Trim fax

Download and install the latest version of Filestar.
Right click on one or more Fax file(s) on your desktop and select Convert with Filestar.
Type trim in the search box.
Press Run.

Or let an AI agent do it: filestarcli -i file.fax -c "trim" (how).

Let your AI agent trim FAX

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

Or add it in one click:

Claude Code:

claude mcp add filestar -- npx -y [email protected] mcp

Then ask your agent:

“Use Filestar to trim FAX in my Downloads folder”

Or run it yourself:

filestarcli -i file.fax -c "trim"

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 trim FAX?

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

Using Filestar With AI Agents · Download SKILL.md

What is .fax?

Name: Group 3 FAX
Extension: .fax
Format: Binary
Category: Fax
Developer: ITU-T
Description: This format is used to compress TIFF images when sending them via fax machines. This format helps reduce the data transmission time. Group 3 eliminates redundant data during compression in order to reduce file size. The standard 10:1 compression ratio may be increased to the user's preferences, but it can lead to a significant loss of image quality.
MIME Type: application/vnd.fax

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