Enhanced Simplex

File Format
Name	Enhanced Simplex
Ontology	Electronic File Formats Graphics Atari graphics formats Enhanced Simplex
Extension(s)	.esm

Enhanced Simplex (or is it Enhance Simplex?) (ESM) is a raster graphics format apparently associated with Atari ST computers. Its origin is unknown.

Identification

ESM files apparently begin with the signature 'T' 'M' 'S' 0x00.

Software

• GEM-View
  • ESM-Save module source code
• XnView (unconfirmed)
• Atari ST Plus Picture Viewer (2014 archive)