What Is a .fh5 File? .fh5 Format, MIME & How to Open

Quick facts

Extension.fh5

File typeFH5 Image

MIME typeimage/x-freehand

CategoryImage

Charset—

Compressible—

What is .fh5

What is a .fh5 file?

A .fh5 file is a FH5 Image. It is a raster or vector image format used for photos, web assets and design work.

In the mime-db registry it maps to image/x-freehand. When serving .fh5 over HTTP, set the Content-Type header as shown in Developer info below.

Related entities: it maps to image/x-freehand — and is delivered over HTTP via the Content-Type header.

How to open .fh5 files

Use Photoshop or GIMP to open and edit .fh5 files.
Any text editor (Notepad, VS Code) can inspect the raw content as text.

Developer info

When served over HTTP, responses should set the following header:

Content-Type: image/x-freehand

Common software that reads/writes .fh5:

PhotoshopGIMPPaintPreview

Relation chain

.fh5extension of

format

FH5 Imageserved as

mime type

image/x-freehandsent via header

http header

Related extensions

Related MIME types

Common uses

Web graphics and photos
Design assets and icons
Print and photography

How to edit .fh5 files

Open the file with Photoshop, make your changes and save.
Most editors preserve the original formatting and encoding — avoid changing the charset.

How to create .fh5 files

Create a new file and save it with the .fh5 extension, or export this format from Photoshop.

Frequently asked questions

What programs can open .fh5 files?

Common options include Photoshop, GIMP, Paint. You can also open many of these files with built-in viewers or a browser.

How do I create a .fh5 file?

Create a new file in any text editor or the app that owns the format and save it with the .fh5 extension.

What is the relationship between .fh5 and the image/x-freehand MIME type?

image/x-freehand is the media type identifier used for .fh5 files during network transfer (for example in the HTTP Content-Type header).

Sources & standards

Updated 2026-09-13

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