Adjust six contrast

Download and install the latest version of Filestar.
Right click on one or more Six file(s) on your desktop and select Convert with Filestar.
Type adjust contrast in the search box.
Press Adjust.
Or let an AI agent do it: filestarcli -i photo.six -c "adjust contrast" (how).

Let your AI agent adjust SIX contrast

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 adjust SIX contrast in my Downloads folder”

Or run it yourself:

filestarcli -i photo.six -c "adjust contrast"

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 adjust SIX contrast?

Yes. Install the Filestar CLI with npm install -g filestar and your agent can run filestarcli -i photo.six -c "adjust contrast" on your computer, so your files stay on it.

Using Filestar With AI Agents →

What is .six?

Name: DEC SIXEL Graphics Format
Extension: .six
Format: Binary
Category: Raster Image
Developer: Digital Equipment Corporation
Description: This is a bitmap graphics file format created for printers and terminals by Digital Equipment Corporation (DEC). It is another extension of the SIXEL file.
MIME Type: image/x-sixel
Wikipedia: .six on Wikipedia

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