.. index:: Gatan Digital Micrograph
.. index:: .dm3, .dm4
Gatan Digital Micrograph
===============================================================================
Extensions: .dm3, .dm4
Owner: `Gatan `_
**Support**
BSD-licensed: |no|
Export: |no|
Officially Supported Versions: 3, 4
Reader: GatanReader (:bfreader:`Source Code `, :doc:`Supported Metadata Fields `)
Freely Available Software:
- `DM3 Reader plugin for ImageJ `_
- `EMAN `_
We currently have:
* Gatan's ImageReader2003 code (from 2003, in C++)
* numerous DM3 datasets
* `public sample images `__
We would like to have:
* a DM3 specification document
**Ratings**
Pixels: |Very good|
Metadata: |Good|
Openness: |Fair|
Presence: |Fair|
Utility: |Fair|
**Additional Information**
Applications that support .dm3 files include `Datasqueeze `_.
Note that the Gatan Reader does not currently support stacks.