Convert chm to heif

Download and install the latest version of Filestar.
Right click on one or more Chm file(s) on your desktop and select Convert with Filestar.
Type convert to heif in the search box.
Press Convert.
Or let an AI agent do it: filestarcli -i file.chm -c "convert to heif" (how).

Let your AI agent convert CHM to HEIF

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 CHM files in my Downloads folder to HEIF”

Or run it yourself:

filestarcli -i file.chm -c "convert to heif"

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 CHM to HEIF?

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

Using Filestar With AI Agents →

What is the difference between .chm and .heif?

Name: Compiled HTML Help File; High Efficiency Image File
Extension: .chm; .heif
Format: Binary; Binary
Category: Developer; Raster Image
Developer: Microsoft; Apple
Description: Comprises of texts, hyperlinks, and images that make up help documentation saved in HTML format. They provide help solutions that can be viewed on web browsers.; Based on HEVC (High-Efficiency Video Coding), the HEIF format is an image file container with one or multiple images and is the default image format for Apple Live Photos. It replaced the JPEG format as it's smaller in size and has lossless compression ensuring high-quality photos.
MIME Type: application/vnd.ms-htmlhelp; image/heif
Sample: sample.chm; sample.heif
Wikipedia: .chm on Wikipedia; .heif on Wikipedia

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