp" on your computer, so your files stay on it.
The TN3 file type, associated with the "Tiny" descriptor, is a compressed image file format designed for efficient storage and quick loading of graphics. It is often utilized in applications or environments where memory and storage space are limited, such as older or embedded systems. TN3 files achieve their compact size through compression algorithms that reduce file size without significantly compromising the quality of the image. This format is particularly useful for small icons, thumbnails, or images that need to be loaded quickly on devices with constrained resources.
A BMP file is an uncompressed raster image comprised of a rectangular grid of pixels. It contains a file header (bitmap identifier, file size, width, height, color options, and bitmap data starting point) and bitmap pixels, each with a different color.
