Download and install the latest version of Filestar.
Right click on one or more Costyle file(s) on your desktop and select Convert with Filestar.
Type convert to itx in the search box.
Press Convert.
Or let an AI agent do it: filestarcli -i file.costyle -c "convert to itx" (how).
Documents - File Explorer─☐✕
This PC › Documents
Home
Desktop
Downloads
Documents
Pictures
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.costyleContract.costyle
.xlsxBudget.xlsx
.pdfReport.pdf
.pngLogo.png
Filestar*Help✕
Drop files here to get started
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Let your AI agent convert COSTYLE to ITX
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 COSTYLE files in my Downloads folder to ITX”
Or run it yourself:
filestarcli -i file.costyle -c "convert to itx"
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 COSTYLE to ITX?
Yes. Install the Filestar CLI with npm install -g filestar and your agent can run filestarcli -i file.costyle -c "convert to itx" on your computer, so your files stay on it.
A Capture One style is an image-adjustment preset for Phase One's Capture One raw converter. It stores the settings of Capture One's tools - exposure, tone, colour balance, curves and the colour editor - as plain XML.
An ITX file is a 3D colour lookup table in the Iridas text format used by SpeedGrade and Premiere Pro. It lists the output colour for every point of an RGB grid, the same layout as a .cube file, to apply a colour grade or look.